Climate Overview
The climate in Mandeville is warm and mild. The average annual temperature is 21°C and approximately 1617mm of precipitation falls per year. Mandeville receives a notable amount of rainfall throughout the year, including during its driest month. Mandeville is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are January, December, February, when temperatures can drop to 10°C.
Temperature
Mandeville sees moderate temperature variation throughout the year, ranging from 10°C to 30°C. The warmest month is August, when average highs reach 30°C and the mean temperature sits around 28°C. January is the coolest month, with minimum temperatures around 10°C and an average of 12°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows. The sharpest temperature change occurs between October and November, with a 5°C shift in average temperatures.
Precipitation
Mandeville is a fairly wet location, receiving approximately 1617mm of precipitation annually, which averages out to around 135mm per month. The wettest month is August, averaging 239mm of rainfall. June and July also tend to see above-average precipitation. The driest month is November, with just 92mm. That's 147mm less than August, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.
Wind
Mandeville is mildly breezy, with an average annual wind speed of 14km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is January, averaging 17km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, 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 6km/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, 16km/h in spring, 12km/h in summer, 13km/h in autumn.
Seasons
7 days until Autumn
It is currently summer in Mandeville, which began on June 21, 2026. Mandeville 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 30°C, while the coldest stretch bottoms out in January near 10°C. Autumn is next, beginning on September 23, 2026 (7 days from now).
Spring
Temperatures range from 16 to 27°C. Rainfall is heavy, totalling around 368mm across the season with a monthly average of 123mm. Winds are moderate at around 16km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 26 to 30°C. Rainfall is heavy, totalling around 552mm across the season with a monthly average of 184mm. Winds are generally light, averaging 12km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.
Autumn
Temperatures range from 15 to 29°C. Rainfall is heavy, totalling around 320mm across the season with a monthly average of 107mm. Winds are generally light, averaging 13km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 10 to 17°C. Rainfall is heavy, totalling around 377mm across the season with a monthly average of 126mm. Winds are moderate at around 16km/h. A light jacket or sweater is usually sufficient, though cooler evenings may call for an extra layer.
Best Time to Visit
The best time to visit Mandeville is during November, when the weather is most comfortable for travellers. During these months, average temperatures hover around 18°C with modest rainfall averaging 92mm per month. By contrast, August can be uncomfortably hot with highs reaching 30°C, while January is the coldest period with lows dropping to 10°C. Despite being the best months overall, some rain is still likely. Pack a waterproof layer and plan a mix of indoor and outdoor activities.
Monthly Climate Data
The table below shows monthly climate averages for Mandeville 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.