Last updated: August 27, 2025
In Gatun, Panama, December ushers in a blend of tropical warmth and moisture, with maximum temperatures reaching up to 31°C (88°F) and an average of 26°C (79°F). This month experiences significant rainfall, accumulating to approximately 149 mm (5.9 in) over 25 rainy days, resulting in a high humidity level of 79%. Visitors can expect a lush, vibrant environment, albeit with frequent showers that contribute to the region's iconic greenery.
In Gatun, Panama, December brings a delightful tropical climate that perfectly encapsulates the region’s warm allure. With minimum temperatures hovering around 22°C (72°F), the days are pleasantly mild, inviting outdoor exploration. The average temperature remains stable at 26°C (79°F), ensuring comfort throughout each day, while maximum highs reach up to 31°C (88°F), providing a perfect opportunity to soak up the sun. Interestingly, compared to the previous months, December maintains a consistent warmth, subtly transitioning from the slightly cooler November, yet still retaining its charming tropical essence. Overall, it’s a month that promises an enjoyable escape into the lush surroundings of Gatun’s stunning landscape.
In Gatun, Panama, December marks a transition as the year draws to a close, featuring a noteworthy precipitation amount of 149 mm (5.9 in) over 25 days of rain. While this volume is less than the preceding months of peak rainfall, notably May and July, it still contributes to the region's lush tropical climate. As the holiday season approaches, the decrease in rainfall allows for a breath of fresh air after the intense downpours seen in previous months. Overall, December exemplifies a gradual tapering of the wet season, setting the stage for the drier months ahead, while still enveloping the area in the verdant beauty characteristic of Panama.
In Gatun, Panama, December marks a shift in humidity levels as the year draws to a close. The humidity peaks during the summer months, reaching a high of 89% in June and 88% in July, creating a notably sticky atmosphere. As the transition into December occurs, there’s a refreshing decline to 79%, a notable dip compared to the preceding months. This drop signals a slight easing from the summer's oppressive moisture, moving towards a more bearable climate, although the humidity still remains relatively high throughout the year. Overall, December's humidity reflects the tropical environment's characteristic fluctuations, offering a hint of relief before the return of the heavier rainy season.
In Gatun, Panama, December marks a slight decline in the UV Index, with a measurement of 10, categorized as very high. This decrease from the extreme exposure levels seen in the previous months offers a brief respite, extending burn time to 15 minutes before skin damage occurs. Notably, the UV Index remains consistently high throughout the year, ranging from 12 to 15 during the peak months. Despite December's reduced intensity, caution is still essential, as sun exposure can impact your skin in just a fraction of the time. For more detailed information on UV levels throughout the year, visit Gatun UV Index.
UV Risk Categories
In Gatun, Panama, the month of December basks in an impressive 315 hours of sunshine, making it a fabulous time to soak up the rays before the year's end. Following a gradual decline from the sunniest months of March and April, where the city enjoyed around 340 and 320 hours respectively, December marks a delightful rebound, showcasing a higher solar presence compared to the preceding months of June and July. This trend highlights Gatun's transition into more sun-drenched days as the year wraps up, inviting residents and visitors alike to bask in the region’s rich natural beauty while enjoying outdoor adventures in the warm Panamanian climate.
As December unfolds in Gatun, Panama, the likelihood of basking in sunny weather returns to a more promising 32%, marking a noticeable increase compared to the drearier months preceding it. Following the rainy season, where chances plummet to as low as 6% in August, the transition to December offers a refreshing boost of sun-kissed optimism. This trend reflects a pattern where the early months of the year are characterized by consistently higher probabilities of sunshine, averaging around 41-42%, before dipping in the sweltering heat of summer. With a significant uptick in December, the combination of a cooler climate and clearer skies invites both locals and visitors to embrace outdoor activities and soak in the vibrant beauty of Panama as it gears up for the festive season.
In Gatun, Panama, December ushers in a return to shorter days, aligning with the pattern observed from October through November, where daylight lasts approximately 11 hours. As the year transitions, daylight duration peaks at 12 hours from March to September, offering a radiant stretch of sunlit hours perfect for exploration and outdoor activities. The consistent 12-hour span in the middle of the year creates a balanced climate, while December brings a cozy, familiar rhythm as daylight begins to retreat once more. With 11 hours of daylight in December, residents and visitors can enjoy the festive atmosphere, even as the year draws to a close, highlighting the tropical charm of Gatun throughout the seasons.
In December, Gatun, Panama experiences a gentle revival in winds, with an average speed of 2.6 m/s (6 mph), marking an increase from the lull of the summer months. This uptick follows a gradual decline from 3.7 m/s in March down to the lowest point of 1.3 m/s in October. As the year draws to a close, the breeze begins to pick up, offering a refreshing respite from the humidity that grips the region during its hotter months. Interestingly, December's winds are a precursor to a trend seen in early winter and herald the return of stronger gusts as the dry season approaches, enhancing the allure of outdoor adventures in this tropical paradise.
Weather in Gatun varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Gatun, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, temperatures range from a minimum of 22°C (72°F) to a maximum of 31°C (88°F), maintaining an average of 26°C (79°F). The month is characterized by significant rainfall, with 149 mm (5.9 in) of precipitation spread over 25 days and a humidity level of 79%. In contrast, January experiences slightly lower temperatures, with a minimum of 21°C (69°F) while still averaging at 26°C (79°F) and peaking at 31°C (88°F). Additionally, January sees reduced rainfall of 78 mm (3.1 in) over 14 days and lower humidity at 72%. For more detailed information, you can check Gatun weather in January.
In December, the weather is marked by temperatures ranging from a minimum of 22°C (72°F) to a maximum of 31°C (88°F), with an average temperature of 26°C (79°F). This month also sees significant rainfall, with a total precipitation of 149 mm (5.9 in) spread across 25 days, contributing to a high humidity level of 79%. In contrast, February experiences slightly milder temperatures, with a minimum of 21°C (70°F) and a maximum of 32°C (90°F), maintaining the same average of 26°C (79°F). However, February is markedly drier, with only 31 mm (1.2 in) of precipitation over 12 days and a decrease in humidity to 71%. For a more detailed look at the February climate in this region, you can visit Gatun weather in February.
In December, the weather is characterized by slightly warmer temperatures, with minimums averaging 22°C (72°F) and maximums reaching 31°C (88°F). This month also sees considerable precipitation, totaling 149 mm (5.9 in) over 25 days, along with high humidity levels averaging 79%. In contrast, March offers a similar average temperature of 26°C (79°F) but experiences slightly warmer maximums at 32°C (90°F). The month is notably drier, with only 43 mm (1.7 in) of precipitation across 15 days and lower humidity at 69%. For more details on the weather in March, visit Gatun weather in March.
In December, the weather is characterized by warmer temperatures, with averages around 26°C (79°F) and highs reaching up to 31°C (88°F). However, it also sees more precipitation, totaling 149 mm (5.9 in) over 25 days, paired with high humidity levels of 79%. In contrast, April offers slightly cooler conditions with a minimum temperature of 21°C (70°F) and average highs of 33°C (91°F). Although April has less rain, averaging 130 mm (5.1 in) over the same number of days, the humidity drops to 71%, making it feel a bit more comfortable. For a closer look at conditions during April, you can check out Gatun weather in April.
In December, the weather is characterized by a warm climate with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 31°C (88°F). This month experiences significant rainfall, averaging 149 mm (5.9 in) over about 25 days, and the humidity hovers around 79%. In contrast, May presents slightly higher temperatures, with a minimum of 23°C (73°F) and a maximum of 32°C (90°F). However, it sees a substantial increase in precipitation, totaling 341 mm (13.4 in) over 31 days, coupled with a slightly lower humidity level of 76%. For more details on the weather in May, you can check this link: Gatun weather in May.
In comparison to December, June exhibits similar minimum temperatures, averaging 22°C (72°F). However, June tends to be slightly warmer, with maximum temperatures reaching up to 32°C (91°F) compared to December's max of 31°C (88°F). Both months feature high average temperatures around 26°C (79°F), yet June experiences significantly more rainfall, with precipitation levels of 363 mm (14.3 in) over 30 days, versus December's 149 mm (5.9 in) across 25 days. Additionally, the humidity in June is notably higher at 89% compared to December's 79%. For more detailed information, visit Gatun weather in June.
When comparing the weather in December and July, both months exhibit warm temperatures, typically with December having a minimum of 22°C (72°F) and a maximum of 31°C (88°F), while July sees slightly higher temperatures, with a minimum of 23°C (73°F) and a maximum of 32°C (90°F). In terms of precipitation, July is significantly wetter, recording 413 mm (16.2 in) over 30 days compared to December's 149 mm (5.9 in) across 25 days, making July the wetter month. Lastly, humidity levels are also higher in July at 88%, compared to December’s 79%. For more specific details on July weather, you can check Gatun weather in July.
In December, temperatures are quite comfortable with minimums around 22°C (72°F) and maximums reaching 31°C (88°F), averaging at 26°C (79°F). However, this month experiences significant rainfall with a total precipitation of 149 mm (5.9 in) spread over 25 days, and humidity levels at a notable 79%. In contrast, August sees slightly warmer maximum temperatures at 32°C (90°F) while maintaining a similar minimum of 22°C (72°F) and an average of 26°C (79°F). The month is considerably wetter, with precipitation totaling 392 mm (15.4 in) over 30 days, leading to higher humidity levels of 86%. For a detailed look at Gatun weather in August, you can visit Gatun weather in August.
In terms of weather, December and September exhibit similar temperature ranges, with both months showcasing a minimum of 22°C (72°F) and an average of 26°C (79°F). However, September tends to be slightly warmer, reaching a maximum of 32°C (90°F) compared to December's 31°C (88°F). One notable difference is the precipitation; December experiences 149 mm (5.9 in) over 25 days, while September sees significantly higher rainfall at 336 mm (13.2 in) across 30 days. Additionally, September has a higher humidity level at 87%, compared to December's 79%. For more details on September weather, check out Gatun weather in September.
In comparing the weather between December and October, we find that both months exhibit similar average temperatures, with December showing a minimum of 22°C (72°F), an average of 26°C (79°F), and a maximum of 31°C (88°F), while October sees a slightly higher maximum of 32°C (91°F). Precipitation levels, however, differ significantly; December experiences 149 mm (5.9 in) of rainfall over 25 days, compared to October's heavier downpour of 362 mm (14.2 in) over 29 days. Additionally, humidity is higher in October at 86%, versus December's 79%. For more detailed information, you can check Gatun weather in October.
In comparing the weather conditions of December and November, we find that both months share similar temperature ranges, with minimums around 22°C (72°F) and maximums close to 31°C (88°F). However, December experiences significantly less rainfall, totaling 149 mm (5.9 in) over 25 days, compared to November's 285 mm (11.2 in) across 29 days. This reduction in precipitation contributes to a lower humidity level in December, averaging 79%, while November maintains a higher average humidity of 86%. For more detailed insights on November's weather, you can check Gatun weather in November.
As December rolls into Gatun, residents and visitors can expect a unique shift in weather compared to other months. The temperatures remain pleasantly warm, averaging around 26°C (79°F), with peak highs reaching 31°C (88°F). However, this month stands out due to the increased humidity, which sits at a steamy 79%, creating a more tropical feel. Rainfall also makes its presence known, with 149 mm (5.9 in) spread across approximately 25 days, marking a significant difference in precipitation compared to drier months. This blend of warmth and frequent rains paints December as a lively, wet month in Gatun, ideal for those who enjoy the lush, vibrant scenery that comes alive during this time. For a deeper dive into Gatun’s weather patterns year-round, explore Gatun Climate.