Last updated: August 21, 2025
December in Santiago Atitlán, Guatemala offers a mild climate that perfectly complements the stunning landscapes of the region. With maximum temperatures reaching 24°C (75°F) and an average of 16°C (62°F), visitors can enjoy pleasant days under the sun. The nights cool down to a minimum of 8°C (47°F), making warm clothing a must for evening activities. During this month, the area receives an average of 22 mm (0.9 in) of precipitation spread across five days, contributing to the lush greenery for which Guatemala is known. With an average humidity of 76%, the air is refreshing, wrapping you in the serene embrace of the highland mountains.
In December, Santiago Atitlán experiences a slight dip in temperature, heralding the cooler end of the year. With daytime highs peaking at around 24°C (75°F) and nighttime lows dropping to a crisp 8°C (47°F), the climate is pleasantly mild. The average temperature settles at a comfortable 16°C (62°F), making this month particularly appealing for visitors seeking to explore the region's stunning landscapes without the sweltering heat of summer. As the year transitions into winter, December offers a refreshing balance of cool evenings and warm days, inviting travelers to embrace the charm of this vibrant Guatemalan town.
In December, Santiago Atitlán experiences a noticeable shift in precipitation patterns as the year comes to a close. With 22 mm (or 0.9 in) of rainfall over just 5 days, December marks a relative lull compared to the torrential downpours of preceding months. This decrease in precipitation is a stark contrast to the peak wet season that peaks in May with 449 mm (17.7 in) and typically spans through early November, where rainfall frequently exceeds 64 mm (2.5 in). As December ushers in a drier spell, it offers a unique opportunity for locals and visitors alike to enjoy the stunning landscapes with less rain, setting the stage for tranquil holiday celebrations in this beautiful lakeside town.
December in Santiago Atitlan, Guatemala experiences a humidity level of 76%, which is notably higher than the drier months of March and April, where humidity drops to 59% and 57%, respectively. As the year progresses, humidity steadily increases from February’s 68% to a peak in October at 83%, followed by a slight dip in November. This trend reflects a clear seasonal pattern where the latter part of the year is characterized by increased humidity, likely influenced by the region’s climatic shifts. December’s humidity, while lower than the summer months of August and September, still signals the onset of the wetter season, maintaining a significant moisture level that permeates the atmosphere.
In December, Santiago Atitlán experiences a slight decrease in UV intensity, with the UV Index dropping to 10, categorized as very high, allowing for a burn time of 15 minutes. This marks a notable downward trend from the extreme levels seen from January to November, where values consistently hovered between 11 and 16. Despite the seasonal dip, vigilance is still essential when enjoying the sun, as even the lower indices can pose a risk. For more detailed information on UV levels throughout the year, check out Santiago Atitlan UV Index.
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As December rolls into Santiago Atitlan, Guatemala, the vibrant atmosphere is complemented by 311 hours of abundant sunshine, reflecting a delightful start to the dry season. This month shines brightly, matching the sun-soaked ambiance of April and May. Notably, the sunshine hours in December resonate harmoniously with the peak of the dry season's luminance. After experiencing a steady decline from the lush, sun-rich months of March and April, the consistent hours of sunlight in December signal a welcome return to longer, radiant days. As the year wraps up, visitors can revel in the warmth and beauty of Santiago Atitlan, making it an ideal time for exploration and relaxation in this enchanting locale.
In December, Santiago Atitlán enjoys a notable increase in sunshine, with a 63% chance of sunny weather. This marks a positive shift from the dreary months preceding it, particularly when compared to the lower probabilities seen from June to October, which often hover around the single digits. After November’s 47%, December transitions into a sunnier atmosphere, showcasing the region's tendency to welcome clearer skies as the year wraps up. This trend not only enhances the charm of the picturesque lakeside town but also invites visitors to take advantage of the vibrant, sunny days that December offers.
In December, Santiago Atitlán enjoys approximately 11 hours of daylight, marking a return to the shorter days that commence in October. As the year progresses, daylight extends gradually from 11 hours in January and February to a peak of 12 hours throughout the mid-year months of March to August. This consistent daylight duration reflects the region's balanced climate, where the longest days of summer transition back into the early winter's shorter periods. As the calendar closes in December, daylight reverts to the same length seen at the start of the year, creating a rhythmic cycle that highlights the beauty of the region throughout the changing seasons.
As December arrives in Santiago Atitlán, the winds bring a gentle yet refreshing breeze, averaging 1.8 m/s (4 mph). This subtle uptick in wind speed compared to the previous rainy months weaves a serene atmosphere, inviting both locals and visitors to embrace the outdoors. The winds steadily increase from a low of 1.2 m/s in June to a peak of 1.9 m/s in November, before stabilizing in December. This mild consistency paves the way for a harmonious transition into the new year, highlighting a trend where winter months offer a slightly more vibrant wind experience, perfect for sailing the lake or enjoying the stunning surroundings.
Weather in Santiago Atitlan varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Santiago Atitlan, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, the weather typically features temperatures ranging from a minimum of 8°C (47°F) to a maximum of 24°C (75°F), with an average of 16°C (62°F). During this month, the region experiences about 22 mm (0.9 in) of precipitation over five days, accompanied by a consistent humidity level of 76%.
In comparison, January mirrors December's temperature profile, with similar minimum and maximum temperatures. However, it sees slightly less rainfall, with a total of 16 mm (0.6 in) of precipitation also spread across five days, while maintaining the same humidity level of 76%. For a detailed outlook, you can check Santiago Atitlan weather in January.
December and February in Santiago Atitlán showcase mild temperatures, but February tends to be slightly warmer and wetter. In December, temperatures range from a minimum of 8°C (47°F) to a maximum of 24°C (75°F), with an average of 16°C (62°F) and moderate humidity at 76%. Precipitation levels are lower in December, totaling 22 mm (0.9 in) over 5 days. In contrast, February sees a minimum of 10°C (50°F) and a maximum of 26°C (79°F), with an average temperature of 17°C (62°F). Precipitation increases to 34 mm (1.3 in) across 8 days, and humidity decreases slightly to 68%. For a detailed look at February's weather, check out Santiago Atitlan weather in February.
In December, the weather is generally mild, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 24°C (75°F) and an average of 16°C (62°F). The month experiences around 22 mm (0.9 in) of precipitation over five days, with humidity levels relatively high at 76%. In contrast, March sees slightly warmer conditions, with temperatures ranging from a minimum of 9°C (49°F) to a maximum of 27°C (80°F) and an average of 17°C (63°F). However, it is a wetter month, with 53 mm (2.1 in) of precipitation spread over eight days, and humidity dropping to 59%. For more details on March weather, you can check Santiago Atitlan weather in March.
When comparing the weather in December and April, one can observe notable differences in temperature and precipitation. In December, temperatures range from a minimum of 8°C (47°F) to a maximum of 24°C (75°F), with an average of 16°C (62°F). The month experiences relatively low precipitation, totaling just 22 mm (0.9 in) over around 5 days, coupled with a high humidity level of 76%. In contrast, April brings milder weather, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 26°C (79°F), averaging 18°C (64°F). However, April is significantly wetter, receiving a substantial 159 mm (6.2 in) of rainfall over 19 days, but with lower humidity at 57%. For more detailed insights, you can refer to Santiago Atitlan weather in April.
December weather in Santiago Atitlan is generally milder, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 24°C (75°F) and an average of 16°C (62°F). The month sees relatively low precipitation, with only 22 mm (0.9 in) spread over about five days, and humidity levels averaging 76%. In contrast, May experiences warmer temperatures, with a minimum of 12°C (54°F) and a maximum of 26°C (78°F), averaging around 18°C (65°F). However, it also brings significantly higher rainfall, totaling 449 mm (17.7 in) over an extended 29 days of precipitation, with humidity dropping to 65%. For more details on weather patterns in May, you can visit Santiago Atitlan weather in May.
December and June present contrasting weather conditions in Santiago Atitlán. In December, temperatures range from a minimum of 8°C (47°F) to a maximum of 24°C (75°F), with an average temperature of 16°C (62°F). Precipitation is relatively low at 22 mm (0.9 in) over just 5 days, and humidity is higher at 76%. In contrast, June is warmer, with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 24°C (76°F) and an average of 18°C (64°F). However, June experiences significantly more rainfall, totaling 405 mm (15.9 in) across 27 days, accompanied by lower humidity at 66%. For more details, you can refer to Santiago Atitlan weather in June.
December and July present contrasting weather conditions in Santiago Atitlán. In December, temperatures range from a mild minimum of 8°C (47°F) to a comfortable maximum of 24°C (75°F), with an average of 16°C (62°F) and relatively low precipitation of 22 mm (0.9 in) spread over just 5 days. In contrast, July is much wetter, receiving a significant 157 mm (6.2 in) of rainfall over 16 days, with temperatures ranging from a minimum of 13°C (55°F) to a maximum of 25°C (76°F) and a slightly lower humidity level of 75%. This makes December more favorable for outdoor activities, while July tends to be more humid and rainy. For detailed information, check out Santiago Atitlan weather in July.
December and August exhibit distinct weather patterns in the region. In December, temperatures range from a minimum of 8°C (47°F) to a maximum of 24°C (75°F), with an average of 16°C (62°F). Precipitation is relatively low at 22 mm (0.9 in) over just 5 days, leading to a humidity level of 76%. In contrast, August is considerably wetter, with substantial rainfall totaling 290 mm (11.4 in) across 24 days, and temperatures ranging from a minimum of 12°C (54°F) to a maximum of 26°C (78°F), averaging at 18°C (64°F). The humidity also rises to 82%, making August feel more humid than December. For a more detailed exploration of August weather in this region, visit Santiago Atitlan weather in August.
When comparing the weather in December and September, there are notable differences in temperature and precipitation. December typically enjoys milder temperatures, with averages ranging from a minimum of 8°C (47°F) to a maximum of 24°C (75°F), whereas September tends to be slightly warmer, with minimums of 12°C (54°F) and similar maximums of 24°C (75°F). However, September is significantly wetter, recording an average precipitation of 358 mm (14.1 in) over 26 days, compared to December's much drier 22 mm (0.9 in) over just 5 days. Additionally, September's humidity at 82% is higher than December's 76%, contributing to a more humid feel in the early autumn month. For more detailed information, you can check out Santiago Atitlan weather in September.
When comparing the weather in December and October, December tends to be milder with an average temperature of 16°C (62°F) and maximums reaching 24°C (75°F), whereas October has a slightly higher average temperature of 17°C (64°F) with similar maximums. December experiences significantly less precipitation, with only 22 mm (0.9 in) over 5 days, compared to October's 292 mm (11.5 in) falling over 27 days, making October much wetter and more humid at 83% compared to December's 76%. For more detailed information, you can visit Santiago Atitlan weather in October.
In comparing the weather of December and November, December tends to be slightly warmer, with an average temperature of 16°C (62°F) compared to November's 17°C (63°F). However, December experiences lower humidity at 76% versus November's 80%, contributing to a more comfortable atmosphere. Rainfall is also considerably reduced in December, receiving only 22 mm (0.9 in) over just 5 days, while November records 64 mm (2.5 in) over 10 days. For more details on the specific weather conditions during November, you can refer to Santiago Atitlan weather in November.
As December rolls into Santiago Atitlan, the weather shifts towards a cooler and more temperate climate compared to the warmer months. With average temperatures lingering around a mild 16°C, daytime highs can reach up to 24°C, providing a pleasant atmosphere for outdoor activities. The month also witnesses a slight increase in precipitation with about 22 mm spread over a handful of days, which contributes to the lush, vibrant landscapes that characterize the region. Meanwhile, humidity levels hover around 76%, giving a refreshing feel to the air. For a deeper understanding of how these conditions compare across the year, check out the detailed overview at Santiago Atitlan Climate.