Last updated: August 21, 2025
December in Mantasoa, Madagascar brings a warm tropical climate characterized by maximum temperatures reaching 31°C (88°F) and a comfortable average of 20°C (69°F). As the month unfolds, expect an increase in humidity levels, hovering around a steamy 86%, which can make the heat feel more intense. Rainfall is prominent during this time, with 206 mm (8.1 in) of precipitation spread over 19 days, making it essential for visitors to prepare for occasional downpours. Overall, December offers a vibrant yet humid atmosphere, perfect for those looking to experience the lush landscapes of Madagascar.
In December, Mantasoa, Madagascar, experiences pleasant temperatures that perfectly encapsulate the onset of summer. With minimums around 13°C (56°F), the nights remain comfortably cool, while average day temperatures hover at 20°C (69°F). As the sun rises higher, highs can reach up to a warm 31°C (88°F), mirroring the warmth seen in November. This trend of consistent warmth continues into the new year, indicating a stable and inviting climate for visitors seeking both adventure and relaxation. Overall, December's weather offers a delightful blend of comfort and vibrant summer energy, making it an ideal time for outdoor pursuits in this enchanting region.
In Mantasoa, Madagascar, December marks the onset of the wetter season, characterized by 206 mm (8.1 in) of precipitation over 19 days. This increase in rainfall follows a notable rise from November's 119 mm (4.7 in), indicating a steady upward trend as the year draws to a close. The month not only brings significant moisture but also reflects a general pattern where precipitation peaks during the first quarter of the year, especially after the relatively dry months of July and August. As December approaches, the shift in weather is palpable, setting a vibrant stage for the lush landscapes that define Madagascar's rainy season. This cyclical pattern underscores the importance of seasonal rainfall to the local ecosystem and agriculture.
In Mantasoa, Madagascar, December ushers in a humidity level of 86%, maintaining a trend of relatively high moisture in the air as the year draws to a close. While humidity fluctuates throughout the year, it peaks with March and April reaching 88% and 89% respectively, before gradually tapering off during the drier months of October and September, which see the lowest levels at 79% and 82%. After this dip, December marks a slight rebound in humidity, showcasing the region's characteristic tropical climate. Overall, the humidity remains consistently elevated, creating an atmosphere that is both lush and vibrant, ideal for the rich biodiversity that defines this beautiful locale.
In December, Mantasoa experiences a UV Index of 16, placing it firmly in the extreme exposure category with a rapid burn time of just 10 minutes. This trend mirrors the high UV levels seen throughout most of the year, particularly from January to March, where indices reach their peak at 17. As the months progress, the UV Index gradually declines, but December's reading signifies that the latter part of the year still demands significant sun protection. Notably, this time of year emphasizes a need for vigilance, given that even during the rainy season, the sun’s intensity remains formidable. For more detailed information on UV exposure and safety, visit Mantasoa UV Index.
UV Risk Categories
In Mantasoa, Madagascar, December shines as a culmination of the region's exceptional sunlight hours, boasting an impressive 346 hours of radiant sunshine. This festive month follows a year of steadily increasing daylight, with each subsequent month building up to this climatic peak. The trend is particularly pronounced from October's 349 hours gradually decreasing into the New Year, emphasizing the lingering warmth of the Malagasy summer. As December ushers in the holiday spirit, its sun-soaked days invite both locals and visitors to bask in the vibrant surroundings, showcasing the splendid natural beauty that defines this enchanting corner of the world.
In Mantasoa, Madagascar, December offers a 25% chance of sunny weather, marking a subtle decline in sunlit days compared to the bustling month of October, which boasts a notable 43%. As the year unfolds, this seasonal dip reflects a broader trend where the chances of sunshine fluctuate throughout the year, peaking in the dry season and dropping during the wetter months. While December doesn’t promise an abundance of clear skies, it still invites opportunities for joyful outdoor experiences amidst the lush greenery characteristic of this vibrant region.
In Mantasoa, Madagascar, December marks a return to longer days, featuring approximately 13 hours of daylight—a refreshing change as the year approaches its close. This increase in daylight is part of a fascinating annual trend where the duration of sunlight fluctuates between 10 to 13 hours. Following the shorter days of June with just 10 hours, daylight gradually expands through mid-year, providing 11 hours during July to September, before rebounding to 12 hours in October and November. The year culminates with January echoing the same generous 13-hour daylight stretch as December, creating a balanced rhythm of light that beautifully complements the dynamic Malagasy landscape.
As December unfolds in Mantasoa, Madagascar, the wind begins to whisper a gentle tune, with an average speed of 2.7 m/s (6 mph). This slight increase from November's 2.4 m/s is reflective of a trend that sees the year wind down with subtly rising breezes. In fact, as we delve into the earlier months, we notice a peak in July, when winds reach 3.5 m/s (8 mph), suggesting that the mid-year months bring a more vigorous air movement to the region. The late year pattern, showing a gradual increase from the calmer November, hints at a transition into the vibrant energy of a new year. Thus, December's mild winds create a soothing backdrop, perfect for contemplating the beauty of Mantasoa as it prepares to welcome the warmth of January.
Weather in Mantasoa varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Mantasoa, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, temperatures range from a minimum of 13°C (56°F) to a maximum of 31°C (88°F), with an average of 20°C (69°F). The month experiences significant rainfall, totaling 206 mm (8.1 in) over 19 days, accompanied by high humidity levels of 86%. In comparison, January sees a slight increase in temperature, with a minimum of 14°C (57°F) and the same maximum of 31°C (88°F), maintaining an average of 20°C (69°F). Precipitation rises slightly to 220 mm (8.7 in) over the same number of rainy days, and humidity increases to 87%. For a more detailed overview, check out Mantasoa weather in January.
In December, the weather features a warm range of temperatures with a minimum of 13°C (56°F) and a maximum of 31°C (88°F), averaging around 20°C (69°F). This month sees considerable rainfall, with 206 mm (8.1 in) spread over 19 days and an average humidity of 86%.
Conversely, February experiences slightly higher temperatures with a minimum of 14°C (58°F) and an average of 21°C (69°F), peaking at a maximum of 30°C (86°F). However, it also brings more precipitation, totaling 284 mm (11.2 in) across 22 days, and slightly increased humidity at 87%. For more detailed insights about February weather, visit Mantasoa weather in February.
In December, the weather is generally warm, with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 31°C (88°F), while March maintains a similar average of 20°C (69°F). However, March tends to be slightly cooler, with a maximum temperature of 28°C (83°F). Precipitation is more pronounced in March, with a total of 283 mm (11.2 in) over 23 days, compared to December's 206 mm (8.1 in) over 19 days. The humidity levels are quite similar in both months, hovering around 86% in December and 88% in March. For more detailed insights, you can check Mantasoa weather in March.
In comparing the weather of December and April, both months exhibit relatively warm temperatures, although December tends to be slightly hotter. In December, temperatures range from a minimum of 13°C (56°F) to a maximum of 31°C (88°F), with an average of 20°C (69°F). April, on the other hand, has temperatures that range from a minimum of 11°C (52°F) to a maximum of 28°C (83°F), with a similar average of 19°C (66°F).
Precipitation levels also differ significantly; December experiences about 206 mm (8.1 inches) of rain over 19 days, creating a more humid atmosphere with an average humidity of 86%. In April, the precipitation is considerably less, at 81 mm (3.2 inches) over 21 days, with humidity slightly higher at 89%.
For those interested in exploring more detailed information about April weather, you can find additional insights here: Mantasoa weather in April.
December and May present distinct weather contrasts. In December, temperatures range from a mild 13°C (56°F) to a warm 31°C (88°F), with an average of 20°C (69°F). It's a notably wet month, receiving 206 mm (8.1 in) of precipitation over 19 days, contributing to high humidity levels of 86%. In contrast, May features cooler temperatures, with a minimum of 9°C (48°F) and a maximum of 26°C (79°F), averaging at 17°C (62°F). May is much drier, with only 26 mm (1.0 in) of rainfall over 9 days, and humidity is slightly higher at 89%. For more specifics on May weather, you can check Mantasoa weather in May.
December and June present strikingly different weather conditions. In December, temperatures range from a minimum of 13°C (56°F) to a maximum of 31°C (88°F), with an average of 20°C (69°F). The month is characterized by significant rainfall, totaling 206 mm (8.1 in) across 19 days, all while maintaining high humidity levels of 86%. In contrast, June experiences cooler temperatures, with a minimum of 7°C (45°F) and a maximum of 24°C (76°F), averaging around 14°C (58°F). The precipitation drops dramatically to 43 mm (1.7 in) spread over 10 days, yet the humidity remains consistent at 86%. For more insights about the weather during this time, you can visit Mantasoa weather in June.
December and July present contrasting weather patterns. In December, temperatures range from a minimum of 13°C (56°F) to a maximum of 31°C (88°F), with an average of 20°C (69°F). This month is characterized by high humidity at 86% and significant precipitation, totaling 206 mm (8.1 in) over 19 days. Conversely, July experiences much cooler weather, with temperatures reaching a minimum of 5°C (41°F) and a maximum of 24°C (76°F), averaging only 13°C (56°F). Rainfall in July is minimal at 27 mm (1.0 in) over just 9 days, while humidity remains slightly higher at 87%. For more detailed information about the weather conditions in July, you can refer to Mantasoa weather in July.
In December, weather conditions are notably warmer and more humid compared to August. The average temperature in December hovers around 20°C (69°F), with maximums reaching up to 31°C (88°F) and a higher humidity level of 86%. In contrast, August experiences cooler temperatures, averaging 14°C (58°F), with maximums only reaching 25°C (77°F) and a lower humidity of 83%. Additionally, December sees significant precipitation, totaling 206 mm (8.1 in) over 19 days, while August is much drier, with only 16 mm (0.6 in) of rain over just 4 days. For more detailed information, you can check Mantasoa weather in August.
When comparing the weather in December to September, it's notable that December tends to be significantly warmer and wetter. In December, temperatures range from a minimum of 13°C (56°F) to a maximum of 31°C (88°F), with an average of 20°C (69°F). In stark contrast, September has cooler temperatures, with a minimum of 8°C (46°F) and a maximum of 28°C (83°F), averaging only 16°C (61°F). Moreover, December experiences much higher precipitation levels at 206 mm (8.1 in) over 19 days, compared to just 18 mm (0.7 in) over 4 days in September. Humidity levels are also slightly higher in December at 86%, compared to 82% in September. For more detailed information about September weather, you can visit Mantasoa weather in September.
In comparing the weather between October and December, it’s clear that December is significantly warmer and wetter. December boasts higher temperatures, with a minimum of 13°C (56°F) and an average of 20°C (69°F), compared to October's cooler minimum of 9°C (49°F) and average of 18°C (65°F). Additionally, December experiences more precipitation, with 206 mm (8.1 in) falling over 19 days, while October sees just 58 mm (2.3 in) across 11 days. Humidity also rises in December to 86%, compared to October's 79%. For more detailed information about October weather in this region, you can visit Mantasoa weather in October.
In comparing the weather of December and November, both months experience similar average temperatures, with December showing a slight increase in minimum and maximum temperatures. December has a minimum of 13°C, while November sits at 11°C, and both months share a consistent average maximum of 31°C. However, December is considerably wetter, recording 206 mm of precipitation over 19 days compared to November's 119 mm across 15 days. Humidity levels also rise slightly in December to 86%, compared to November's 81%. For more details on November's weather, you can explore Mantasoa weather in November.
December weather in Mantasoa marks a transition to the warmer and more humid conditions that characterize the Australian summer months. With average temperatures rising and significant rainfall resulting in a moist atmosphere, December stands out compared to the cooler and drier months preceding it. The increased humidity can make the warm temperatures feel even more intense, affecting daily activities and outdoor plans. Additionally, the frequent rain showers contribute to a lush landscape, presenting a stark contrast to the rest of the year. To discover more about how these climatic conditions shape the region, visit Mantasoa Climate.