Climate Overview
The climate in Beau Vallon is hot. The average annual temperature is 27°C and approximately 1909mm of precipitation falls per year. Beau Vallon receives a notable amount of rainfall throughout the year, including during its driest month. Beau Vallon sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Beau Vallon has relatively stable temperatures year-round, staying within a 4°C range. The warmest month is April, when average highs reach 29°C and the mean temperature sits around 28°C. August is the coolest month, with minimum temperatures around 25°C and an average of 25°C. Daily temperature variation is modest, with an average difference of 1°C between highs and lows.
Precipitation
Beau Vallon is a fairly wet location, receiving approximately 1909mm of precipitation annually, which averages out to around 159mm per month. The wettest month is December, averaging 307mm of rainfall. January and May also tend to see above-average precipitation. The driest month is August, with just 61mm. That's 245mm less than December, 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.
Wind
Beau Vallon is mildly breezy, with an average annual wind speed of 19km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is August, averaging 27km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in April, with average winds dropping to 11km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 16km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 26km/h in winter, 19km/h in spring, 17km/h in summer, 14km/h in autumn.
Seasons
87 days until Summer
It is currently spring in Beau Vallon, which began on September 23, 2026. Beau Vallon sits near the equator, so the traditional four-season cycle is less pronounced. Temperatures remain relatively stable year-round. The warmest period peaks in April at around 29°C, while the coldest stretch bottoms out in August near 25°C. Summer is next, beginning on December 21, 2026 (87 days from now).
Spring
Temperatures range from 25 to 27°C. Rainfall is heavy, totalling around 458mm across the season with a monthly average of 153mm. Winds are moderate at around 19km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 26 to 28°C. Rainfall is heavy, totalling around 732mm across the season with a monthly average of 244mm. Winds are moderate at around 17km/h. Light, breathable clothing is ideal. Perfect conditions for outdoor activities.
Autumn
Temperatures range from 27 to 29°C. Rainfall is heavy, totalling around 473mm across the season with a monthly average of 158mm. Winds are generally light, averaging 14km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 25 to 27°C. Precipitation is moderate at around 245mm for the season, averaging 82mm per month. Winds are strong, averaging 26km/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 Beau Vallon 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.
