Colombo District (Colombo)
December
Weather in Colombo District for December 2025
Your guide to Colombo District weather in December - trends and predictions
Until now, December 2025 in Colombo District has been nearly identical to the historical average, with a temperature of 28.8 °C (showing only a slight deviation of -0.1 °C).
The forecast for the next days in Colombo District predicts temperatures to be around 29 °C, close to the historical average.
In general, the average temperature in Colombo District at the beginning of December is 28.9 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 28.7 °C by the end of December.
Colombo District experiences heavy rainfall in December, with over 20 rainy days and an average total precipitation 199.2 mm.
Temperatures
Rain 🌧️
3
Dry days
28
Rainy days
0
Snow days
29°/23°
Temperatures
16 km/h
Avg max wind
82 %
Avg humidity
Colombo District Weather December
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Temperatures trend during December in Colombo District
See the weather trend as well as the moving average line
December weather in Colombo District day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Dec. |  Moderate or heavy rain shower | 29° /24° | 5.7 mm | 6 | |
| 2 Dec. | Moderate or heavy rain shower | 27° /23° | 14.8 mm | 6 | |
| 3 Dec. |  Patchy rain possible | 28° /24° | 7.3 mm | 6 | |
| 4 Dec. | Patchy rain possible | 29° /23° | 16.3 mm | 6 | |
| 5 Dec. | Light rain shower | 29° /23° | 5 mm | 6 | |
| 6 Dec. | Light rain shower | 30° /23° | 7.6 mm | 6 | |
| 7 Dec. | Patchy rain possible | 30° /23° | 2.2 mm | 6 | |
| 8 Dec. | Light rain shower | 30° /23° | 6.5 mm | 6 | |
| 9 Dec. | Light rain shower | 29° /23° | 3.7 mm | 7 | |
| 10 Dec. | Light rain shower | 29° /23° | 5.4 mm | 6 | |
| 11 Dec. | Light rain shower | 28° /23° | 6.2 mm | 6 | |
| 12 Dec. | Light rain shower | 29° /23° | 12.8 mm | 6 | |
| 13 Dec. | Light rain shower | 29° /23° | 5 mm | 6 | |
| 14 Dec. | Moderate or heavy rain shower | 30° /23° | 10.7 mm | 6 | |
| 15 Dec. | Light rain shower | 28° /23° | 0.6 mm | 7 | |
| 16 Dec. | Light rain shower | 28° /23° | 6.4 mm | 6 | |
| 17 Dec. | Patchy rain possible | 29° /25° | 2.9 mm | 2.1 | |
| 18 Dec. | Patchy rain possible | 30° /24° | 1.1 mm | 2.1 | |
| 19 Dec. | Patchy rain possible | 29° /24° | 1.6 mm | 2.1 | |
| 20 Dec. | Patchy rain possible | 29° /23° | 0.8 mm | 2.1 | |
| 21 Dec. |  Sunny | 29° /22° | 0 mm | 2.9 | |
| 22 Dec. | Sunny | 27° /23° | 0 mm | 6 | |
| 23 Dec. | Sunny | 28° /23° | 0 mm | 7 | |
| 24 Dec. | Patchy rain possible | 29° /24° | 1.4 mm | 6 | |
| 25 Dec. | Patchy rain possible | 29° /23° | 0.2 mm | 6 | |
| 26 Dec. | Sunny | 29° /23° | 0 mm | 7 | |
| 27 Dec. | Sunny | 28° /22° | 0 mm | 6 | |
| 28 Dec. | Sunny | 29° /22° | 0 mm | 7 | |
| 29 Dec. |  Partly cloudy | 28° /23° | 0 mm | 7 | |
| 30 Dec. | Partly cloudy | 28° /24° | 0 mm | 7 | |
| 31 Dec. | Light rain shower | 30° /22° | 3.1 mm | 7 | |
| Next | |||||
Important Notice
Our weather forecast for Colombo District 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 Colombo District forecast closer to your planned date for the most up-to-date weather information.
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Colombo District in December - FAQ
What are the expected maximum and minimum temperatures in Colombo District 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 Colombo District during December?
Significant rainfall exceeding 199.2 mm is expected in Colombo District during December, occurring over more than 28 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Colombo District during December?
The average wind speed in Colombo District during December is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
December rainfall patterns in Colombo District
Explore the daily rainfall trends and prepare for Colombo Districts December weather 💧
Typically, Colombo District has 28 rainy days in December with a total of 199.2 mm of rainfall.
UV exposure in Colombo District during December
Stay informed about UV levels for safe outdoor activities throughout the month of December ☀️
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