Climate Overview
The climate in Wenzhou is warm and mild. The average annual temperature is 19°C and approximately 1712mm of precipitation falls per year. Wenzhou receives a notable amount of rainfall throughout the year, including during its driest month. Wenzhou is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are January, February, December, when temperatures can drop to 7°C.
Temperature
Temperatures in Wenzhou vary considerably across the year, with a 24°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 31°C and the mean temperature sits around 28°C. January is the coolest month, with minimum temperatures around 7°C and an average of 10°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows. The sharpest temperature change occurs between November and December, with a 6°C shift in average temperatures.
Precipitation
Wenzhou is a fairly wet location, receiving approximately 1712mm of precipitation annually, which averages out to around 143mm per month. The wettest month is June, averaging 284mm of rainfall. July and August also tend to see above-average precipitation. The driest month is December, with just 62mm. That's 222mm less than June, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.
Wind
Wenzhou 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 July, averaging 17km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 13km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 4km/h between the calmest and windiest months.
Seasons
88 days until Summer
It is currently spring in Wenzhou, which began on March 20, 2026. Wenzhou is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 31°C, while the coldest stretch bottoms out in January near 7°C. Summer is next, beginning on June 21, 2026 — 88 days from now.
Spring
Temperatures range from 11 to 24°C. Rainfall is heavy, totalling around 416mm across the season with a monthly average of 139mm. Winds are generally light, averaging 13km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 24 to 31°C. Rainfall is heavy, totalling around 685mm across the season with a monthly average of 228mm. Winds are moderate at around 15km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 15 to 29°C. Rainfall is heavy, totalling around 393mm across the season with a monthly average of 131mm. Winds are moderate at around 15km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 7 to 14°C. Precipitation is moderate at around 217mm for the season, averaging 72mm per month. Winds are generally light, averaging 14km/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 Wenzhou 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.
