Dehiwala-Mount Lavinia
January
Weather in Dehiwala-Mount Lavinia for January 2026
Your guide to Dehiwala-Mount Lavinia weather in January - trends and predictions
Until now, January 2026 in Dehiwala-Mount Lavinia is slightly cooler than the historical average by -0.6 °C.
In general, the average temperature in Dehiwala-Mount Lavinia at the beginning of January is 28.6 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 28.7 °C by the end of January.
Dehiwala-Mount Lavinia experiences heavy rainfall in January, with over 20 rainy days and an average total precipitation 116 mm.
Temperatures
Rain 🌧️
2
Dry days
29
Rainy days
0
Snow days
28°/23°
Temperatures
17 km/h
Avg max wind
80 %
Avg humidity
Dehiwala-Mount Lavinia Weather January
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Temperatures trend during January in Dehiwala-Mount Lavinia
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January weather in Dehiwala-Mount Lavinia day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Jan. |  Light rain shower | 28° /23° | 6.9 mm | 6 | |
| 2 Jan. | Patchy rain possible | 28° /22° | 2.3 mm | 6 | |
| 3 Jan. | Patchy rain possible | 29° /22° | 2.5 mm | 6 | |
| 4 Jan. |  Sunny | 29° /22° | 0.6 mm | 7 | |
| 5 Jan. | Light rain shower | 29° /23° | 1.7 mm | 6 | |
| 6 Jan. | Patchy rain possible | 28° /23° | 7.1 mm | 7 | |
| 7 Jan. |  Partly cloudy | 29° /23° | 9.2 mm | 7 | |
| 8 Jan. |  Moderate rain at times | 28° /23° | 2.4 mm | 7 | |
| 9 Jan. | Patchy rain possible | 29° /23° | 1.4 mm | 6 | |
| 10 Jan. | Light rain shower | 28° /22° | 6 mm | 6 | |
| 11 Jan. | Light rain shower | 29° /22° | 2.8 mm | 7 | |
| 12 Jan. | Light rain shower | 30° /22° | 1.5 mm | 7 | |
| 13 Jan. | Light rain shower | 30° /22° | 2.2 mm | 7 | |
| 14 Jan. | Patchy rain possible | 29° /22° | 3.3 mm | 7 | |
| 15 Jan. | Moderate or heavy rain shower | 28° /22° | 2.9 mm | 6 | |
| 16 Jan. | Moderate or heavy rain shower | 29° /22° | 1.7 mm | 7 | |
| 17 Jan. |  Heavy rain at times | 29° /22° | 0.7 mm | 7 | |
| 18 Jan. | Patchy rain possible | 29° /23° | 1.6 mm | 6 | |
| 19 Jan. |  Overcast | 28° /22° | 3.8 mm | 6 | |
| 20 Jan. | Patchy rain possible | 29° /21° | 1.5 mm | 7 | |
| 21 Jan. | Moderate or heavy rain shower | 29° /22° | 7.1 mm | 7 | |
| 22 Jan. | Heavy rain at times | 28° /22° | 3.5 mm | 6 | |
| 23 Jan. | Moderate or heavy rain shower | 29° /22° | 3.1 mm | 7 | |
| 24 Jan. | Moderate or heavy rain shower | 28° /23° | 7.2 mm | 6 | |
| 25 Jan. | Patchy rain possible | 28° /22° | 2.3 mm | 6 | |
| 26 Jan. | Patchy rain possible | 28° /22° | 6.6 mm | 6 | |
| 27 Jan. | Light rain shower | 29° /22° | 1.8 mm | 7 | |
| 28 Jan. | Patchy rain possible | 29° /22° | 1.4 mm | 7 | |
| 29 Jan. | Patchy rain possible | 29° /22° | 1 mm | 7 | |
| 30 Jan. | Light rain shower | 29° /23° | 6.2 mm | 6 | |
| 31 Jan. |  Moderate rain | 29° /23° | 10.1 mm | 2.3 | |
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Important Notice
Our weather forecast for Dehiwala-Mount Lavinia in January 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 Dehiwala-Mount Lavinia forecast closer to your planned date for the most up-to-date weather information.
Change Month
Dehiwala-Mount Lavinia in January - FAQ
What are the expected maximum and minimum temperatures in Dehiwala-Mount Lavinia during January?
During January, expect a variety of temperatures with highs around 28° and lows near 23°, suitable for diverse activities and preferences.
How much rainfall should be expected in Dehiwala-Mount Lavinia during January?
Significant rainfall exceeding 116 mm is expected in Dehiwala-Mount Lavinia during January, occurring over more than 29 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Dehiwala-Mount Lavinia during January?
The average wind speed in Dehiwala-Mount Lavinia during January is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
January rainfall patterns in Dehiwala-Mount Lavinia
Explore the daily rainfall trends and prepare for Dehiwala-Mount Lavinias January weather 💧
Typically, Dehiwala-Mount Lavinia has 29 rainy days in January with a total of 116 mm of rainfall.
UV exposure in Dehiwala-Mount Lavinia during January
Stay informed about UV levels for safe outdoor activities throughout the month of January ☀️
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