Climate Insights for Antanimena

The climate in Antanimena is hot. The average annual temperature is 25°C and approximately 495mm of precipitation falls per year. February is the wettest month, receiving around 134mm of rainfall. Antanimena is in the Southern Hemisphere. The seasons are reversed — summer runs from December to February, while winter falls between June and August. The summer months are: December, January, November. The coldest months are July, August, June, when temperatures can drop to 16°C.

Antanimena sees moderate temperature variation throughout the year, ranging from 16°C to 34°C. The warmest month is December, when average highs reach 34°C and the mean temperature sits around 28°C. July is the coolest month, with minimum temperatures around 16°C and an average of 21°C. On average, daily temperatures fluctuate by about 11°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 3°C shift in average temperatures.

Antanimena is a relatively dry area, receiving approximately 495mm of precipitation annually, which averages out to around 41mm per month. The wettest month is February, averaging 134mm of rainfall. January and March also tend to see above-average precipitation. The driest month is July, with just 1mm. That's 133mm less than February, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Antanimena is mildly breezy, with an average annual wind speed of 18km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is November, averaging 20km/h, though still comfortable for most outdoor activities. The calmest conditions occur in March, with average winds dropping to 16km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h between the calmest and windiest months.

It is currently autumn in Antanimena, which began on March 20, 2026. Antanimena is in the Southern Hemisphere, where the seasons are reversed — spring starts in September, summer in December, autumn in March, and winter in June. The warmest period peaks in December at around 34°C, while the coldest stretch bottoms out in July near 16°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Antanimena is during May, June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 23°C with modest rainfall averaging 3mm per month. By contrast, December can be uncomfortably hot with temperatures reaching 34°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for Antanimena based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.