Climate Overview
The climate in Musanze is temperate. The average annual temperature is 18°C and approximately 1887mm of precipitation falls per year. April is the wettest month, receiving around 252mm of rainfall. Musanze sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Musanze has relatively stable temperatures year-round, staying within a 9°C range. August is the warmest month, though highs remain moderate at 23°C with a mean of 18°C. December is the coolest month, with minimum temperatures around 14°C and an average of 17°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows.
Precipitation
Musanze is a fairly wet location, receiving approximately 1887mm of precipitation annually, which averages out to around 157mm per month. The wettest month is April, averaging 252mm of rainfall. March and November also tend to see above-average precipitation. The driest month is July, with just 26mm. That's 226mm less than April, 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
Musanze is relatively calm, with an average annual wind speed of 5km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is June, averaging 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.
Seasons
87 days until Summer
It is currently spring in Musanze, which began on September 23, 2026. Musanze sits near the equator, so the traditional four-season cycle is less pronounced. Temperatures remain relatively stable year-round. The warmest period peaks in August at around 23°C, while the coldest stretch bottoms out in December near 14°C. Summer is next, beginning on December 21, 2026 (87 days from now).
Spring
Temperatures range from 14 to 23°C. Rainfall is heavy, totalling around 588mm across the season with a monthly average of 196mm. Winds are generally light, averaging 5km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 14 to 23°C. Rainfall is heavy, totalling around 572mm across the season with a monthly average of 191mm. Winds are generally light, averaging 4km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from 14 to 22°C. Rainfall is heavy, totalling around 598mm across the season with a monthly average of 199mm. Winds are generally light, averaging 5km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 14 to 23°C. Rainfall is relatively light, with around 130mm over the season and a monthly average of 43mm. Winds are generally light, averaging 6km/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 Musanze is during June, July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 43mm per month. By contrast, December can be quite cold with temperatures dropping to 14°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.
Monthly Climate Data
The table below shows monthly climate averages for Musanze 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.
