Climate Insights for Bako

The climate in Bako is hot. The average annual temperature is 25°C and approximately 1557mm of precipitation falls per year. Bako receives a notable amount of rainfall throughout the year, including during its driest month. Bako sits near the equator, so seasonal temperature differences are minimal throughout the year.

Bako sees moderate temperature variation throughout the year, ranging from 19°C to 33°C. The warmest month is February, when average highs reach 33°C and the mean temperature sits around 27°C. December is the coolest month, with minimum temperatures around 19°C and an average of 24°C. On average, daily temperatures fluctuate by about 10°C between overnight lows and afternoon highs.

Bako is a fairly wet location, receiving approximately 1557mm of precipitation annually, which averages out to around 130mm per month. The wettest month is April, averaging 287mm of rainfall. October and May also tend to see above-average precipitation. The driest month is January, with just 35mm. That's 252mm less than April, 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.

Bako 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 August, averaging 1km/h, though still comfortable for most outdoor activities. The calmest conditions occur in November, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 0km/h between the calmest and windiest months.

It is currently spring in Bako, which began on March 20, 2026. Bako sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in February at around 33°C, while the coldest stretch bottoms out in December near 19°C. Summer is next, beginning on June 21, 2026 — 3 days from now.

The best time to visit Bako is during August and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 25°C with modest rainfall averaging 65mm per month. By contrast, February can be uncomfortably hot with temperatures reaching 33°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Bako 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.