Chimaltenango Climate & Monthly Temperature Overview – Guatemala

Year-Round Temperature and Precipitation

Chimaltenango, a city in Guatemala, experiences a year-round tropical climate. The average temperature remains relatively constant throughout the year, hovering around 66°F (19°C). The warmest months are April and May, with average highs reaching up to 75°F (24°C), while the coolest months are December and January, with average lows dropping down to 57°F (14°C). Rainfall is abundant year-round, with the wettest season occurring from May to October. During these months, Chimaltenango receives significant rainfall, with average precipitation exceeding 6 inches (150 mm) per month.

Seasonal Variations

The climate in Chimaltenango experiences minor seasonal variations. The dry season, which runs from November to April, is characterized by less frequent rainfall and lower humidity. However, even during this time, sporadic showers are not uncommon. The rainy season, from May to October, brings heavy rainfall, often accompanied by thunderstorms. Despite the increased precipitation, temperatures during the rainy season remain warm, with average highs in the low to mid-70s Fahrenheit (around 23-24°C). During the transition months of April and November, Chimaltenango experiences a mix of both wet and dry conditions.

Climate Overview

Chimaltenango, Guatemala experiences a temperate climate, characterized by mild temperatures throughout the year. The average annual temperature hovers around 64°F (18°C), with minimal seasonal variations. During the summer months (May to October), temperatures may climb to a daily average high of 70°F (21°C), while winter months (November to April) witness slightly cooler conditions, with average high temperatures hovering around 60°F (16°C).

Factors Influencing Temperature

The city’s elevation plays a significant role in shaping its temperature patterns. Situated at an altitude of 5,400 feet (1,646 meters) above sea level, Chimaltenango benefits from a cooler climate than coastal cities. Additionally, the city’s location within a mountain valley surrounded by the Sierra Madre mountain range provides protection from extreme cold fronts. The presence of Lake Atitlán to the west also contributes to temperature moderation, as it acts as a heat sink, absorbing and releasing heat throughout the day and night.

Cloud Types

Chimaltenango, nestled in the highlands of Guatemala, offers a diverse array of cloud formations. Cumulus clouds, with their distinct fluffy appearance, often dot the sky, adding a whimsical touch to the landscape. During the rainy season, towering cumulonimbus clouds can unleash dramatic thunderstorms, their anvil-shaped tops reaching high into the atmosphere. As the evening descends, stratus clouds may blanket the region, creating a ethereal glow that softens the surrounding mountains.

Influence of Topography

The topography of Chimaltenango plays a crucial role in shaping its cloud patterns. The mountainous terrain creates updrafts that force moist air to rise, leading to the formation of clouds. During the rainy season, the Sierra de los Cuchumatanes acts as a barrier, causing clouds to accumulate and result in frequent rainfall. In contrast, during the dry season, the lack of moisture in the air often results in clear skies and sparse cloud cover. The interplay between topography and atmospheric conditions creates a unique and dynamic cloud environment.

Seasonal Patterns

Chimaltenango, Guatemala experiences distinct seasonal precipitation patterns influenced by the region’s tropical climate. The rainy season typically begins in May and lasts until October, during which heavy downpours are common. During this period, the region receives an average of 125 inches of rainfall, the majority falling between June and September. The dry season, on the other hand, runs from November to April, characterized by significantly reduced precipitation. Monthly rainfall during the dry season averages less than 1 inch, often bringing drought-like conditions.

Annual Averages

On average, Chimaltenango receives approximately 160 inches of precipitation annually. This high rainfall is attributed to the region’s location on the southern slopes of the Sierra Madre Mountains, which act as a barrier to moisture-laden air from the Pacific Ocean. As the air rises over the mountains, it cools and condenses, releasing abundant rainfall on the windward side. The high precipitation contributes to the lush vegetation and productive agriculture found in the region.

Rainfall Variability in Chimaltenango, Guatemala

Chimaltenango, a department in central Guatemala, exhibits significant rainfall variability throughout the year. The wet season extends from May to October, with heavy rains often accompanied by thunderstorms. During this period, rainfall is frequent and abundant, contributing to the region’s lush vegetation and fertile agricultural lands. The dry season, from November to April, is characterized by minimal rainfall, with occasional drizzle or light showers. The annual average rainfall in Chimaltenango varies between 1,200 to 1,500 mm, with higher amounts recorded in mountainous areas.

Patterns and Trends

Rainfall patterns in Chimaltenango have been influenced by climatic variations, particularly the El Niño-Southern Oscillation (ENSO). During El Niño years, rainfall tends to be below average, leading to drier conditions. Conversely, La Niña years often bring increased precipitation, resulting in heavy rainfall and potential flooding. Long-term data analysis shows a slight decreasing trend in annual rainfall over the past few decades, which may be attributed to climate change and human-induced environmental factors. However, further research is needed to determine the long-term implications and potential impacts on water resources and agriculture in the region.

History of Snowfall in Chimaltenango

Snowfall in Chimaltenango, Guatemala, is an extremely rare occurrence, with only a handful of documented instances throughout history. The most notable snowfall event occurred on January 14, 2015, during an unusually cold spell that brought freezing temperatures to the region. The snowfall was widespread, covering most of the Chimaltenango Department in a thick blanket of white. Despite its rarity, snowfall in Chimaltenango remains a memorable event, etched in the memories of local residents.

Impact of Snowfall

While snowfall in Chimaltenango is generally short-lived, it can have a significant impact on the local community. The cold temperatures associated with snowfall can pose health risks, especially to vulnerable populations such as the elderly and children. Transportation can also be disrupted, as icy roads become hazardous for vehicles. However, the snowfall also brings a sense of joy and excitement, especially to young children who have the rare opportunity to experience a winter wonderland in a tropical country. The snowfall becomes a focal point for community gatherings and creates lasting memories for residents.

Sunshine Duration

Chimaltenango, Guatemala experiences ample sunshine throughout the year. The city receives an average of 2,750 hours of sunshine annually, with most months seeing over 200 hours of sunshine. The sunniest months are March and April, with an average of 11 hours of sunshine per day. During the rainy season (May to October), there is still a significant amount of sunshine, with an average of around 7 hours of sunshine per day.

Sun Exposure

The high levels of sunshine in Chimaltenango mean that residents are exposed to significant amounts of ultraviolet (UV) radiation. The UV index, which measures the strength of the sun’s rays, can reach dangerous levels, especially during the midday hours. To protect themselves from the harmful effects of UV radiation, it is important for residents to wear sunscreen, protective clothing, and sunglasses when outdoors. Additionally, they should seek shade during the peak hours of sunlight (10 am to 4 pm).

Moon Phases Visible in Chimaltenango, Guatemala

The moon’s appearance as it orbits Earth changes throughout the month, resulting in different moon phases. In Chimaltenango, Guatemala, the moon phases are visible throughout the year, with the duration of each phase varying slightly each month. The most common phases observed are the new moon, waxing crescent, first quarter, waxing gibbous, full moon, waning gibbous, third quarter, and waning crescent. Each phase corresponds to a specific position of the moon relative to Earth and the sun. During the full moon phase, the entire face of the moon is illuminated, while during the new moon phase, it appears dark from Earth.

Impact of the Moon on Chimaltenango

The moon’s gravitational pull influences the tides in Guatemala, resulting in changes in sea level along the country’s coastline. It also affects the availability of marine life in the area, as many species rely on the moon’s cycles for feeding, reproduction, and navigation. Additionally, the moon’s phases have been observed to influence human behavior, including sleep patterns and mood. Some cultures also associate the moon phases with agricultural practices, planting, and harvesting. In Chimaltenango, the moon’s phases are an integral part of the local culture and tradition, influencing both everyday life and religious ceremonies.

Seasonal Humidity Variations

Chimaltenango, Guatemala, experiences significant seasonal humidity variations throughout the year. During the dry season, from November to April, humidity levels are generally lower, with relative humidity typically ranging from 40% to 60%. This period is characterized by less rainfall and more sunshine, resulting in drier air conditions. In contrast, during the rainy season, from May to October, humidity levels rise sharply. Relative humidity often exceeds 70% during this time due to increased rainfall and cloud cover. The air becomes saturated with moisture, leading to a muggy and humid atmosphere.

Impact of Altitude and Topography

Chimaltenango’s high altitude and mountainous topography also influence its humidity levels. The city is located at an elevation of over 1,500 meters (4,900 feet), which causes the air to be thinner and less able to hold moisture. This contributes to lower humidity levels, especially during the dry season. Additionally, the surrounding mountains create a barrier to wind patterns, which can further reduce humidity by blocking moist air from reaching the region.

Wind Patterns

Chimaltenango, Guatemala experiences noticeable wind patterns throughout the year. During the dry season, which runs from November to April, strong easterly trade winds prevail. These winds can reach speeds of up to 30 miles per hour (48 kilometers per hour) and contribute to the region’s relatively dry conditions. During the wet season, from May to October, the trade winds weaken and variable winds become more common. These winds often bring moisture from the Caribbean Sea, leading to increased precipitation.

Seasonal Variations

Wind speeds in Chimaltenango vary significantly throughout the year. The windiest months are generally April and May, when the dry season is transitioning to the wet season. During this time, strong easterly trade winds dominate the region. The calmest months are typically July and August, when the wet season is at its peak. During these months, variable winds are more common, and wind speeds are generally lower. The average annual wind speed in Chimaltenango is approximately 12 miles per hour (19 kilometers per hour).

Visiting During the Dry Season (November to April)

This is Chimaltenango’s ideal time for outdoor activities and cultural immersion. The skies are typically clear, with little rainfall, providing optimal conditions for hiking, exploring ancient Mayan ruins, and attending local festivals. The dry season also coincides with several important cultural events, including the “Fiesta de la Virgen de la Merced” in September and the “Dia de los Muertos” (Day of the Dead) celebrations in November. Travelers can witness vibrant parades, traditional dances, and witness locals honoring their departed loved ones.

Visiting During the Wet Season (May to October)

While the wet season generally brings more rainfall, Chimaltenango experiences a subtropical highland climate, with temperatures remaining relatively mild throughout the year. The rain often occurs in the late afternoons or evenings, leaving plenty of time for exploring during the day. Although some outdoor activities may be affected by wet conditions, visitors can still enjoy indoor attractions such as museums, churches, and cultural centers. Additionally, the lush vegetation and abundant wildflowers blooming during the wet season create a picturesque landscape for nature enthusiasts.

Solar Potential and Challenges

Chimaltenango, Guatemala, exhibits significant potential for solar energy harnessing due to its favorable climatic conditions with abundant sunshine throughout the year. The region receives an average of 5.2 kWh/m2 of solar radiation daily, presenting an opportunity for the development of solar farms and rooftop installations. However, the mountainous terrain in some areas and intermittent rainfall patterns pose challenges to solar project planning and optimization.

Government Policy and Initiatives

The Guatemalan government has recognized the importance of solar energy as a sustainable and cost-effective alternative energy source. The Ministry of Energy and Mines has established policies and incentives to promote the adoption of solar technologies. These include net metering programs that allow households and businesses to sell excess solar energy back to the grid, tax exemptions on solar equipment, and financing options for solar installations. The government’s efforts have contributed to a growing interest in solar energy among local communities and investors.

Mountains and Volcanoes

Chimaltenango is a mountainous region, featuring a rugged landscape with steep slopes and deep valleys. The department is home to several impressive mountains, including the Acatenango Volcano, which rises to an elevation of 3,976 meters (13,045 feet) above sea level. Acatenango is an active stratovolcano that last erupted in 1972, and its summit offers stunning views of the surrounding area. Other notable mountains in Chimaltenango include the Volcán de Fuego, the Santa María Volcano, and the Atitlán Volcano. These volcanic formations have shaped the region’s topography, creating fertile soils and picturesque landscapes.

Rivers and Lakes

Chimaltenango is drained by several major rivers, including the Motagua River, the Chixoy River, and the Samalá River. These rivers flow through the deep valleys and canyons of the department, providing water for agriculture and supporting a diverse ecosystem. Chimaltenango also boasts several beautiful lakes, such as Lake Atitlán, Lake Amatitlán, and Lake Güija. These lakes are popular destinations for tourists and locals alike, offering opportunities for boating, fishing, and swimming. The presence of these water bodies has influenced the region’s economy and cultural traditions.

Nearest Airport to Chimaltenango, Guatemala

The nearest airport to Chimaltenango, Guatemala is La Aurora International Airport (GUA), located approximately 65 kilometers (40 miles) to the south in Guatemala City. GUA is the primary international gateway to Guatemala and serves as a hub for several major airlines. It offers direct flights to destinations throughout the Americas, Europe, and Asia, providing convenient connections for both domestic and international travelers.

For those traveling to Chimaltenango, there are several transportation options available from GUA. Private taxis and ride-sharing services are readily available outside the airport terminals, while public buses offer a more budget-friendly alternative. Additionally, shuttle services can be arranged in advance to provide door-to-door transportation between the airport and Chimaltenango city center. The journey from GUA to Chimaltenango typically takes between 1.5 to 2 hours, depending on traffic conditions.

Geography and Climate

Chimaltenango is a department located in central Guatemala, known for its stunning natural beauty. It is characterized by rugged mountains, lush valleys, and crystal-clear rivers. The highest peak in Guatemala, Cerro Alux, is located in the department. Chimaltenango enjoys a temperate climate with an average temperature of around 18 degrees Celsius. The wet season extends from May to October, bringing heavy rainfall.

Culture and History

Chimaltenango has a rich indigenous heritage that dates back to the Mayan civilization. The Kaqchikel people are the predominant indigenous group in the department and have played a significant role in its cultural traditions. Chimaltenango is renowned for its colorful traditional textiles, ceramics, and handicrafts. The department is also home to numerous historical sites, including the ruins of the ancient Mayan city of Iximché.