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Weather in Sarawak for September 2025

Your guide to Sarawak weather in September - trends and predictions

    Temperatures

  • In general, the average temperature in Sarawak at the beginning of September is 30.3 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 28.7 °C by the end of September.

    • Rain 🌧️

  • Sarawak experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 247 mm.

Average dry days
9
Dry days
Average rainy days
21
Rainy days
Average snowy days
0
Snow days
Average temperatures
30°/24°
Temperatures
Average wind speed
12 km/h
Avg max wind
Average humidity
81 %
Avg humidity

Sarawak Weather September

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

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. Heavy rain at times
Heavy rain at times
 29° /23° 8.3 mm 6
2 Sept. Heavy rain at times
Heavy rain at times
 31° /24° 1.4 mm 7
3 Sept. Moderate rain at times
Moderate rain at times
 30° /25° 1.7 mm 7
4 Sept. Patchy rain possible
Patchy rain possible
 29° /24° 9.8 mm 6
5 Sept. Overcast
Overcast
 31° /24° 0.1 mm 7
6 Sept. Overcast
Overcast
 31° /24° 0 mm 7
7 Sept. Moderate rain at times
Moderate rain at times
 31° /24° 9.8 mm 7
8 Sept. Moderate rain at times
Moderate rain at times
 29° /24° 3.6 mm 6
9 Sept. Heavy rain at times
Heavy rain at times
 29° /24° 6.8 mm 6
10 Sept. Overcast
Overcast
 30° /25° 0 mm 6
11 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 28° /24° 34.7 mm 6
12 Sept. Overcast
Overcast
 29° /23° 0 mm 6
13 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /25° 3.3 mm 7
14 Sept. Patchy rain possible
Patchy rain possible
 31° /24° 0.1 mm 7
15 Sept. Cloudy
Cloudy
 31° /25° 0 mm 7
16 Sept. Overcast
Overcast
 31° /24° 0 mm 7
17 Sept. Patchy rain possible
Patchy rain possible
 30° /24° 1.6 mm 7
18 Sept. Heavy rain at times
Heavy rain at times
 30° /25° 5.3 mm 7
19 Sept. Partly cloudy
Partly cloudy
 32° /24° 0 mm 8
20 Sept. Cloudy
Cloudy
 32° /24° 4.4 mm 7
21 Sept. Moderate rain at times
Moderate rain at times
 29° /23° 10.7 mm 6
22 Sept. Moderate rain at times
Moderate rain at times
 28° /24° 8.3 mm 6
23 Sept. Patchy rain possible
Patchy rain possible
 28° /23° 19.9 mm 6
24 Sept. Cloudy
Cloudy
 30° /24° 1.2 mm 7
25 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 26° /24° 60.5 mm 6
26 Sept. Moderate rain at times
Moderate rain at times
 29° /24° 4.6 mm 6
27 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 28° /23° 34 mm 6
28 Sept. Patchy rain possible
Patchy rain possible
 30° /24° 0.1 mm 7
29 Sept. Moderate or heavy rain shower
Moderate or heavy rain shower
 29° /24° 11.4 mm 6
30 Sept. Patchy rain possible
Patchy rain possible
 29° /24° 5.4 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 30° and lows near 24°, suitable for diverse activities and preferences.
How much rainfall should be expected in Sarawak during September?
Significant rainfall exceeding 247 mm is expected in Sarawak during September, occurring over more than 21 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 12 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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Get accurate weather forecasts for Sarawak, located at latitude 3.167 and longitude 113.033. Stay updated with localized weather information tailored for Sarawak.

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