Last updated: August 21, 2025
December in Sumpango, Guatemala offers a delightful blend of moderate temperatures and refreshing humidity. With maximum temperatures reaching 28°C (83°F) and an average of 17°C (63°F), outdoor activities can be enjoyed throughout the month. However, cool evenings bring temperatures down to a minimum of 6°C (43°F), offering a perfect opportunity for cozy gatherings. December sees 12 mm (0.5 in) of rain over just two days, making it one of the drier months, yet the 76% humidity level provides a tropical essence to the atmosphere. Overall, this month captures the charm of Guatemala, inviting both locals and visitors to experience its warm yet refreshing weather.
In December, Sumpango, Guatemala, experiences a refreshing transition in temperatures, marking the end of the year with cool and pleasant weather. With minimums dipping to 6°C (43°F) and average highs reaching around 28°C (83°F), this month offers a delightful blend of crisp mornings and warm afternoons. The average temperature settles at 17°C (63°F), similar to the preceding months but slightly cooler, reflecting a gradual shift towards the cooler dry season. As December unfolds, the temperatures hint at the unique charm of this highland town, where the vibrant colors of local traditions are complemented by the refreshing chill of the air.
In December, Sumpango, Guatemala, experiences a notable decrease in precipitation compared to the peak rainy months of the year. With only 12 mm (0.5 in) of rainfall over just 2 days, the month marks a transition to drier conditions, wrapping up the rainier half of the year. This figure stands in stark contrast to the lush months of May and June, where rainfall exceeded 150 mm. As the year winds down, December's brief showers serve as a gentle reminder of the significant rainfall seen throughout the rainy season, ultimately fostering a lush landscape in preparation for the drier months to follow.
In December, Sumpango, Guatemala, experiences a humidity level of 76%, maintaining a pattern seen throughout the year as it transitions from the rainy season. This month’s humidity is notably lower than the peaks of October and November, where levels soared to 83% and 80%, respectively. However, December's figure still reflects a muggy environment, consistent with the region's tropical climate. The humidity tends to gradually decrease from its high in the late summer months of August and September, both at 82%, indicating a shift towards drier conditions as the year draws to a close. Overall, December's humidity levels are indicative of the lingering warmth, blending comfort with a hint of moisture that characterizes the enchanting Guatemalan landscape.
As December rolls in Sumpango, Guatemala, the UV Index dips slightly to 10, landing it in the very high exposure category, with a burn time of just 15 minutes. This reduction marks the first notable drop from previous months, where the index consistently hovered between 11 and 15, categorizing exposure as extreme. The trend showcases a gradually decreasing UV Index as the year closes, offering a slight reprieve as compared to the relentless summer rays. Even so, vigilance is essential; the sun's intensity remains significant. For more detailed information, check out Sumpango UV Index.
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In December, Sumpango, Guatemala, basks in a delightful 307 hours of sunshine, wrapping up the year on a bright note. This month reflects a consistent trend of ample daylight as the region experiences a relatively stable amount of sunshine throughout the year, with a peak in March at 319 hours. Following the high of March, sunlight remains plentiful, notably in April and July, with 310 and 318 hours, respectively. The overall pattern showcases Sumpango’s tropical climate, where even the shortest days of winter shine brightly, providing a cheerful backdrop for the festivities of the season and setting the stage for the vibrant celebrations of the New Year.
In December, Sumpango, Guatemala experiences a notable shift in sunshine, boasting a 57% chance of sunny weather. This increase marks a welcome contrast to the dreary months of June and August, where the odds plummet to a mere 13% and 16%, respectively. As the year draws to a close, December's sunlit days precede a dip in brightness with the arrival of January's 43% chance of sun. This December sun offers a festive backdrop to the holiday season, making it an ideal time for outdoor gatherings and celebrations under the warm, inviting skies of Sumpango.
In Sumpango, Guatemala, the daylight duration exhibits a fascinating steadiness, particularly in December, where residents enjoy approximately 11 hours of daylight. This duration mirrors that of both January and February, marking the onset of the cooler months. Notably, from March through September, daylight extends to 12 hours, allowing for longer daylight activities during the warmer season. As the year winds down, daylight begins to contract again in October and November, returning to the familiar shorter spans in December. This rhythm highlights Sumpango's subtropical climate, where the slight variations in daylight length set a serene backdrop for the community's traditions and daily life.
In December, the wind in Sumpango, Guatemala, reaches an average speed of 2.1 m/s (5 mph), marking a slight decrease from the brisk winds of November, which boasted 2.4 m/s (5 mph). This month continues a trend observed throughout the year, where wind speeds tend to fluctuate but generally hover around 2.0 m/s, particularly during the peak months of January, March, and November. The transition into the final month of the year often ushers in cooler breezes, inviting a more refreshing atmosphere as the holiday season approaches. While December's winds may not be the strongest of the year, they still create a delightful backdrop for festive gatherings and outdoor celebrations, making it a charming time to experience the beauty of Sumpango.
Weather in Sumpango varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Sumpango, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, temperatures in Sumpango range from a minimum of 6°C (43°F) to a maximum of 28°C (83°F), with an average of 17°C (63°F). This month sees about 12 mm (0.5 in) of precipitation over 2 days, and humidity levels remain steady at 76%.
In comparison, January experiences slightly warmer conditions, with maximum temperatures reaching 29°C (85°F) while maintaining the same minimum and average temperatures as December. Precipitation decreases slightly to 11 mm (0.4 in) over 3 days, and humidity remains consistent at 76%. For more detailed weather information, you can check Sumpango weather in January.
December and February exhibit mild and pleasant weather, but there are notable differences between the two months. December features a minimum temperature of 6°C (43°F) and averages around 17°C (63°F), peaking at 28°C (83°F). The month sees slightly more rainfall, with 12 mm (0.5 in) of precipitation over 2 days and a higher humidity level of 76%. In contrast, February enjoys slightly warmer temperatures, with a minimum of 8°C (47°F), an average of 18°C (65°F), and a maximum of 30°C (86°F). Precipitation decreases to just 7 mm (0.3 in) over only 1 day, along with a drop in humidity to 68%. For more insights on February weather, check out Sumpango weather in February.
In December, temperatures range from a minimum of 6°C (43°F) to a maximum of 28°C (83°F), with an average of 17°C (63°F). The month experiences a moderate humidity level of 76% and sees about 12 mm (0.5 in) of precipitation over 2 days. In contrast, March brings slightly warmer temperatures, with a minimum of 9°C (48°F) and a maximum of 31°C (87°F), averaging around 19°C (66°F). Precipitation is lower in March at just 8 mm (0.3 in) over 1 day, and humidity decreases to 59%. For a more detailed look at the weather, check out Sumpango weather in March.
When comparing the weather in December and April, December tends to be milder with average temperatures ranging from a minimum of 6°C (43°F) to a maximum of 28°C (83°F). This month receives relatively little rainfall, averaging only 12 mm (0.5 in) over about 2 days, contributing to a humid atmosphere with humidity levels around 76%. In contrast, April experiences slightly warmer temperatures, with a minimum of 8°C (47°F) and a maximum reaching 31°C (88°F). However, this month is significantly wetter, with an average precipitation of 50 mm (2.0 in) occurring over approximately 9 days, and humidity levels drop to 57%. For more detailed information about the weather in April, you can visit Sumpango weather in April.
In December, the weather is generally mild, with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 28°C (83°F) and an average of 17°C (63°F). The month sees relatively low rainfall, with only 12 mm (0.5 in) of precipitation over just two days, and a higher humidity level of 76%. In contrast, May brings warmer temperatures, with minimums of 13°C (56°F) and maximums reaching up to 30°C (87°F), averaging around 20°C (69°F). However, May experiences significantly more rainfall, totaling 153 mm (6.0 in) across 22 days, accompanied by lower humidity levels of 65%. For more detailed information about May weather, you can refer to Sumpango weather in May.
In December, temperatures range from a mild 6°C (43°F) at night to a warm 28°C (83°F) during the day, making it a comfortable month overall. The humidity is relatively high at 76%, but the precipitation is minimal, with only 12 mm (0.5 in) falling over just 2 days. In contrast, June sees higher nighttime temperatures, with a minimum of 13°C (56°F) and a similar maximum of 28°C (82°F). However, it experiences significantly more rain, with an average of 258 mm (10.2 in) spread over 25 days, contributing to a lower humidity level of 66%. For more information about conditions in June, check out Sumpango weather in June.
In comparing the weather between December and July, December enjoys milder temperatures with a minimum of 6°C (43°F) and a maximum of 28°C (83°F), leading to a pleasant average of 17°C (63°F). It experiences minimal precipitation, with only 12 mm (0.5 in) over just 2 days, and maintains a relatively high humidity level of 76%. In contrast, July is warmer, with temperatures ranging from a low of 13°C (56°F) to a high of 29°C (85°F) and an average of 19°C (67°F). However, July brings significantly more rain, totaling 94 mm (3.7 in) over 15 days, while humidity remains slightly lower at 75%. For more details on weather conditions during this month, you can check Sumpango weather in July.
When comparing the weather in December and August, there are notable differences in temperature and precipitation. December typically sees milder temperatures, with a minimum of 6°C (43°F) and an average of 17°C (63°F), while August experiences higher temperatures, ranging from a minimum of 13°C (55°F) to an average of 19°C (67°F).
August is marked by significantly higher precipitation, with 134 mm (5.3 in) over approximately 20 days, in stark contrast to December’s relatively dry conditions of 12 mm (0.5 in) across just 2 days. Additionally, average humidity levels are slightly higher in August at 82% compared to December's 76%. For more detailed insights into August weather, you can check Sumpango weather in August.
When comparing the weather in December and September, notable differences emerge. December tends to be milder, with average temperatures ranging from a minimum of 6°C (43°F) to a maximum of 28°C (83°F), accompanied by low precipitation of only 12 mm (0.5 in) over just 2 days. In contrast, September experiences slightly warmer temperatures, with a minimum of 11°C (53°F) and an average of 19°C (67°F), but it is significantly wetter, receiving 190 mm (7.5 in) of rain across 25 days. The humidity levels are also relatively high in both months, with September at 82% and December at 76%. For more detailed information on the weather during September, you can check Sumpango weather in September.
When comparing the weather in December and October, a few notable differences emerge. December experiences a lower minimum temperature of 6°C (43°F) compared to October's 12°C (54°F), resulting in slightly cooler nights. The average temperature in December is 17°C (63°F), just a bit lower than October's average of 19°C (66°F). However, it's in the realm of precipitation where the two months diverge significantly; December only sees about 12 mm (0.5 in) of rainfall across just 2 days, while October is much wetter with 191 mm (7.5 in) of precipitation over 23 days. Consequently, October has a higher humidity level of 83% compared to December's 76%. For more detailed information on October weather, you can visit Sumpango weather in October.
When comparing the weather of December and November, December generally experiences slightly warmer temperatures, with average highs reaching 28°C (83°F) and lows around 6°C (43°F), while November features a similar maximum temperature but has a higher minimum of 9°C (49°F) and an average of 18°C (64°F). November is marked by significantly higher precipitation, totaling 51 mm (2.0 in) over 8 days, compared to December's much drier conditions with only 12 mm (0.5 in) over 2 days. Additionally, humidity levels are slightly lower in December at 76% compared to November's 80%. For a closer look at November's weather patterns, you can visit Sumpango weather in November.
As December rolls into Sumpango, the weather presents a delightful shift, characterized by milder temperatures and a touch of crispness in the air. While the region typically basks in warmth, this month offers an inviting average of 17°C, perfect for those looking to escape the summer heat. The humidity level remains comfortably high at 76%, but with only a couple of days of light rain, visitors can enjoy the festive activities without much worry. Compared to the sweltering summer months, December’s weather creates a more temperate environment, making it an ideal time to explore the cultural richness of Sumpango. For a deeper dive into the climate nuances, check out Sumpango Climate.