Climate Overview
The climate in Mata-Utu is hot. The average annual temperature is 27°C and approximately 3227mm of precipitation falls per year. Mata-Utu receives a notable amount of rainfall throughout the year, including during its driest month. Mata-Utu 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: April, February, January. The coldest months are September, October, August, when temperatures can drop to 26°C.
Temperature
Mata-Utu has relatively stable temperatures year-round, staying within a 3°C range. The warmest month is April, when average highs reach 29°C and the mean temperature sits around 28°C. September is the coolest month, with minimum temperatures around 26°C and an average of 27°C. Daily temperature variation is modest, with an average difference of 2°C between highs and lows.
Precipitation
Mata-Utu is a very wet location, receiving approximately 3227mm of precipitation annually, which averages out to around 269mm per month. The wettest month is February, averaging 532mm of rainfall. December and January also tend to see above-average precipitation. The driest month is August, with just 114mm. That's 419mm less than February, the wettest month. Precipitation varies noticeably between seasons, with the first half (January to June) of the year generally seeing more rainfall.
Wind
Mata-Utu 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 July, averaging 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in March, 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 3km/h gap between the calmest and windiest months.
Seasons
93 days until Spring
It is currently winter in Mata-Utu, which began on June 21, 2026. Mata-Utu 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 April at around 29°C, while the coldest stretch bottoms out in September near 26°C. Spring is next, beginning on September 23, 2026 — 93 days from now.
Spring
Temperatures range from 26 to 28°C. Rainfall is heavy, totalling around 708mm across the season with a monthly average of 236mm. Winds are generally light, averaging 6km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 26 to 29°C. Rainfall is heavy, totalling around 1308mm across the season with a monthly average of 436mm. Winds are generally light, averaging 5km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 27 to 29°C. Rainfall is heavy, totalling around 763mm across the season with a monthly average of 254mm. Winds are generally light, averaging 5km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 26 to 28°C. Rainfall is heavy, totalling around 448mm across the season with a monthly average of 149mm. Winds are generally light, averaging 7km/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 Mata-Utu 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.
