Climate Insights for Ampasimanolotra

The climate in Ampasimanolotra is warm and mild. The average annual temperature is 24°C and approximately 2009mm of precipitation falls per year. Ampasimanolotra receives a notable amount of rainfall throughout the year, including during its driest month. Ampasimanolotra 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: January, December, February. The coldest months are August, July, September, when temperatures can drop to 18°C.

Ampasimanolotra sees moderate temperature variation throughout the year, ranging from 18°C to 30°C. The warmest month is January, when average highs reach 30°C and the mean temperature sits around 27°C. August is the coolest month, with minimum temperatures around 18°C and an average of 21°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows.

Ampasimanolotra is a very wet location, receiving approximately 2009mm of precipitation annually, which averages out to around 167mm per month. The wettest month is March, averaging 400mm of rainfall. January and February also tend to see above-average precipitation. The driest month is October, with just 60mm. That's 341mm less than March, 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.

Ampasimanolotra is mildly breezy, with an average annual wind speed of 13km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is January, averaging 15km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 12km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/h between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 12km/h in winter, 14km/h in spring, 15km/h in summer, 13km/h in autumn.

It is currently autumn in Ampasimanolotra, which began on March 20, 2026. Ampasimanolotra 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 January at around 30°C, while the coldest stretch bottoms out in August near 18°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Ampasimanolotra is during August, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 68mm per month. By contrast, January can be uncomfortably hot with temperatures reaching 30°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Ampasimanolotra 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.