Climate Overview
The climate in Ban Mai is hot. The average annual temperature is 27°C and approximately 2314mm of precipitation falls per year. Ban Mai receives a notable amount of rainfall throughout the year, including during its driest month. Ban Mai sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Ban Mai has relatively stable temperatures year-round, staying within a 10°C range. The warmest month is April, when average highs reach 33°C and the mean temperature sits around 28°C. February is the coolest month, with minimum temperatures around 23°C and an average of 27°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows.
Precipitation
Ban Mai is a very wet location, receiving approximately 2314mm of precipitation annually, which averages out to around 193mm per month. The wettest month is November, averaging 401mm of rainfall. October and December also tend to see above-average precipitation. The driest month is February, with just 66mm. That's 336mm less than November, 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
Ban Mai is relatively calm, with an average annual wind speed of 12km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 17km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 8km/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, 11km/h in spring, 11km/h in summer, 10km/h in autumn.
Seasons
89 days until Summer
It is currently spring in Ban Mai, which began on March 20, 2026. Ban Mai 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 33°C, while the coldest stretch bottoms out in February near 23°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from 23 to 33°C. Rainfall is heavy, totalling around 433mm across the season with a monthly average of 144mm. Winds are generally light, averaging 11km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 24 to 32°C. Rainfall is heavy, totalling around 503mm across the season with a monthly average of 168mm. Winds are generally light, averaging 11km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 24 to 31°C. Rainfall is heavy, totalling around 927mm across the season with a monthly average of 309mm. Winds are generally light, averaging 10km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 23 to 31°C. Rainfall is heavy, totalling around 451mm across the season with a monthly average of 150mm. Winds are moderate at around 16km/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 Ban Mai 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.
