Last updated: August 21, 2025
In December, Antsiranana experiences warm tropical weather characterized by a maximum temperature of 34°C (94°F), an average of 27°C (81°F), and a comfortable minimum of 23°C (74°F). With humidity levels soaring to 83%, the atmosphere can feel quite sultry. Rainfall is notable this month, with total precipitation reaching 111 mm (4.4 in) over approximately 16 days, creating a lush environment. Visitors can expect vibrant landscapes, but should be prepared for occasional showers amidst the warmth.
In Antsiranana, Madagascar, December marks the transition into the warmer summer months, characterized by mild to hot temperatures. The minimum temperature hovers around 23°C (74°F), providing a comfortable start to the day, while the average temperature remains consistent at 27°C (81°F), echoing the warm climate of previous months. On the warmer side, the maximum temperature can reach up to 34°C (94°F), tying November’s peak. This slight increase in heat indicates a gradual climb in temperature as the region moves deeper into summer, following a pattern observed throughout the year where temperatures tend to rise steadily. Overall, December serves as a vibrant and sultry preview of the hotter months ahead in this tropical locale.
In Antsiranana, Madagascar, December heralds a notable shift in precipitation patterns as the region experiences 111 mm (4.4 in) of rainfall over approximately 16 days. This marks a significant increase from the drier months, such as May and June, which register minimal precipitation at just 9 mm (0.3 in) and 12 mm (0.5 in), respectively. The rise in rainfall is a precursor to the upcoming wet season, reflecting a transition that begins in November and peaks in January, where precipitation soars to an impressive 262 mm (10.3 in). Overall, December's rainfall, while substantial, still falls short of the early-year highs, indicating a gradual buildup of moisture in the atmospheric cycle. As the months progress, Antsiranana prepares for a vibrant lushness, driven by this more abundant December downpour.
In December, Antsiranana experiences a noticeable shift in humidity, with levels rising to 83% after months of predominantly lower readings. This increase represents a rebound from the drier conditions observed in the late year, particularly in September and October, when humidity dipped to a low of 74%. Throughout the year, humidity fluctuates, with the highest levels occurring in the early months like January and February, both hovering around 85-86%. Following a gradual decline during the dry winter months of July and August, December’s humidity signals a transition towards a more humid climate, setting the stage for the wetter season ahead. With this ebb and flow, December encapsulates the region's dynamic weather patterns, showcasing a blend of dry and humid influences that characterize Antsiranana's maritime climate.
In Antsiranana, Madagascar, the UV Index remains consistently high throughout the year, with December seeing an index of 15, categorized as extreme. This reflects a trend of intense sun exposure that begins in January with a peak UV Index of 16, tapering slightly as we move into the cooler months. Notably, the burn time remains critically short, at just 10 minutes for most of the year, emphasizing the importance of sun safety. As you enter the sun-drenched days of December, it’s vital to take necessary precautions to protect your skin. For more details on the UV Index in this vibrant region, visit Antsiranana UV Index.
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In Antsiranana, Madagascar, the month of December basks in a glorious 368 hours of sunshine, marking a peak as the year draws to a close. This radiant output follows a steady upward trend through the previous months, beginning at 272 hours in January and gradually escalating, with notable increases each month. Particularly striking is the jump from October's 367 hours to December’s peak, emphasizing the region's vibrant late-year glow. As daylight hours accumulate, the sun-drenched landscape transforms, inviting locals and travelers alike to revel in the warmth and beauty that graces this tropical haven at the heart of summer. The ascending trend of sunshine hours not only signals the approach of the festive season but also highlights Madagascar’s enchanting climate, making December a magical time to experience its natural splendor.
In Antsiranana, Madagascar, the likelihood of sunny weather sees a noticeable trend throughout the year. While December enjoys a 59% chance of sunshine, it falls within a remarkable peak as we transition from the driest months, where sunny days are a near certainty, particularly in the height of winter from June to August with probabilities soaring between 71% and 81%. After the rainy season's end in November, which still boasts a 76% chance of sun, December continues this upward trend, providing a delightful mix of warmth and light as the year draws to a close. This makes December a promising month for outdoor activities, as the sunshine lingers, blending comfortably with the pleasant tropical atmosphere.
In Antsiranana, Madagascar, the daylight duration exhibits remarkable consistency throughout the year, with a striking 12 hours of daylight across the peak months of January to March, as well as in October through December. The transition months of April to August see a slight decrease to 11 hours, suggesting a seasonal rhythm as the region approaches its cooler months. As September rolls around, daylight begins to extend again, highlighting a gradual return to those longer days. This pattern not only enhances the beauty of Antsiranana’s landscape but also signals the cyclical nature of life in this vibrant region, flowing seamlessly from one season to the next.
As December unfolds in Antsiranana, Madagascar, the average wind speed settles at 4.6 m/s (10 mph), offering a gentle breeze that heralds the transition into the new year. The month reflects a slight decrease from the blustery conditions of September, which boasted the highest winds at 7.1 m/s (16 mph), marking a peak in the seasonal wind patterns. The winds have generally increased since the calm of early winter months, like January and February, where they averaged only 2.7 m/s (6 mph) and 2.3 m/s (5 mph), respectively. This gradual rise culminates in July, which experiences the strongest gusts at 6.3 m/s (14 mph), before tapering off slightly towards year-end. Overall, December's winds suggest a comforting yet invigorating atmosphere, inviting both residents and visitors to embrace the tropical charm of Madagascar during this time.
Weather in Antsiranana varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Antsiranana, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, the weather features a warm range of temperatures, with a minimum of 23°C (74°F), an average of 27°C (81°F), and a maximum of 34°C (94°F). Precipitation is relatively moderate at 111 mm (4.4 in), occurring over 16 days, while humidity sits at 83%. Conversely, January sees a slight drop in average temperature to 26°C (80°F), with daily minimums around 22°C (73°F) and maximums reaching up to 33°C (91°F). However, January is marked by significantly increased rainfall, totaling 262 mm (10.3 in) across 22 days, contributing to a higher humidity level of 86%. For more details on the weather patterns in January, you can visit Antsiranana weather in January.
In December, the weather features a warm temperature range, with minimums around 23°C (74°F) and maximums reaching up to 34°C (94°F), accompanied by average humidity levels of 83%. However, the month experiences relatively less precipitation, totaling 111 mm (4.4 in) over 16 days. In contrast, February sees slightly cooler average temperatures with a maximum of 32°C (89°F) and a minimum of 23°C (73°F), but it brings considerably more rainfall, totaling 230 mm (9.1 in) over 25 days and a slight increase in humidity to 85%. For a detailed look at the weather patterns in February, check out Antsiranana weather in February.
In December, temperatures in Antsiranana typically range from a minimum of 23°C (74°F) to a maximum of 34°C (94°F), with an average of 27°C (81°F). The month sees a significant amount of precipitation, totaling 111 mm (4.4 in) over 16 rainy days, and humidity levels are relatively high at 83%.
In contrast, March experiences slightly cooler temperatures, with a minimum of 22°C (73°F), an average of 26°C (80°F), and a maximum of 32°C (90°F). However, it is considerably wetter, with rainfall reaching 247 mm (9.7 in) over 25 days, resulting in a slightly lower humidity level of 81%.
For a detailed look at March weather, you can visit Antsiranana weather in March.
In December, the weather tends to be slightly warmer, with daytime temperatures ranging from a minimum of 23°C (74°F) to a maximum of 34°C (94°F) and an average of 27°C (81°F). This month also sees more rainfall, accumulating around 111 mm (4.4 in) over 16 days, while the humidity remains consistently high at 83%. In contrast, April offers a similar average temperature of 27°C (81°F) but with slightly cooler maximum temperatures reaching 33°C (91°F) and a marginally lower minimum of 22°C (72°F). Additionally, April experiences less rainfall, totaling about 60 mm (2.4 in) over 11 days, while maintaining the same humidity level of 83%. For more detailed insights on weather patterns, you can visit Antsiranana weather in April.
December and May present differing weather conditions, despite having similar humidity levels of 83%. In December, temperatures range from a minimum of 23°C (74°F) to a maximum of 34°C (94°F), accompanied by significant rainfall of 111 mm (4.4 in) over 16 days, making it a much wetter month. In contrast, May tends to be drier, with only 9 mm (0.3 in) of precipitation over just 2 days, and temperatures that range from a minimum of 21°C (70°F) to a maximum of 32°C (90°F). For more detailed information on weather specifics, you can refer to Antsiranana weather in May.
December in Antsiranana is characterized by warmer temperatures and higher humidity, with average highs reaching up to 34°C (94°F) and substantial precipitation of 111 mm (4.4 in) spread over 16 days. In contrast, June experiences cooler weather, with average temperatures around 25°C (77°F) and only a minimal amount of rain totaling 12 mm (0.5 in) in just a single day. The humidity is slightly lower in June at 79%, making the overall climate more comfortable compared to the muggy December conditions. For more details, you can check Antsiranana weather in June.
When comparing the weather in December to that of July, it's clear that December is significantly warmer and wetter. December boasts temperatures ranging from a minimum of 23°C (74°F) to a maximum of 34°C (94°F), with an average temperature of 27°C (81°F). In contrast, July’s temperatures are cooler, with a minimum of 18°C (66°F), an average of 24°C (76°F), and a maximum of 31°C (88°F). Additionally, December experiences much higher precipitation, totaling 111 mm (4.4 in) over 16 days, while July sees only 12 mm (0.5 in) across just 2 days, creating a drier climate. The humidity is also slightly higher in December at 83% compared to July's 78%. For more detailed information about July weather, you can check Antsiranana weather in July.
In comparing the weather between December and August, it's clear that December is significantly warmer and wetter. In December, temperatures range from a minimum of 23°C (74°F) to a maximum of 34°C (94°F), with an average of 27°C (81°F). This month also experiences considerable rainfall, with precipitation totaling 111 mm (4.4 in) over 16 days and humidity levels at 83%. In contrast, August offers a milder climate with minimum temperatures around 18°C (64°F) and maximums reaching 31°C (88°F), averaging 24°C (76°F). Rainfall is minimal in August, with only 5 mm (0.2 in) over just 1 day and humidity at a lower 75%. You can find more detailed weather information for August here.
December weather is notably warmer and more humid compared to September. With temperatures ranging from a minimum of 23°C (74°F) to a maximum of 34°C (94°F), December averages at 27°C (81°F). In contrast, September sees milder temperatures, with a minimum of 20°C (68°F) and a maximum of 32°C (90°F), averaging at 25°C (77°F). Additionally, December experiences significant rainfall, receiving 111 mm (4.4 in) over approximately 16 days, whereas September remains relatively dry with only 4 mm (0.1 in) of precipitation over zero days. This results in a higher humidity level in December at 83%, compared to September's 74%. For more details, you can check Antsiranana weather in September.
When comparing the weather in December to that of October, December tends to be hotter and more humid. In December, temperatures range from a minimum of 23°C (74°F) to a maximum of 34°C (94°F), with an average temperature of 27°C (81°F). In contrast, October's temperatures are slightly cooler, with a minimum of 20°C (69°F) and a maximum of 33°C (92°F), averaging 26°C (79°F). Additionally, December experiences significantly more rainfall, with 111 mm (4.4 in) spread over 16 days, while October has a mere 6 mm (0.2 in) of precipitation over just 1 day. This results in a higher humidity level in December at 83%, compared to 74% in October. For more in-depth insights about October weather, you can visit Antsiranana weather in October.
In comparing the weather of December and November, both months showcase similar average temperatures, with December showing a slight increase in minimum temperature, peaking at 23°C (74°F) compared to November's 22°C (71°F). However, December is characterized by significantly higher precipitation, with 111 mm (4.4 in) spread across 16 days, while November experiences a much drier month with only 59 mm (2.3 in) over 7 days. Additionally, humidity levels rise in December to 83%, compared to November's 75%, contributing to a more muggy atmosphere. For a more detailed overview of the weather conditions in November, you can visit Antsiranana weather in November.
As December unfolds in Antsiranana, it heralds a shift towards the warm and humid embrace of summer, distinguishing itself from the cooler, drier months earlier in the year. With temperatures soaring to an average of 27°C, the city becomes a vibrant hub of activity, though it also welcomes a higher prevalence of rainfall, marking one of the wettest periods, with over 111 mm of precipitation across approximately 16 days. This combination of warmth and humidity, often reaching 83%, creates a lush landscape that thrives under the tropical spell. For those looking to dive deeper into the climate nuances of Antsiranana throughout the year, visit Antsiranana Climate.