Climate Overview
The climate in Cà Mau is hot. The average annual temperature is 28°C and approximately 2500mm of precipitation falls per year. October is the wettest month, receiving around 425mm of rainfall. Cà Mau sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Cà Mau has relatively stable temperatures year-round, staying within a 9°C range. The warmest month is April, when average highs reach 33°C and the mean temperature sits around 29°C. February is the coolest month, with minimum temperatures around 24°C and an average of 27°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows.
Precipitation
Cà Mau is a very wet location, receiving approximately 2500mm of precipitation annually, which averages out to around 208mm per month. The wettest month is October, averaging 425mm of rainfall. September and June also tend to see above-average precipitation. The driest month is February, with just 21mm. That's 405mm less than October, 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
Cà Mau is relatively calm, with an average annual wind speed of 3km/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 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 2km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.
Seasons
92 days until Autumn
It is currently summer in Cà Mau, which began on June 21, 2026. Cà Mau 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 24°C. Autumn is next, beginning on September 23, 2026 — 92 days from now.
Spring
Temperatures range from 25 to 33°C. Rainfall is heavy, totalling around 365mm across the season with a monthly average of 122mm. Winds are generally light, averaging 3km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 26 to 31°C. Rainfall is heavy, totalling around 884mm across the season with a monthly average of 295mm. Winds are generally light, averaging 3km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 25 to 31°C. Rainfall is heavy, totalling around 1015mm across the season with a monthly average of 338mm. Winds are generally light, averaging 3km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 24 to 31°C. Precipitation is moderate at around 237mm for the season, averaging 79mm per month. Winds are generally light, averaging 4km/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 Cà Mau 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.
