Climate Insights for Long Seridan Airport

Marudi, Sarawak, Malaysia

Hottest
May
29°C peak
Coldest
July
19°C low
Wettest
November
299mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Long Seridan Airport is warm and mild. The average annual temperature is 23°C and approximately 2920mm of precipitation falls per year. Long Seridan Airport receives a notable amount of rainfall throughout the year, including during its driest month. Long Seridan Airport sits near the equator, so seasonal temperature differences are minimal throughout the year.

Temperature

10° 15° 20° 25° 30° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: 28° Average: 23° Min: 19° Feb Max: 28° Average: 23° Min: 19° Mar Max: 28° Average: 23° Min: 19° Apr Max: 29° Average: 23° Min: 19° May Max: 29° Average: 23° Min: 20° Jun Max: 28° Average: 23° Min: 19° Jul Max: 28° Average: 23° Min: 19° Aug Max: 28° Average: 23° Min: 19° Sep Max: 28° Average: 23° Min: 19° Oct Max: 28° Average: 23° Min: 19° Nov Max: 28° Average: 23° Min: 19° Dec Max: 28° Average: 23° Min: 19°
Max
Average
Min

Long Seridan Airport has relatively stable temperatures year-round, staying within a 10°C range. The warmest month is May, when average highs reach 29°C and the mean temperature sits around 23°C. July is the coolest month, with minimum temperatures around 19°C and an average of 23°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs.

Precipitation

0mm 50mm 100mm 150mm 200mm 250mm 300mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 295mm Feb Precipitation: 226mm Mar Precipitation: 275mm Apr Precipitation: 247mm May Precipitation: 252mm Jun Precipitation: 223mm Jul Precipitation: 168mm Aug Precipitation: 190mm Sep Precipitation: 215mm Oct Precipitation: 263mm Nov Precipitation: 299mm Dec Precipitation: 267mm
Precipitation

Long Seridan Airport is a very wet location, receiving approximately 2920mm of precipitation annually, which averages out to around 243mm per month. The wettest month is November, averaging 299mm of rainfall. January and March also tend to see above-average precipitation. The driest month is July, with just 168mm. That's 131mm 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: 6km/h Mar Wind Speed: 6km/h Apr Wind Speed: 7km/h May Wind Speed: 6km/h Jun Wind Speed: 6km/h Jul Wind Speed: 7km/h Aug Wind Speed: 7km/h Sep Wind Speed: 7km/h Oct Wind Speed: 7km/h Nov Wind Speed: 7km/h Dec Wind Speed: 7km/h
Wind Speed

Long Seridan Airport is relatively calm, with an average annual wind speed of 7km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is October, averaging 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in January, 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 Long Seridan Airport, which began on March 20, 2026. Long Seridan Airport 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 29°C, while the coldest stretch bottoms out in July near 19°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from 19 to 29°C. Rainfall is heavy, totalling around 774mm across the season with a monthly average of 258mm. Winds are generally light, averaging 6km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.

Summer

Temperatures range from 19 to 28°C. Rainfall is heavy, totalling around 581mm across the season with a monthly average of 194mm. Winds are generally light, averaging 7km/h. Light, breathable clothing is ideal — perfect conditions for outdoor activities.

Autumn

Temperatures range from 19 to 28°C. Rainfall is heavy, totalling around 777mm across the season with a monthly average of 259mm. Winds are generally light, averaging 7km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from 19 to 28°C. Rainfall is heavy, totalling around 788mm across the season with a monthly average of 263mm. 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 Long Seridan Airport 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
19 °C
28 °C
6 km/h
295 mm
0 cm
Feb
19 °C
28 °C
6 km/h
226 mm
0 cm
Mar Current
19 °C
28 °C
6 km/h
275 mm
0 cm
Apr
19 °C
29 °C
7 km/h
247 mm
0 cm
May
20 °C
29 °C
6 km/h
252 mm
0 cm
Jun
19 °C
28 °C
6 km/h
223 mm
0 cm
Jul
19 °C
28 °C
7 km/h
168 mm
0 cm
Aug
19 °C
28 °C
7 km/h
190 mm
0 cm
Sep
19 °C
28 °C
7 km/h
215 mm
0 cm
Oct
19 °C
28 °C
7 km/h
263 mm
0 cm
Nov
19 °C
28 °C
7 km/h
299 mm
0 cm
Dec
19 °C
28 °C
7 km/h
267 mm
0 cm
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Metric (°C, km/h)