Sihanoukville
December
Weather in Sihanoukville for December 2025
Your guide to Sihanoukville weather in December - trends and predictions
In general, the average temperature in Sihanoukville at the beginning of December is 29.3 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 29.1 °C by the end of December.
The climate of Sihanoukville in December is notably wet, with an average of 13 rainy days, and a total of 73.2 mm of precipitation.
Temperatures
Rain 🌧️
18
Dry days
13
Rainy days
0
Snow days
29°/25°
Temperatures
17 km/h
Avg max wind
70 %
Avg humidity
Sihanoukville Weather December
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Temperatures trend during December in Sihanoukville
See the weather trend as well as the moving average line
December weather in Sihanoukville day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Patchy rain possible | 30° /26° | 0.2 mm | 7 | |
| 2 Dec. | Patchy rain possible | 30° /26° | 0.3 mm | 7 | |
| 3 Dec. | Patchy rain possible | 29° /26° | 0.2 mm | 6 | |
| 4 Dec. |  Heavy rain at times | 29° /26° | 2.1 mm | 6 | |
| 5 Dec. | Patchy rain possible | 29° /25° | 8.8 mm | 6 | |
| 6 Dec. |  Moderate or heavy rain shower | 29° /25° | 4.9 mm | 6 | |
| 7 Dec. | Moderate or heavy rain shower | 29° /25° | 4.5 mm | 6 | |
| 8 Dec. |  Cloudy | 31° /26° | 0 mm | 7 | |
| 9 Dec. |  Partly cloudy | 29° /26° | 0 mm | 7 | |
| 10 Dec. |  Overcast | 30° /26° | 0 mm | 7 | |
| 11 Dec. | Patchy rain possible | 29° /26° | 1.2 mm | 6 | |
| 12 Dec. | Moderate or heavy rain shower | 30° /25° | 20.3 mm | 6 | |
| 13 Dec. | Moderate or heavy rain shower | 27° /25° | 19.9 mm | 6 | |
| 14 Dec. | Patchy rain possible | 28° /24° | 3.2 mm | 6 | |
| 15 Dec. | Overcast | 28° /25° | 0 mm | 6 | |
| 16 Dec. | Patchy rain possible | 26° /24° | 0.5 mm | 6 | |
| 17 Dec. | Cloudy | 29° /25° | 0 mm | 6 | |
| 18 Dec. |  Sunny | 30° /25° | 0 mm | 8 | |
| 19 Dec. | Sunny | 29° /25° | 0 mm | 7 | |
| 20 Dec. | Sunny | 29° /25° | 0 mm | 7 | |
| 21 Dec. | Sunny | 29° /24° | 0.2 mm | 7 | |
| 22 Dec. | Cloudy | 28° /24° | 0 mm | 6 | |
| 23 Dec. | Partly cloudy | 28° /23° | 0 mm | 7 | |
| 24 Dec. | Patchy rain possible | 28° /25° | 0.2 mm | 6 | |
| 25 Dec. | Overcast | 30° /25° | 0 mm | 7 | |
| 26 Dec. | Patchy rain possible | 29° /26° | 1 mm | 6 | |
| 27 Dec. | Moderate or heavy rain shower | 29° /26° | 4.8 mm | 6 | |
| 28 Dec. | Patchy rain possible | 29° /26° | 0.9 mm | 6 | |
| 29 Dec. | Partly cloudy | 29° /24° | 0 mm | 7 | |
| 30 Dec. | Sunny | 30° /25° | 0 mm | 8 | |
| 31 Dec. | Sunny | 28° /25° | 0 mm | 7 | |
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Important Notice
Our weather forecast for Sihanoukville 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 Sihanoukville forecast closer to your planned date for the most up-to-date weather information.
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Sihanoukville in December - FAQ
What are the expected maximum and minimum temperatures in Sihanoukville during December?
During December, expect a variety of temperatures with highs around 29° and lows near 25°, suitable for diverse activities and preferences.
How much rainfall should be expected in Sihanoukville during December?
Moderate rainfall is anticipated in Sihanoukville during December, with a total of 73.2 mm spread over approximately 13 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Sihanoukville during December?
The average wind speed in Sihanoukville during December is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Sihanoukville
Explore the daily rainfall trends and prepare for Sihanoukvilles December weather 💧
UV exposure in Sihanoukville during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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