Climate Insights for Nyimba

The climate in Nyimba is warm and mild. The average annual temperature is 25°C and approximately 843mm of precipitation falls per year. January is the wettest month, receiving around 254mm of rainfall. Nyimba 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: October, November, September. The coldest months are July, June, August, when temperatures can drop to 14°C.

Temperatures in Nyimba vary considerably across the year, with a 22°C difference between the coldest and warmest months. October is the hottest month, with daytime highs reaching 36°C and an average of 30°C. July is the coolest month, with minimum temperatures around 14°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 August and September, with a 4°C shift in average temperatures.

Nyimba is a moderately rainy area, receiving approximately 843mm of precipitation annually, which averages out to around 70mm per month. The wettest month is January, averaging 254mm of rainfall. February and December also tend to see above-average precipitation. The driest month is September, with just 0mm. That's 254mm less than January, 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.

Nyimba is mildly breezy, with an average annual wind speed of 15km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is October, averaging 20km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in February, with average winds dropping to 11km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 9km/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 16km/h in winter, 19km/h in spring, 12km/h in summer, 14km/h in autumn.

It is currently autumn in Nyimba, which began on March 20, 2026. Nyimba 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 October at around 36°C, while the coldest stretch bottoms out in July near 14°C. Winter is next, beginning on June 21, 2026 — 89 days from now.

The best time to visit Nyimba is during April, May, June, July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 22°C with modest rainfall averaging 8mm per month. By contrast, October can be uncomfortably hot with temperatures reaching 36°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for Nyimba 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.