Climate Insights for Mtwara

The climate in Mtwara is hot. The average annual temperature is 26°C and approximately 1142mm of precipitation falls per year. January is the wettest month, receiving around 246mm of rainfall. Mtwara 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: March, November, December. The coldest months are July, August, September, when temperatures can drop to 20°C.

Mtwara has relatively stable temperatures year-round, staying within a 10°C range. The warmest month is March, when average highs reach 30°C and the mean temperature sits around 27°C. July is the coolest month, with minimum temperatures around 20°C and an average of 24°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows.

Mtwara is a moderately rainy area, receiving approximately 1142mm of precipitation annually, which averages out to around 95mm per month. The wettest month is January, averaging 246mm of rainfall. March and February also tend to see above-average precipitation. The driest month is June, with just 7mm. That's 238mm 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.

Mtwara is relatively calm, with an average annual wind speed of 3km/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 5km/h, though still comfortable for most outdoor activities. The calmest conditions occur in March, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 3km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans.

It is currently winter in Mtwara, which began on June 21, 2026. Mtwara 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 March at around 30°C, while the coldest stretch bottoms out in July near 20°C. Spring is next, beginning on September 23, 2026 — 92 days from now.

The best time to visit Mtwara is during June, July, August and September, when the weather is most comfortable for travellers. During these months, average temperatures hover around 24°C with modest rainfall averaging 11mm per month. By contrast, March can be uncomfortably hot with temperatures reaching 30°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for Mtwara 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.