Redding Climate & Monthly Temperature Overview – United States

Summer in Redding

Summer in Redding is hot and dry, with average high temperatures in the mid-90s and occasional triple-digit heat. The lack of humidity makes the heat more bearable, but it’s still advisable to stay hydrated and seek shade during the warmest hours of the day. Precipitation is rare during the summer months, with an average of only 0.2 inches of rain in July. The clear skies and warm evenings make this an ideal time for outdoor activities, such as hiking, biking, and swimming.

Winter in Redding

Winter in Redding is mild, with average high temperatures in the mid-50s and average low temperatures in the mid-30s. Precipitation is more common during these months, with an average of 3.5 inches of rain in December. Snow is rare, but it does occasionally accumulate in the nearby mountains. The days are shorter during the winter, but the skies are often clear, offering plenty of opportunities for outdoor recreation.

Average Temperature in Redding, United States

Redding, California, experiences a Mediterranean climate with hot, dry summers and mild, wet winters. The average annual temperature is 59.6°F (15.3°C), with average highs ranging from 57°F (13.9°C) in January to 92°F (33.3°C) in July. Average lows range from 39°F (3.9°C) in December to 63°F (17.2°C) in August.

The warmest months in Redding are June through October, with average temperatures in the 70s and 80s (°F). July is the hottest month, with an average high of 92°F (33.3°C) and an average low of 63°F (17.2°C). The coldest months are December through February, with average temperatures in the 40s and 50s (°F). January is the coldest month, with an average high of 57°F (13.9°C) and an average low of 39°F (3.9°C).

Redding receives an average of 30.1 inches of rain per year, which falls mostly during the winter months. The city experiences occasional thunderstorms in the summer, but these are typically brief and mild. Redding is also prone to occasional heat waves during the summer months, with temperatures reaching or exceeding 100°F (37.8°C).

Climate and Cloud Patterns

Redding, California experiences a Mediterranean climate, characterized by hot, dry summers and mild, wet winters. During the summer months, clouds are typically sparse as the region is dominated by high-pressure systems, leading to clear skies and abundant sunshine. However, as the winter season approaches, the influx of moisture from the Pacific Ocean promotes the formation of clouds. These clouds can range from low-level stratus and stratocumulus, bringing overcast conditions and occasional drizzle, to towering cumulus and cumulonimbus clouds, capable of producing thunderstorms and heavy precipitation.

Seasonal Cloud Variations

The seasonal variation in cloud cover is evident in Redding’s climate data. Summer months, such as July and August, typically see less than 10% cloud cover, contributing to the region’s sunny and dry character. In contrast, winter months, such as December and January, experience significantly higher cloud cover, with average values exceeding 50%. This increased cloudiness is a result of the frequent passage of storm systems from the Pacific Northwest, bringing clouds and precipitation to the area. The transition between seasons is gradual, with cloud cover gradually increasing in autumn and decreasing in spring as the weather patterns shift.

Monthly Precipitation Patterns

Redding experiences substantial precipitation variation throughout the year. The wet season typically spans from November to March, with December being the wettest month. During these months, the average rainfall ranges from 3 to 6 inches, contributing to the city’s annual precipitation of around 33 inches. The remainder of the year is generally dry, with average monthly rainfall below 1 inch from April to October.

Impact on Local Ecosystems

The seasonal precipitation patterns have a significant impact on the local ecosystems. The wet winter season replenishes water bodies, allowing riparian vegetation to thrive along riverbanks. The lush vegetation provides habitat for a diverse range of animal species, including migratory waterfowl and amphibians. In contrast, the dry summer period can stress native plants, leading to increased fire risk and the potential for wildfires. The presence of seasonal wetlands, known as vernal pools, also supports a unique and specialized ecosystem during the wet season, providing breeding grounds for endangered species such as the California tiger salamander.

Annual Rainfall

Redding, United States, experiences a Mediterranean climate characterized by hot, dry summers and mild, wet winters. Annual rainfall in Redding averages around 27 inches (690 millimeters), with most precipitation falling between November and April. The driest months are typically June through September, when rainfall is minimal. The city receives an average of 45 rainy days per year, with rainfall intensity varying throughout the year.

Seasonal Variations

Winter is the wettest season in Redding, with frequent rainfall and occasional snowfall. Cold fronts from the Pacific Ocean often bring heavy precipitation, leading to periods of intense rain or snowfall. Spring brings a gradual decrease in rainfall, with occasional showers interspersed with periods of sunshine. Summer is typically hot and dry, with little to no precipitation. In autumn, rainfall gradually increases as the weather systems from the Pacific Ocean become more active.

Historical Snowfall Patterns

Redding, California, is located in the northern part of the Sacramento Valley and has a Mediterranean climate with hot, dry summers and mild, wet winters. Snowfall is rare in Redding, with an average annual snowfall of just 0.4 inches. However, there have been a few notable snowfall events in the city’s history. In December 1972, a major snowstorm dropped 8 inches of snow on Redding, which was the heaviest snowfall on record for the city. Other significant snowfall events occurred in January 1990 (6 inches), December 1998 (5 inches), and January 2011 (4 inches).

Causes of Snowfall in Redding

The primary factor that determines whether or not Redding will receive snow is the strength and position of the jet stream. The jet stream is a high-altitude wind current that flows from west to east across the Pacific Ocean. When the jet stream is strong and positioned to the south of Redding, it can draw cold air from Canada and the Pacific Northwest into the city, leading to snowfall. Additionally, Redding’s elevation, which ranges from 200 to 600 feet above sea level, can also contribute to snowfall, as cold air tends to settle in lower-lying areas.

Summer Sun in Redding

Summer in Redding is characterized by long, hot days with abundant sunshine. The average high temperature in July, the warmest month, is around 102°F (39°C), with lows typically in the mid-70s (°F). High levels of humidity are not uncommon, but the dry desert air often makes the heat more bearable. The intense solar radiation results in an average of over 12 hours of sunshine per day during summer, making it an ideal destination for outdoor enthusiasts and sunseekers.

Winter Sun in Redding

In contrast to the sweltering summers, winters in Redding are mild and sunny. Average temperatures in January, the coldest month, range from lows in the upper 30s (°F) to highs in the mid-50s (°F). While occasional rain or snowfall may occur, the sun often shines even during the winter months. Redding typically experiences around 6 hours of sunshine per day during winter, providing ample opportunities to escape the cold and enjoy the outdoors. The lack of snow and ice makes winter an excellent time for hiking, biking, and other activities in the surrounding mountains and trails.

Moonrise and Moonset Times

The moon in Redding, United States, rises and sets at different times throughout the year due to the Earth’s rotation and tilt. The time of moonrise and moonset can vary significantly, especially during the winter and summer months. During the winter months, the moon rises later and sets earlier, while during the summer months, the moon rises earlier and sets later. To determine the exact moonrise and moonset times for a specific date in Redding, it is recommended to refer to an astronomical almanac or a dedicated mobile application.

Moon Phases

The moon goes through different phases throughout the month, from a new moon to a full moon. In Redding, the moon phases are visible throughout the year, with the full moon being the most prominent and recognizable phase. During a full moon, the entire face of the moon is illuminated by sunlight, making it the brightest and most easily visible phase. The other moon phases, such as the new moon, crescent moon, and waning moon, are also visible in Redding, but they may be less noticeable due to their smaller size and lower brightness.

Summer Humidity in Redding

Summer humidity in Redding, United States is typically low, with average relative humidity levels ranging from 20% to 40% during the warmest months of June through August. The lack of humidity contributes to Redding’s dry and arid climate, characterized by hot, sunny days and cool nights. However, occasional thunderstorms can bring periods of higher humidity, leading to sultry conditions and an increased likelihood of fog formation.

Winter Humidity in Redding

In contrast to summer, winter humidity in Redding can be significantly higher, especially during the morning and evening hours. Average relative humidity levels can reach 70% or more during the winter months of December through February. This increase in humidity is often associated with periods of fog and overcast skies, which can persist for several days. The combination of high humidity and cold temperatures can create damp and chilly conditions, making outdoor activities less comfortable.

Wind Patterns

Redding, located in Northern California, experiences a unique combination of wind patterns influenced by its diverse topography. Prevailing westerly winds dominate the region, originating from the Pacific Ocean and carrying moisture inland. These coastal winds often bring overcast skies and fog to Redding during the summer months, particularly in the morning and evening.

As the air flows through the Sacramento Valley towards the Cascade Mountain Range, it encounters a barrier effect, causing the westerly winds to slow down. This results in a relatively calmer climate in Redding, with average wind speeds ranging from 5 to 10 mph. During the summer months, thermal updrafts can develop over the Sacramento Valley, creating localized areas of turbulence and higher wind gusts. However, these gusts are typically short-lived and do not pose a significant threat.

Wind Seasonality

The wind patterns in Redding vary significantly throughout the year. During the summer months (June to September), the prevailing westerly winds are strongest, and the region experiences moderate to high wind speeds. In contrast, during the winter months (December to February), the westerly winds weaken, and Redding experiences calmer conditions. The spring and fall months (March to May and October to November) offer a transition between the two seasons, with variable wind speeds and directions. Additionally, Redding occasionally experiences strong, gusty winds associated with passing weather systems, such as cold fronts or thunderstorms. These winds can occur at any time of the year but are more common in the winter and early spring.

Spring and Fall: Ideal Seasons for Outdoor Recreation

The shoulder seasons, spring (March-May) and fall (September-November), offer the best time to visit Redding for outdoor activities. Temperatures are moderate, ranging from the mid-50s to mid-80s Fahrenheit. The rainfall is minimal, and the skies are typically clear, providing ample opportunities for hiking, biking, fishing, and kayaking. The region’s picturesque Shasta Lake and surrounding mountains beckon adventurers with their stunning views and abundant wildlife.

Summer: Warm and Sunny, with Water Activities Abound

Summer months (June-August) in Redding are characterized by hot, dry weather with temperatures often reaching into the high 90s. While this may not be ideal for strenuous activities, it’s perfect for swimming, boating, and water sports. Shasta Lake provides a refreshing escape from the heat, with its clear, turquoise waters inviting visitors to cool off and enjoy the sun. The area’s many parks and open spaces offer shade and respite from the midday sun, making it possible to venture outdoors even during the warmest hours.

Potential and Advantages of Solar Energy in Redding

Redding, California, enjoys abundant sunshine throughout the year, making it an ideal location for solar energy utilization. The city boasts an average of 280 sunny days annually, with average daily solar radiation exceeding 5 kWh/m². This abundant solar resource presents significant opportunities for harnessing clean and renewable energy. By leveraging solar panels, Redding can reduce its reliance on fossil fuels, contribute to its environmental sustainability goals, and potentially save on energy costs.

Challenges and Opportunities in Solar Energy Development

Despite the vast solar energy potential in Redding, the city faces certain challenges. The often high temperatures during peak solar hours can impact the efficiency of solar panels. Additionally, land availability for large-scale solar installations can be limited in urban areas. However, these challenges can be addressed through innovative solutions, such as utilizing rooftops for solar panels or implementing solar farms on undeveloped land. Moreover, government incentives and supportive policies can encourage the development of solar energy in Redding. By embracing partnerships between local government, utilities, and businesses, Redding can unlock the benefits of solar energy and contribute to a cleaner and more sustainable energy future.

Geology

Redding, California, is located in the northern Sacramento Valley at the confluence of the Sacramento River and the Clear Creek. The geology of the area is dominated by the presence of the Redding Formation, a sequence of sedimentary and volcanic rocks that was deposited during the Cretaceous and Paleogene periods. The Redding Formation is composed of sandstone, shale, conglomerate, and volcanic breccia. The rocks of the Redding Formation have been folded and faulted, and they are overlain by a series of younger volcanic rocks that include andesite, basalt, and rhyolite. The youngest rocks in the area are a series of Quaternary alluvial deposits that were deposited by the Sacramento River and its tributaries.

Topography

The topography of Redding is characterized by a series of low hills and valleys that have been formed by the erosion of the Redding Formation and the younger volcanic rocks. The highest point in the area is Bear Mountain, which has an elevation of 2,871 feet. The lowest point in the area is the Sacramento River, which has an elevation of about 100 feet. The topography of Redding is also influenced by the presence of the Clear Creek, which has created a series of canyons and waterfalls. The most notable of these is Whiskeytown Falls, which is located about 10 miles north of Redding.

Redding Municipal Airport (RDD)

Redding Municipal Airport (RDD) is the primary airport serving Redding, California, and the surrounding area. It is located approximately 5 miles (8 kilometers) northwest of downtown Redding. RDD is a general aviation airport that also handles commercial flights from United Airlines, offering direct flights to San Francisco, Los Angeles, and Denver. The airport has one runway, designated 16/34, which is 5,000 feet (1,524 meters) long and 100 feet (30 meters) wide. RDD has a terminal building with basic amenities for passengers, including a waiting area, restrooms, and a snack bar. The airport also has a small parking lot and rental car services.

Other Nearby Airports

While RDD is the closest airport to Redding, there are several other airports within a reasonable driving distance. The closest major airport is Sacramento International Airport (SMF), located approximately 145 miles (233 kilometers) south of Redding. SMF offers a wider range of flight options, including international flights, and is served by a variety of airlines. Another nearby airport is Chico Municipal Airport (CIC), located approximately 65 miles (105 kilometers) north of Redding. CIC is a general aviation airport that also handles some commercial flights from Southwest Airlines, offering direct flights to San Jose and Burbank.

Redding’s History and Culture

Redding, located in Northern California, has a rich history dating back to the Gold Rush era. It was founded in 1849 as a trading post and quickly grew into a bustling mining town. The city played a crucial role in the lumber industry and was once known as the “Lumber Capital of the World.” Redding boasts a vibrant cultural scene with numerous museums, theaters, and art galleries, showcasing its diverse heritage. The Redding Museum of Art, for instance, houses a vast collection of works from regional and international artists. The Cascade Theatre, built in the 1930s, hosts live performances ranging from Broadway shows to concerts.

Redding’s Outdoor Activities and Recreation

Nestled among the scenic Sacramento River and Shasta-Cascade mountain range, Redding offers a plethora of outdoor activities. The city is a gateway to Shasta Lake, the largest reservoir in California, providing opportunities for boating, fishing, and swimming. The surrounding mountains offer world-class hiking, biking, and climbing trails. The Sundial Bridge, an architectural marvel designed by Santiago Calatrava, spans the Sacramento River and serves as a popular destination for strolls, picnics, and photography. Redding is also home to the Turtle Bay Exploration Park, which encompasses a wildlife refuge, nature trails, and an arboretum. The park provides a tranquil escape from the city, allowing visitors to experience the diverse flora and fauna of Northern California.