Last updated: August 27, 2025
December in Leticia, Peru presents a unique weather experience characterized by cool temperatures and high humidity. With maximum temperatures reaching up to 15°C (58°F) and an average hovering around 7°C (45°F), it’s a time for warm clothing, especially with minimums sometimes dipping to -3°C (27°F). The month sees significant rainfall, accumulating to 202 mm (8.0 in) over 30 days, making each day a potential for wet weather. The humidity level remains high at 90%, adding to the chill in the air, thus creating a distinctive, cool atmosphere perfect for cozy indoor activities.
In December, Leticia, Peru, experiences a slight uptick in temperatures, signaling a transition towards the warmer months ahead. With minimums around -3°C (27°F) and a comfortable average of 7°C (45°F), the climate remains cool but more inviting compared to the preceding months. Daytime highs reach up to 15°C (58°F), making it a favorable time for outdoor activities amidst the lush Amazonian backdrop. This month marks the end of a notably chilly season, as temperatures gradually rise from their lowest points earlier in the year, showcasing the region's dynamic climate.
In December, Leticia, Peru, experiences a significant uptick in precipitation, with a total of 202 mm (8.0 in) falling over the course of 30 days. This pattern marks a continuation of the wet season that begins to intensify in the latter part of the year. Notably, December's rainfall is among the highest recorded, following November's 157 mm (6.2 in). As the year comes to a close, the frequency of rainy days underscores the region's transition into its most saturated months. This trend reflects the lush tropical climate, ensuring that the vibrant flora of the Amazon continues to thrive amid the abundant moisture.
In Leticia, Peru, December marks a notable transition as humidity levels rise back to 90%, echoing the high moisture found at the year's start. This resurgence follows a gradual decline during the drier months of mid-year, where humidity dipped to an unexpected low of 38% in August. The trend showcases the distinct shift in climate typical for this region, with significant moisture returning by the end of the year. As the rainy season approaches, the humidity climbs back up, setting the stage for the lush, vibrant landscape that defines Leticia during the wetter months ahead.
In Leticia, Peru, the UV Index remains consistently high throughout the year, with December showcasing an UV Index of 18, categorized as extreme. This trend of intense UV radiation is prevalent from January to April, where the index peaks at 19 for several months. Even as the year progresses into the latter months, the numbers only slightly decrease, maintaining an urgent call for sun protection with a burn time of just 10 minutes across all months. Notably, the UV Index for December aligns closely with values from previous months, emphasizing the year-round need for vigilance against harmful sun exposure. For more details, check out the complete Leticia UV Index.
UV Risk Categories
In December, Leticia, Peru, experiences a modest 268 hours of sunshine, slightly lower than the vibrant totals of the earlier months but still bright enough to create a warm, inviting atmosphere. As the year draws to a close, this tropical destination showcases a remarkable upward trend in sunlight from the beginning of the year, where January starts with only 199 hours. The peak of sunshine occurs in mid-year, particularly in August with a glorious 333 hours, followed by slightly decreased hours in the fall months. This gradual transition reveals the region's diverse climate, closing the year with a balance of daylight that still beckons for outdoor adventure and exploration amidst the lush Amazonian backdrop.
In December, Leticia, Peru experiences a 14% chance of sunny weather, which is on par with the onset of the wet season. This figure reflects a slight rebound from the notably low percentages seen in November and earlier months, where the likelihood of sunshine dips to around 6%. As the year progresses toward its sunny peak in July, December stands at a transitional point, showing encouraging signs of clearer skies compared to the preceding months. Visitors can anticipate a modest but hopeful glimpse of sunshine before the heavier rains set in, making December an intriguing time to explore the lush landscapes of the Amazon.
In Leticia, Peru, December ushers in a delightful average of 12 hours of daylight, aligning it with the consistently bright months of January, February, and March. Throughout the year, the daylight duration experiences a rhythmic ebb and flow, dipping to 11 hours from April through August, suggesting a subtle yet noticeable shift as the seasons transition. However, as September rolls around, the days gradually lengthen again, marking the return to 12 hours of daylight in October, November, and rounding out the year in December. This cyclical pattern showcases Leticia's equatorial positioning, where daylight remains abundant for much of the year, inviting endless opportunities for exploration and adventure.
In December, Leticia, Peru, experiences a gentle breeze with an average wind speed of 1.5 m/s (3 mph), paralleling the calm conditions of earlier months such as January and April. This stability continues the trend of mild winds that define the latter part of the year. Notably, there’s a slight fluctuation observed in mid-year with winds picking up to 1.8 m/s (4 mph) in July, hinting at a subtle seasonal influence. However, as the year winds down, the air remains relatively tranquil, providing a serene atmosphere perfect for exploring the lush landscapes and vibrant wildlife that encapsulate this unique region of the Amazon. Overall, December's gentle winds complement the warm tropical climate, creating an inviting environment for both locals and visitors alike.
Weather in Leticia varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Leticia, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January in Leticia showcase mild temperatures, with average highs around 15°C (59°F) and lows ranging from -3°C (27°F) in December to -4°C (25°F) in January. Both months experience relatively high humidity, close to 90%, which contributes to a damp atmosphere. Precipitation is slightly higher in December, totaling 202 mm (8.0 in) over 30 days, compared to January’s 185 mm (7.3 in) across 25 days. This indicates that while both months are wet, January sees a slightly decrease in rainfall duration. For a detailed look at weather specifics, you can check Leticia weather in January.
In comparing December and February weather, both months exhibit a similar average temperature of around 7°C (45°F), with December experiencing a slight maximum of 15°C (58°F) compared to February's 14°C (57°F). However, February sees a higher total precipitation of 235 mm (9.2 in) over 28 days, contrasted with December's 202 mm (8.0 in) over 30 days. Notably, humidity remains consistent at 90% in both months, creating a persistently damp atmosphere. For more specific details about the weather patterns in February, you can check Leticia weather in February.
In December, the weather typically features a temperature range with a minimum of -3°C (27°F), an average of 7°C (45°F), and a maximum of 15°C (58°F), along with significant precipitation totaling 202 mm (8.0 in) over 30 days and a high humidity level of 90%. In contrast, March presents slightly milder conditions with temperatures ranging from a minimum of -1°C (31°F), an average of 7°C (44°F), to a maximum of 13°C (56°F). However, March sees even higher precipitation levels at 229 mm (9.0 in), also spread over 30 days, and a humidity of 91%. Despite the small differences in temperature and average conditions, March is often characterized by more rainfall. For more specific details about the weather in Leticia during March, you can visit Leticia weather in March.
In December, the weather tends to be a bit milder overall, with average temperatures ranging from a minimum of -3°C (27°F) to a maximum of 15°C (58°F). This month experiences significant precipitation, totaling 202 mm (8.0 in) over 30 days, and maintains a high humidity level at 90%. In contrast, April's weather is slightly cooler, with average temperatures ranging from a minimum of -3°C (28°F) to a maximum of 14°C (58°F). Precipitation decreases substantially to 111 mm (4.4 in) across 25 days, and the humidity remains comparable at 89%. For a more detailed comparison of April weather, you can visit Leticia weather in April.
In December, the weather is characterized by cooler temperatures, with average highs reaching 15°C (58°F) and frequent precipitation totaling 202 mm (8.0 in) over 30 days, resulting in a high humidity level of 90%. In contrast, May offers slightly milder conditions, with a maximum temperature of 14°C (57°F) and a reduced average rainfall of 93 mm (3.6 in) spread over 22 days, bringing humidity down to 85%. This makes December quite a bit wetter and more humid compared to the drier, albeit still cool, weather of May. For more details, check out Leticia weather in May.
December and June showcase distinctly different weather patterns. In December, temperatures range from a chilly minimum of -3°C (27°F) to a pleasant average of 7°C (45°F), peaking at a maximum of 15°C (58°F). It is also marked by higher precipitation, with a total of 202 mm (8.0 in) spread over 30 days and a humidity level of 90%. In contrast, June presents milder conditions, with temperatures dipping slightly lower, featuring a minimum of -4°C (26°F) and an average of 5°C (41°F), while the maximum reaches 13°C (56°F). Moreover, June experiences significantly less precipitation at 51 mm (2.0 in) over just 12 days, accompanied by lower humidity at 65%. For those interested in more specifics about June in Leticia, further details can be found here: Leticia weather in June.
December weather in Leticia features a milder temperature range, with minimums around -3°C (27°F) and maximums reaching 15°C (58°F), and an average of 7°C (45°F). This month experiences significant precipitation, totaling 202 mm (8.0 in) over 30 days, coupled with high humidity at 90%. In contrast, July brings cooler temperatures with a minimum of -5°C (23°F) and a maximum of 14°C (57°F), along with an average of 4°C (40°F). Rainfall is considerably reduced in July, amounting to just 34 mm (1.3 in) over 10 days, and humidity drops to a more comfortable 47%. For a detailed look at July weather in Leticia, you can check Leticia weather in July.
December weather in Leticia is characterized by milder temperatures, with a minimum of -3°C (27°F) and an average of 7°C (45°F), peaking at 15°C (58°F). This month sees significant precipitation, totaling 202 mm (8.0 in) over 30 days, alongside high humidity levels of 90%, creating a damp and cool atmosphere. In contrast, August experiences slightly cooler temperatures with a minimum of -6°C (22°F), an average of 5°C (41°F), and a maximum of 13°C (56°F). The precipitation is notably lower at 49 mm (1.9 in) over 14 days, paired with much dryer conditions indicated by the 38% humidity. For further details, you can check Leticia weather in August.
In December, the weather is generally milder, with average temperatures ranging from a minimum of -3°C (27°F) to a maximum of 15°C (58°F), while September experiences slightly cooler conditions with temperatures between -2°C (29°F) and 13°C (56°F). December also sees significantly more precipitation, totaling 202 mm (8.0 in) over 30 days, compared to September's 86 mm (3.4 in) over just 20 days. Additionally, December's humidity is considerably higher at 90%, contrasted with September's lower humidity of 40%. For more detailed information on September weather, you can check Leticia weather in September.
In December, the weather experiences slightly warmer average temperatures, ranging from a minimum of -3°C (27°F) to a maximum of 15°C (58°F), compared to October's minimum of -4°C (25°F) and the same maximum of 15°C (59°F). However, December sees significantly higher precipitation, with 202 mm (8.0 in) over 30 days, compared to October’s 122 mm (4.8 in) over 26 days. Additionally, December's humidity level is notably higher at 90%, while October maintains a more comfortable 56%. For those wanting to know more about what to expect during October, you can check out Leticia weather in October.
In comparing the weather of December to November, we see a few notable differences. December experiences slightly colder minimum temperatures, averaging -3°C (27°F) compared to November's -1°C (30°F), though both months share a similar average temperature of around 7°C (45°F). Precipitation levels rise significantly in December, with 202 mm (8.0 in) over 30 days, compared to November's 157 mm (6.2 in) across 27 days. Additionally, December has a much higher humidity level at 90%, in contrast to November’s 76%. Overall, December feels wetter and chillier than November, making it essential to prepare for more rainy days. For more specific details, you can check Leticia weather in November.
As December approaches in Leticia, the weather transitions into cooler temperatures, characterized by a notable drop from the warmer months. The average temperature hovers around a crisp 7°C, with maximums reaching only 15°C and the occasional chill dipping down to -3°C. This month is also marked by an impressive 202 mm of precipitation over the course of 30 days, making it significantly wetter than preceding months, with humidity levels soaring to 90%. This unique blend of cool temperatures and persistent rainfall creates a distinct backdrop, contrasting sharply with the warmer, drier periods earlier in the year. For a deeper dive into the climate throughout the year, be sure to check out Leticia Climate.