Climate Insights for Xai-Xai

The climate in Xai-Xai is warm and mild. The average annual temperature is 24°C and approximately 688mm of precipitation falls per year. January is the wettest month, receiving around 136mm of rainfall. Xai-Xai 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: February, March, January. The coldest months are July, August, June, when temperatures can drop to 19°C.

Xai-Xai has relatively stable temperatures year-round, staying within a 9°C range. The warmest month is February, when average highs reach 28°C and the mean temperature sits around 27°C. July is the coolest month, with minimum temperatures around 19°C and an average of 21°C. Daily temperature variation is modest, with an average difference of 3°C between highs and lows.

Xai-Xai is a relatively dry area, receiving approximately 688mm of precipitation annually, which averages out to around 57mm per month. The wettest month is January, averaging 136mm of rainfall. December and February also tend to see above-average precipitation. The driest month is August, with just 16mm. That's 119mm 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.

Xai-Xai is relatively calm, with an average annual wind speed of 6km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is September, averaging 6km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 5km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

It is currently winter in Xai-Xai, which began on June 21, 2026. Xai-Xai 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 February at around 28°C, while the coldest stretch bottoms out in July near 19°C. Spring is next, beginning on September 23, 2026 — 89 days from now.

The best time to visit Xai-Xai is during April, May, June, July, August, September, October and November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 23°C with modest rainfall averaging 36mm per month. By contrast, February can be uncomfortably hot with temperatures reaching 28°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Xai-Xai 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.