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Weather in Sibu for December 2025

Your guide to Sibu weather in December - trends and predictions

    Temperatures

  • Until now, December 2025 in Sibu has been nearly identical to the historical average, with a temperature of 29.4 °C (showing only a slight deviation of -0.2 °C).

  • The forecast for the next days in Sibu predicts temperatures to be around 29 °C, close to the historical average.

  • In general, the average temperature in Sibu at the beginning of December is 30.4 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 28.6 °C by the end of December.

    • Rain 🌧️

  • Sibu experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 388.3 mm.

Average dry days
2
Dry days
Average rainy days
29
Rainy days
Average snowy days
0
Snow days
Average temperatures
29°/23°
Temperatures
Average wind speed
6 km/h
Avg max wind
Average humidity
91 %
Avg humidity

Sibu Weather December

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

Temperatures trend during December in Sibu

See the weather trend as well as the moving average line

December weather in Sibu day by day

Click on a date for more information
November January
Date Weather Temperatures Rain UV More
1 Dec. Overcast
Overcast
 33° /22° 4.9 mm 7
2 Dec. Patchy rain possible
Patchy rain possible
 31° /22° 6.4 mm 7
3 Dec. Heavy rain at times
Heavy rain at times
 31° /22° 12.4 mm 7
4 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 29° /22° 6.5 mm 7
5 Dec. Heavy rain at times
Heavy rain at times
 31° /22° 5.9 mm 7
6 Dec. Patchy rain possible
Patchy rain possible
 28° /22° 2.1 mm 6
7 Dec. Moderate rain at times
Moderate rain at times
 30° /22° 9 mm 7
8 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 28° /22° 12.2 mm 6
9 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 29° /22° 15 mm 7
10 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /22° 3.6 mm 7
11 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /22° 13.5 mm 7
12 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 27° /22° 18.1 mm 6
13 Dec. Patchy rain possible
Patchy rain possible
 29° /22° 13.2 mm 7
14 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 28° /22° 11.8 mm 6
15 Dec. Patchy rain possible
Patchy rain possible
 30° /22° 6.6 mm 7
16 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 30° /23° 19.6 mm 7
17 Dec. Moderate or heavy rain shower
Moderate or heavy rain shower
 28° /23° 26.4 mm 6
18 Dec. Moderate rain
Moderate rain
 25° /23° 13.1 mm 1.8
19 Dec. Moderate rain
Moderate rain
 31° /23° 10.1 mm 2.6
20 Dec. Moderate rain
Moderate rain
 30° /23° 14 mm 2.4
21 Dec. Moderate rain
Moderate rain
 31° /23° 10.9 mm 2.5
22 Dec. Patchy rain possible
Patchy rain possible
 29° /23° 2.9 mm 6
23 Dec. Moderate rain
Moderate rain
 29° /23° 8.7 mm 5
24 Dec. Patchy rain possible
Patchy rain possible
 29° /23° 4.7 mm 6
25 Dec. Patchy rain possible
Patchy rain possible
 26° /23° 4.5 mm 5
26 Dec. Patchy rain possible
Patchy rain possible
 28° /23° 2.5 mm 5
27 Dec. Patchy rain possible
Patchy rain possible
 29° /23° 4 mm 5
28 Dec. Patchy rain possible
Patchy rain possible
 29° /23° 4.9 mm 6
29 Dec. Patchy rain possible
Patchy rain possible
 28° /23° 3.5 mm 6
30 Dec. Patchy rain possible
Patchy rain possible
 27° /23° 0.2 mm 5
31 Dec. Patchy rain possible
Patchy rain possible
 33° /23° 3 mm 6
Next
Important Notice
Our weather forecast for Sibu in December 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 Sibu forecast closer to your planned date for the most up-to-date weather information.
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Sibu in December - FAQ

What are the expected maximum and minimum temperatures in Sibu during December?
During December, expect a variety of temperatures with highs around 29° and lows near 23°, suitable for diverse activities and preferences.
How much rainfall should be expected in Sibu during December?
Significant rainfall exceeding 388.3 mm is expected in Sibu during December, occurring over more than 29 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Sibu during December?
The average wind speed in Sibu during December is 6 km/h, suggesting breezy to windy conditions, depending on your activities.

December rainfall patterns in Sibu

Explore the daily rainfall trends and prepare for Sibus December weather 💧
Typically, Sibu has 29 rainy days in December with a total of 388.3 mm of rainfall.

UV exposure in Sibu during December

Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️

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Get accurate weather forecasts for Sibu, located at latitude 2.3 and longitude 111.817. Stay updated with localized weather information tailored for Sibu.

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