Climate Insights for Belaga

Belaga, Sarawak, Malaysia

Hottest
May
31°C peak
Coldest
September
22°C low
Wettest
November
372mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Belaga is hot. The average annual temperature is 26°C and approximately 3458mm of precipitation falls per year. Belaga receives a notable amount of rainfall throughout the year, including during its driest month. Belaga sits near the equator, so seasonal temperature differences are minimal throughout the year.

Temperature

10° 20° 30° 40° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 30° Average: 26° Min: 23° Feb Max: 30° Average: 26° Min: 23° Mar Max: 31° Average: 26° Min: 23° Apr Max: 31° Average: 26° Min: 23° May Max: 31° Average: 26° Min: 23° Jun Max: 31° Average: 26° Min: 23° Jul Max: 31° Average: 26° Min: 23° Aug Max: 31° Average: 26° Min: 23° Sep Max: 31° Average: 26° Min: 22° Oct Max: 31° Average: 26° Min: 23° Nov Max: 31° Average: 26° Min: 23° Dec Max: 30° Average: 26° Min: 23°
Max
Average
Min

Belaga has relatively stable temperatures year-round, staying within a 9°C range. The warmest month is May, when average highs reach 31°C and the mean temperature sits around 26°C. September 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

0mm 50mm 100mm 150mm 200mm 250mm 300mm 350mm 400mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 352mm Feb Precipitation: 286mm Mar Precipitation: 289mm Apr Precipitation: 268mm May Precipitation: 271mm Jun Precipitation: 238mm Jul Precipitation: 208mm Aug Precipitation: 251mm Sep Precipitation: 269mm Oct Precipitation: 313mm Nov Precipitation: 372mm Dec Precipitation: 341mm
Precipitation

Belaga is a very wet location, receiving approximately 3458mm of precipitation annually, which averages out to around 288mm per month. The wettest month is November, averaging 372mm of rainfall. January and December also tend to see above-average precipitation. The driest month is July, with just 208mm. That's 164mm less than November, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around.

Wind

0km/h 5km/h 10km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 6km/h Feb Wind Speed: 7km/h Mar Wind Speed: 7km/h Apr Wind Speed: 6km/h May Wind Speed: 6km/h Jun Wind Speed: 6km/h Jul Wind Speed: 6km/h Aug Wind Speed: 6km/h Sep Wind Speed: 6km/h Oct Wind Speed: 7km/h Nov Wind Speed: 6km/h Dec Wind Speed: 6km/h
Wind Speed

Belaga is relatively calm, with an average annual wind speed of 6km/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 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

89 days until Summer

It is currently spring in Belaga, which began on March 20, 2026. Belaga sits near the equator, so the traditional four-season cycle is less pronounced — temperatures remain relatively stable year-round. The warmest period peaks in May at around 31°C, while the coldest stretch bottoms out in September near 22°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 23 to 31°C. Rainfall is heavy, totalling around 829mm across the season with a monthly average of 276mm. Winds are generally light, averaging 6km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 23 to 31°C. Rainfall is heavy, totalling around 696mm across the season with a monthly average of 232mm. Winds are generally light, averaging 6km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 22 to 31°C. Rainfall is heavy, totalling around 953mm across the season with a monthly average of 318mm. Winds are generally light, averaging 6km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 23 to 30°C. Rainfall is heavy, totalling around 980mm across the season with a monthly average of 327mm. Winds are generally light, averaging 6km/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 Belaga 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.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
23 °C
30 °C
6 km/h
352 mm
0 cm
Feb
23 °C
30 °C
7 km/h
286 mm
0 cm
Mar Current
23 °C
31 °C
7 km/h
289 mm
0 cm
Apr
23 °C
31 °C
6 km/h
268 mm
0 cm
May
23 °C
31 °C
6 km/h
271 mm
0 cm
Jun
23 °C
31 °C
6 km/h
238 mm
0 cm
Jul
23 °C
31 °C
6 km/h
208 mm
0 cm
Aug
23 °C
31 °C
6 km/h
251 mm
0 cm
Sep
22 °C
31 °C
6 km/h
269 mm
0 cm
Oct
23 °C
31 °C
7 km/h
313 mm
0 cm
Nov
23 °C
31 °C
6 km/h
372 mm
0 cm
Dec
23 °C
30 °C
6 km/h
341 mm
0 cm
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Metric (°C, km/h)