Climate Overview
The climate in Mamou is warm and mild. The average annual temperature is 25°C and approximately 2155mm of precipitation falls per year. July is the wettest month, receiving around 471mm of rainfall. Mamou is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: March, April, February. The coldest months are January, December, November, when temperatures can drop to 18°C.
Temperature
Mamou sees moderate temperature variation throughout the year, ranging from 18°C to 35°C. The warmest month is March, when average highs reach 35°C and the mean temperature sits around 28°C. January is the coolest month, with minimum temperatures around 18°C and an average of 25°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs. The sharpest temperature change occurs between May and June, with a 2°C shift in average temperatures.
Precipitation
Mamou is a very wet location, receiving approximately 2155mm of precipitation annually, which averages out to around 180mm per month. The wettest month is July, averaging 471mm of rainfall. August and September also tend to see above-average precipitation. The driest month is December, with just 1mm. That's 470mm less than July, 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.
Wind
Mamou is relatively calm, with an average annual wind speed of 2km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.
Seasons
93 days until Autumn
It is currently summer in Mamou, which began on June 21, 2026. Mamou is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in March at around 35°C, while the coldest stretch bottoms out in January near 18°C. Autumn is next, beginning on September 23, 2026 — 93 days from now.
Spring
Temperatures range from 22 to 35°C. Precipitation is moderate at around 215mm for the season, averaging 72mm per month. Winds are generally light, averaging 2km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 20 to 28°C. Rainfall is heavy, totalling around 1237mm across the season with a monthly average of 412mm. Winds are generally light, averaging 2km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 20 to 31°C. Rainfall is heavy, totalling around 699mm across the season with a monthly average of 233mm. Winds are generally light, averaging 1km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 18 to 34°C. Precipitation is minimal, with only around 4mm for the entire season. Winds are generally light, averaging 2km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Best Time to Visit
The best time to visit Mamou is during January, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 25°C with modest rainfall averaging 16mm per month. By contrast, March can be uncomfortably hot with temperatures reaching 35°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.
Monthly Climate Data
The table below shows monthly climate averages for Mamou 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.