Climate Overview
The climate in Bahau is hot. The average annual temperature is 27°C and approximately 2013mm of precipitation falls per year. Bahau receives a notable amount of rainfall throughout the year, including during its driest month. Bahau sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Bahau sees moderate temperature variation throughout the year, ranging from 23°C to 34°C. The warmest month is March, when average highs reach 34°C and the mean temperature sits around 28°C. December is the coolest month, with minimum temperatures around 23°C and an average of 26°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows.
Precipitation
Bahau is a very wet location, receiving approximately 2013mm of precipitation annually, which averages out to around 168mm per month. The wettest month is November, averaging 301mm of rainfall. October and May also tend to see above-average precipitation. The driest month is February, with just 88mm. That's 213mm less than November, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall.
Wind
Bahau is relatively calm, with an average annual wind speed of 2km/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 3km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 2km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans.
Seasons
92 days until Autumn
It is currently summer in Bahau, which began on June 21, 2026. Bahau sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in March at around 34°C, while the coldest stretch bottoms out in December near 23°C. Autumn is next, beginning on September 23, 2026 — 92 days from now.
Spring
Temperatures range from 24 to 34°C. Rainfall is heavy, totalling around 505mm across the season with a monthly average of 168mm. Winds are generally light, averaging 1km/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 382mm across the season with a monthly average of 127mm. Winds are generally light, averaging 2km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 24 to 32°C. Rainfall is heavy, totalling around 689mm across the season with a monthly average of 230mm. Winds are generally light, averaging 1km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 23 to 32°C. Rainfall is heavy, totalling around 437mm across the season with a monthly average of 146mm. Winds are generally light, averaging 2km/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 Bahau 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.
