Climate Overview
The climate in Nyunzu is hot. The average annual temperature is 25°C and approximately 1341mm of precipitation falls per year. November is the wettest month, receiving around 239mm of rainfall. Nyunzu sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Nyunzu sees moderate temperature variation throughout the year, ranging from 19°C to 34°C. The warmest month is August, when average highs reach 34°C and the mean temperature sits around 27°C. July is the coolest month, with minimum temperatures around 19°C and an average of 26°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs.
Precipitation
Nyunzu is a fairly wet location, receiving approximately 1341mm of precipitation annually, which averages out to around 112mm per month. The wettest month is November, averaging 239mm of rainfall. December and March also tend to see above-average precipitation. The driest month is June, with just 0mm. That's 239mm less than November, 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
Nyunzu is relatively calm, with an average annual wind speed of 10km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is July, averaging 13km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 7km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 6km/h gap between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 12km/h in winter, 9km/h in spring, 8km/h in summer, 10km/h in autumn.
Seasons
89 days until Winter
It is currently autumn in Nyunzu, which began on March 20, 2026. Nyunzu 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 34°C, while the coldest stretch bottoms out in July near 19°C. Winter is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 21 to 33°C. Rainfall is heavy, totalling around 424mm across the season with a monthly average of 141mm. Winds are generally light, averaging 9km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 21 to 30°C. Rainfall is heavy, totalling around 547mm across the season with a monthly average of 182mm. Winds are generally light, averaging 8km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 21 to 33°C. Rainfall is heavy, totalling around 359mm across the season with a monthly average of 120mm. Winds are generally light, averaging 10km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 19 to 34°C. Precipitation is minimal, with only around 12mm for the entire season. Winds are generally light, averaging 12km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Monthly Climate Data
The table below shows monthly climate averages for Nyunzu 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.
