Climate Overview
The climate in Kotabumi is hot. The average annual temperature is 26°C and approximately 2973mm of precipitation falls per year. Kotabumi receives a notable amount of rainfall throughout the year, including during its driest month. Kotabumi sits near the equator, so seasonal temperature differences are minimal throughout the year.
Temperature
Kotabumi has relatively stable temperatures year-round, staying within a 10°C range. The warmest month is September, when average highs reach 32°C and the mean temperature sits around 27°C. July is the coolest month, with minimum temperatures around 22°C and an average of 26°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows.
Precipitation
Kotabumi is a very wet location, receiving approximately 2973mm of precipitation annually, which averages out to around 248mm per month. The wettest month is February, averaging 416mm of rainfall. March and November also tend to see above-average precipitation. The driest month is August, with just 75mm. That's 341mm less than February, 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
Kotabumi is relatively calm, with an average annual wind speed of 1km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is September, averaging 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.
Seasons
92 days until Spring
It is currently winter in Kotabumi, which began on June 21, 2026. Kotabumi sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in September at around 32°C, while the coldest stretch bottoms out in July near 22°C. Spring is next, beginning on September 23, 2026 — 92 days from now.
Spring
Temperatures range from 23 to 32°C. Rainfall is heavy, totalling around 686mm across the season with a monthly average of 229mm. Winds are generally light, averaging 2km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 23 to 30°C. Rainfall is heavy, totalling around 1042mm across the season with a monthly average of 347mm. Winds are generally light, averaging 1km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.
Autumn
Temperatures range from 23 to 31°C. Rainfall is heavy, totalling around 951mm across the season with a monthly average of 317mm. Winds are generally light, averaging 1km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 22 to 31°C. Precipitation is moderate at around 294mm for the season, averaging 98mm per month. 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 Kotabumi 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.
