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Weather in Sarawak for September 2025

Your guide to Sarawak weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Sarawak is cooler than usual, with temperatures averaging 27.3 °C, this is -2.4 °C below the typical seasonal average.

  • The forecast for the next days in Sarawak predicts temperatures to be around 30 °C, close to the historical average.

  • In general, the average temperature in Sarawak at the beginning of September is 30.4 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 31 °C by the end of September.

    • Rain 🌧️

  • Sarawak in September brings notable rainfall, with an average of 20 rainy days and a total precipitation of 252.8 mm.

Average dry days
10
Dry days
Average rainy days
20
Rainy days
Average snowy days
0
Snow days
Average temperatures
31°/23°
Temperatures
Average wind speed
6 km/h
Avg max wind
Average humidity
84 %
Avg humidity

Sarawak Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Overcast
32°
2
Patchy rain possible
31°
3
Moderate or heavy rain shower
32°
4
Heavy rain at times
30°
5
Overcast
28°
6
Overcast
29°
7
Patchy rain possible
31°
8
Moderate or heavy rain shower
28°
9
Moderate or heavy rain shower
27°
10
Moderate or heavy rain shower
27°
11
Moderate or heavy rain shower
28°
12
Moderate or heavy rain shower
29°
13
Overcast
30°
14
Sunny
29°
15
Partly cloudy
31°
16
Patchy rain possible
32°
17
Overcast
28°
18
Partly cloudy
28°
19
Patchy rain possible
32°
20
Moderate rain
28°
21
Patchy rain possible
27°
22
Patchy rain possible
30°
23
Patchy rain possible
32°
24
Patchy rain possible
31°
25
Partly cloudy
32°
26
Patchy rain possible
33°
27
Patchy rain possible
30°
28
Patchy rain possible
30°
29
Patchy rain possible
30°
30
Patchy rain possible
31°

What’s the Weather Like in Sarawak This September?

Discover the average temperatures and weather trends across Sarawak’s cities this September.
Patchy rain possibleKuching31 °C / 23 °CPatchy rain possibleBintulu30 °C / 24 °CPatchy rain possibleMiri29 °C / 24 °CMore Locations

Temperatures trend during September in Sarawak

See the weather trend as well as the moving average line

September weather in Sarawak day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Overcast
Overcast
 32° /22° 22.8 mm 7
2 Sept. Patchy rain possible
Patchy rain possible
 31° /22° 3.4 mm 7
3 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 32° /22° 8.3 mm 7
4 Sept. Heavy rain at times
Heavy rain at times
 30° /23° 9.8 mm 7
5 Sept. Overcast
Overcast
 28° /22° 0.3 mm 7
6 Sept. Overcast
Overcast
 29° /22° 0.9 mm 7
7 Sept. Patchy rain possible
Patchy rain possible
 31° /23° 3.8 mm 7
8 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 28° /22° 14 mm 7
9 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 27° /22° 19.9 mm 6
10 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 27° /22° 13.2 mm 6
11 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 28° /21° 11.4 mm 6
12 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 29° /22° 8.9 mm 7
13 Sept. Overcast
Overcast
 30° /22° 1.1 mm 7
14 Sept. Sunny
Sunny
 29° /21° 17.8 mm 7
15 Sept. Partly cloudy
Partly cloudy
 31° /21° 2.3 mm 7
16 Sept. Patchy rain possible
Patchy rain possible
 32° /22° 7.7 mm 7
17 Sept. Overcast
Overcast
 28° /22° 4.6 mm 7
18 Sept. Partly cloudy
Partly cloudy
 28° /23° 0.1 mm 1.4
19 Sept. Patchy rain possible
Patchy rain possible
 32° /24° 0.9 mm 3
20 Sept. Moderate rain
Moderate rain
 28° /24° 8.7 mm 3.2
21 Sept. Patchy rain possible
Patchy rain possible
 27° /24° 0.5 mm 1.3
22 Sept. Patchy rain possible
Patchy rain possible
 30° /24° 1.6 mm 3.4
23 Sept. Patchy rain possible
Patchy rain possible
 32° /23° 3.9 mm 5
24 Sept. Patchy rain possible
Patchy rain possible
 31° /24° 0.8 mm 6
25 Sept. Partly cloudy
Partly cloudy
 32° /23° 0.1 mm 7
26 Sept. Patchy rain possible
Patchy rain possible
 33° /24° 1.9 mm 6
27 Sept. Patchy rain possible
Patchy rain possible
 30° /24° 3.5 mm 6
28 Sept. Patchy rain possible
Patchy rain possible
 30° /24° 1.5 mm 6
29 Sept. Patchy rain possible
Patchy rain possible
 30° /23° 0.4 mm 6
30 Sept. Patchy rain possible
Patchy rain possible
 31° /24° 0.5 mm 6
Next
Important Notice
Our weather forecast for Sarawak in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Sarawak forecast closer to your planned date for the most up-to-date weather information.
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Sarawak in September - FAQ

What are the expected maximum and minimum temperatures in Sarawak during September?
During September, expect a variety of temperatures with highs around 31° and lows near 23°, suitable for diverse activities and preferences.
How much rainfall should be expected in Sarawak during September?
Significant rainfall exceeding 252.8 mm is expected in Sarawak during September, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Sarawak during September?
The average wind speed in Sarawak during September is 6 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Sarawak

Explore the daily rainfall trends and prepare for Sarawaks September weather 💧

UV exposure in Sarawak during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Provinces in Sarawak
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Bahagian BintuluBahagian KuchingBahagian Miri
Top locations in Sarawak
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BintuluKuchingMiri
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Quick links

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Location coordinates Where is Sarawak?

Get accurate weather forecasts for Sarawak, located at latitude 1.55 and longitude 110.333. Stay updated with localized weather information tailored for Sarawak.

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