Plymouth Climate & Monthly Temperature Overview – United Kingdom

Summer

Plymouth experiences a temperate oceanic climate, characterized by mild, wet winters and cool, dry summers. During the summer months (June-August), temperatures typically range between 15-22°C (59-72°F). July and August are generally the warmest months, with temperatures occasionally reaching 25°C (77°F). However, it is not uncommon for temperatures to drop below 15°C (59°F) at night. Rainfall is relatively low in summer, averaging around 70mm (2.8in) per month, with occasional showers or thunderstorms.

Winter

Winter months (November-March) in Plymouth are generally mild and wet, with temperatures rarely dropping below freezing. The average temperature during winter ranges between 4-8°C (39-46°F), although it can occasionally dip below freezing during cold spells. Rainfall is frequent in winter, averaging around 120mm (4.7in) per month, with a high likelihood of drizzle or overcast conditions. Strong winds and occasional storms are also common during the winter months, especially near the coast.

Monthly Average Temperatures

Plymouth, located in the southwest of England, experiences mild temperatures year-round due to its coastal location and the influence of the Gulf Stream. In January, the coldest month, the average temperature is around 6°C (43°F), with an average daily range of 4°C (39°F) to 8°C (46°F). July is the warmest month, with an average temperature of 16°C (61°F), and a daily range of 11°C (52°F) to 21°C (70°F).

Seasonal Variations

Spring in Plymouth is generally mild, with average temperatures ranging from 8°C (46°F) to 13°C (55°F). April is typically the sunniest month of the year. Summer is pleasant and warm, with average temperatures between 14°C (57°F) and 19°C (66°F). Autumn is generally mild and rainy, with average temperatures ranging from 11°C (52°F) to 15°C (59°F). Winter is typically mild but wet, with average temperatures between 5°C (41°F) and 9°C (48°F).

Cloud Formation

Plymouth’s coastal location and prevailing westerly winds contribute to the formation of various cloud types. The moist air from the Atlantic Ocean is pushed upwards by the topography, resulting in clouds forming at different altitudes. Cumulus clouds, with their puffy appearance, are common during fair weather in summer. Cirrus clouds, high and wispy, form in the upper atmosphere and often indicate upcoming changes in weather. In winter, the city experiences frequent nimbostratus clouds, characterized by their gray and featureless appearance, which bring prolonged rainfall.

Cloud Types and Impact

The type of clouds present in Plymouth has a significant impact on the local weather. Thick, overcast clouds can block sunlight, reducing temperatures and creating gloomy conditions. Cumulonimbus clouds, associated with thunderstorms, can bring heavy rainfall, hail, and lightning. Cirrocumulus clouds, thin and patchy, often indicate the arrival of a warm front, bringing milder weather. Monitoring cloud patterns and identifying different cloud types can provide valuable information about the upcoming weather conditions in Plymouth.

Average Precipitation

Plymouth, located in the southwest of the United Kingdom, receives an average annual precipitation of approximately 1,020 millimeters (40 inches). This amount of rainfall is distributed throughout the year, with few months experiencing extended periods of dryness. The driest month is April, with an average precipitation of 60 millimeters (2 inches), while the wettest month is December, with an average of 130 millimeters (5 inches).

Seasonal Variations

Precipitation in Plymouth exhibits seasonal variations influenced by the prevailing weather patterns. During the winter months (December to February), the city experiences increased rainfall due to the influence of Atlantic depressions. These depressions bring strong winds and frequent rainfall, often associated with mild temperatures. In contrast, the summer months (June to August) tend to be drier, with fewer rainfall events and more sunshine. However, even during the summer, Plymouth can experience sporadic thunderstorms and showers.

Average Rainfall

Plymouth, situated in the southwest of England, experiences a temperate maritime climate characterized by mild temperatures and abundant rainfall throughout the year. The average annual rainfall in Plymouth is approximately 1,050 millimeters (41 inches), making it one of the wetter cities in the United Kingdom. The heaviest rainfall typically occurs during the winter months from October to January, while the summer months enjoy relatively drier weather.

Seasonal Variations

The monthly distribution of rainfall in Plymouth exhibits significant seasonal variations. The wettest period is typically observed from November to February, when monthly rainfall often exceeds 100 millimeters. During these months, persistent rainfall associated with Atlantic depressions is common. In contrast, the summer months of June, July, and August tend to be drier, with average monthly rainfall ranging from 50 to 70 millimeters. However, even during the drier months, brief but intense showers can occur, particularly in the afternoon or evening.

Snowfall in Plymouth, United Kingdom

Plymouth, a city in the southwest of England, experiences snowfall relatively infrequently compared to other parts of the United Kingdom. However, when snow does occur, it can cause significant disruption to daily life. In recent years, snowfall in Plymouth has become less frequent due to rising temperatures associated with climate change. Nevertheless, the city remains vulnerable to occasional snowfall during winter months, particularly between December and February.

During periods of snowfall, Plymouth’s roads and pavements can become icy and treacherous. This can lead to accidents, delays, and even road closures. Schools and businesses may also close or operate on a reduced schedule. The snowfall can also cause power outages, as fallen trees and heavy snow can damage power lines. In severe cases, snowfall can even lead to the cancellation of public transport services. Local authorities work to clear roads and pavements as quickly as possible, but during heavy snowfall, it can take some time for conditions to return to normal.

Overview

Plymouth, located in the southwest of England, experiences a temperate oceanic climate, with mild winters and warm summers. The sun is a relatively common sight in Plymouth, with an average of 1581 sunshine hours per year. The sunniest months are May through September, with an average of 7-8 hours of sunshine per day. Even in the winter months, Plymouth sees an average of 4-5 hours of sunshine per day.

Seasonal Variations

The amount of sunshine in Plymouth varies throughout the year, with the summer months receiving the most sunlight. June is the sunniest month, with an average of 8.3 hours of sunshine per day. The winter months are the least sunny, with December receiving an average of only 4.2 hours of sunshine per day. The length of daylight also varies throughout the year, with the longest days occurring in June and the shortest days occurring in December.

Moon Observation in Plymouth

Plymouth, situated in southwest England, offers favorable conditions for lunar observation due to its coastal location and limited light pollution. The city’s proximity to the Atlantic Ocean allows for unobstructed views of the horizon, where the moon rises and sets. Additionally, Plymouth’s urban lighting is relatively low compared to larger cities, creating a darker night sky backdrop that enhances the visibility of celestial objects.

During clear nights, observers in Plymouth can witness breathtaking lunar phases. The new moon, when the moon is not visible, marks the beginning of the lunar cycle. As the cycle progresses, the moon gradually waxes, becoming more illuminated and revealing its distinct craters, mountains, and valleys. The full moon, when the entire lunar surface is illuminated, offers the most dramatic and captivating views. The moon’s silvery brilliance illuminates the night sky, casting soft shadows and creating an ethereal ambiance.

Average Humidity Levels

Plymouth, United Kingdom, experiences moderate humidity levels throughout the year. The average relative humidity ranges between 65% and 85%, indicating a generally moist and humid climate. During the summer months (June-August), humidity levels tend to be higher, reaching an average of 75-85%. This can lead to a feeling of stickiness and discomfort, especially on hot days.

Seasonal Variations

Humidity levels in Plymouth exhibit seasonal variations. In the winter months (December-February), humidity drops to its lowest levels, reaching an average of 65-75%. This is mainly due to the colder temperatures, which reduce evaporation and condensation. As temperatures rise in spring and summer, humidity levels gradually increase, reaching their peak during the hottest months. The high humidity levels during summer can be attributed to the increased evaporation from bodies of water, such as the nearby English Channel and Plymouth Sound.

Average Wind Speed

Plymouth, a coastal city in the southwest of England, experiences a moderate wind throughout the year. The city’s average wind speed is around 15 to 17 mph (miles per hour). However, the wind speed can vary significantly depending on the time of year, with stronger winds prevailing during the winter months. The windiest month is January, with an average wind speed of 19 mph. In contrast, the calmest months are July and August, with an average wind speed of 13 mph.

Wind Direction

The prevailing wind direction in Plymouth is from the southwest. This is due to the city’s location on the English Channel, which allows the prevailing southwesterly winds to reach the city. However, the wind direction can also be influenced by local factors, such as the topography of the surrounding area. For example, the wind can be deflected by the high ground to the north of the city, which can lead to windier conditions in the southern part of Plymouth. Additionally, the wind direction can also be affected by large-scale weather systems, such as cyclones and anticyclones, which can bring stronger winds from different directions.

Summer (June to August):

Plymouth basks in the warmth of summer with pleasant temperatures averaging around 18°C. The days are long and filled with sunshine, offering ample opportunities for outdoor exploration. The Hoe, a picturesque promenade overlooking Plymouth Sound, transforms into a vibrant hub with live music, food stalls, and performances. Visitors can witness the iconic British Firework Championships, a spectacular pyrotechnic display that illuminates the night sky in August.

Spring and Autumn (April to May and September to October):

Spring and autumn bring a refreshing change to Plymouth’s weather. Temperatures range from 10°C to 16°C, inviting visitors to stroll along the charming waterfront or explore the verdant National Marine Aquarium. The city’s parks and gardens burst into vibrant colors, providing a tranquil escape from the hustle and bustle. While rain is more common during these seasons, it often adds a touch of charm to the coastal landscape.

Solar Energy Potential in Plymouth

Plymouth, located in the southwest of England, benefits from ample sunshine, making it suitable for solar energy generation. The city lies within a region known for its relatively high levels of solar irradiance. The average annual solar radiation in Plymouth is approximately 1,100 kilowatt-hours per square meter, providing a substantial resource for solar photovoltaic (PV) systems.

Adoption and Benefits of Solar Energy

The adoption of solar energy in Plymouth has been steadily increasing in recent years. Many households and businesses have installed solar PV systems to generate their own electricity. The city council has also supported the transition to solar energy by providing incentives and guidance to residents and businesses.

Solar energy offers several benefits in Plymouth. It reduces reliance on fossil fuels, contributing to the city’s sustainability goals. Additionally, solar PV systems can provide financial savings on energy bills for property owners. Furthermore, solar energy production generates zero greenhouse gases, aligning with the city’s commitment to combating climate change.

Coastal Features

Plymouth’s coastal topography is a stunning panorama, characterized by a series of distinctive bays, inlets, and a natural harbor. The natural harbor, sheltered by Breakwater Island and Bovisand, has allowed Plymouth to develop into a thriving port city. Plymouth Sound, a spacious estuary located at the mouth of the River Tamar, further enhances the city’s maritime significance. The coastline also features several picturesque bays, including Plymouth Hoe, Jennycliff Bay, and Wembury Bay, each offering breathtaking views of the azure waters and rugged cliffs.

Uplands and Woodlands

Ascend from the coastal fringes, and Plymouth’s topography transforms into a panorama of rolling hills and verdant woodlands. The city is nestled within the Tamar Valley, which offers a backdrop of picturesque slopes, lush meadows, and quaint villages. Dartmoor National Park, to the west, provides a rugged and expansive upland landscape, characterized by granite tors, vast moorland, and gushing rivers. The northern suburbs of Plymouth, including Plympton and Plymstock, are situated amidst rolling hills and tranquil valleys, creating a picturesque backdrop for suburban living. The terrain gradually rises towards the north, culminating in the peaks of Dartmoor, which offer panoramic views of the surrounding countryside.

Exeter Airport (EXT)

Exeter Airport, located approximately 65 kilometers (40 miles) northeast of Plymouth, is the closest airport to the city. It serves both domestic and international flights, connecting Plymouth to destinations such as London, Edinburgh, Dublin, Amsterdam, and Jersey. The journey from Exeter Airport to Plymouth takes approximately 1 hour and 15 minutes by car, and there is a regular bus service connecting the airport to Plymouth City Centre.

Newquay Airport (NQY)

Newquay Airport, situated around 140 kilometers (87 miles) northwest of Plymouth, is another option for air travel to the region. It primarily offers domestic flights, with regular connections to destinations such as London, Bristol, and Birmingham. The drive from Newquay Airport to Plymouth takes approximately 2 hours and 30 minutes, and there is no direct public transport connection between the airport and Plymouth. However, shuttle buses and taxis are available to facilitate the journey.

Plymouth’s Rich Maritime History

Plymouth is renowned for its illustrious maritime heritage, stemming from its strategic location on the Devon coastline. In the 16th century, Plymouth played a pivotal role in England’s exploration and naval expeditions, serving as the departure point for countless voyages to the New World. The city’s historic port, Plymouth Sound, witnessed the departure of the Mayflower in 1620, carrying the Pilgrims to establish the Plymouth Colony in North America. Plymouth’s naval tradition continued to flourish, and it became a major shipbuilding and naval base during the 18th and 19th centuries. Today, the city remains home to the Royal Navy’s largest establishment, Devonport Dockyard.

Plymouth’s Architectural Landmarks

Plymouth’s architectural tapestry reflects its rich history and diverse influences. The city’s historic core, the Barbican, is an enchanting labyrinth of cobblestone streets, former fishermen’s cottages, and charming pubs. The iconic Plymouth Citadel, constructed in the 17th century, stands as a testament to the city’s military heritage and offers panoramic city views. Plymouth is also home to several notable churches, including St. Andrew’s Church, with its stunning 15th-century tower, and Plymouth Cathedral, renowned for its magnificent stained-glass windows. Modern architectural additions, such as the British Art Show’s Plymouth venue, showcase the city’s commitment to contemporary art and culture.