Weather in Dehiwala-Mount Lavinia for September 2025
In general, the average temperature in Dehiwala-Mount Lavinia at the beginning of September is 27.6 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 28.1 °C by the end of September.
Dehiwala-Mount Lavinia experiences an exceptionally high level of rainfall in September, with more than 24 rainy days on average.
Is September a good time to visit Dehiwala-Mount Lavinia? check out the best time to travel to Dehiwala-Mount Lavinia page.
- New! Chat with our AI weatherman - it’s amazing and free.
Dehiwala-Mount Lavinia in September average weather
Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
---|---|---|---|---|---|---|
1 27° | 2 27° | 3 27° | 4 28° | 5 28° | 6 28° | 7 28° |
8 28° | 9 28° | 10 27° | 11 27° | 12 28° | 13 28° | 14 28° |
15 28° | 16 29° | 17 29° | 18 28° | 19 28° | 20 27° | 21 28° |
22 28° | 23 28° | 24 28° | 25 28° | 26 28° | 27 28° | 28 28° |
29 29° | 30 28° |
You can click on date
Temperatures trend during September in Dehiwala-Mount Lavinia
September weather day by day
Date | Weather | Temperatures | Rain | UV | More |
---|---|---|---|---|---|
1 Sept. | Moderate or heavy rain shower | 27° /24° | 24.2 mm | 6 | |
2 Sept. | Torrential rain shower | 27° /25° | 37.1 mm | 6 | |
3 Sept. | Torrential rain shower | 27° /24° | 51.6 mm | 6 | |
4 Sept. | Moderate or heavy rain shower | 28° /25° | 26.6 mm | 6 | |
5 Sept. | Torrential rain shower | 28° /25° | 39 mm | 6 | |
6 Sept. | Moderate or heavy rain shower | 28° /25° | 33.5 mm | 6 | |
7 Sept. | Torrential rain shower | 28° /25° | 36.7 mm | 6 | |
8 Sept. | Moderate or heavy rain shower | 28° /25° | 27.4 mm | 6 | |
9 Sept. | Moderate or heavy rain shower | 28° /25° | 36.7 mm | 6 | |
10 Sept. | Moderate or heavy rain shower | 27° /25° | 27.6 mm | 6 | |
11 Sept. | Moderate or heavy rain shower | 27° /25° | 32.4 mm | 6 | |
12 Sept. | Overcast | 28° /25° | 3.7 mm | 6 | |
13 Sept. | Overcast | 28° /25° | 5.1 mm | 6 | |
14 Sept. | Partly cloudy | 28° /25° | 8.7 mm | 7 | |
15 Sept. | Cloudy | 28° /26° | 7.7 mm | 6 | |
16 Sept. | Patchy rain possible | 29° /25° | 10.9 mm | 6 | |
17 Sept. | Light rain shower | 29° /25° | 12.6 mm | 6 | |
18 Sept. | Light rain shower | 28° /25° | 11.2 mm | 6 | |
19 Sept. | Light rain shower | 28° /25° | 10.1 mm | 6 | |
20 Sept. | Moderate or heavy rain shower | 27° /25° | 25.6 mm | 6 | |
21 Sept. | Light rain shower | 28° /24° | 9.2 mm | 6 | |
22 Sept. | Patchy rain possible | 28° /25° | 9.4 mm | 6 | |
23 Sept. | Light rain shower | 28° /25° | 9.1 mm | 6 | |
24 Sept. | Patchy rain possible | 28° /25° | 16.5 mm | 6 | |
25 Sept. | Light rain shower | 28° /25° | 17.2 mm | 6 | |
26 Sept. | Light rain shower | 28° /25° | 15.3 mm | 6 | |
27 Sept. | Light rain shower | 28° /25° | 22.7 mm | 6 | |
28 Sept. | Light rain shower | 28° /25° | 15.2 mm | 6 | |
29 Sept. | Light rain shower | 29° /25° | 15 mm | 7 | |
30 Sept. | Light rain shower | 28° /25° | 13.1 mm | 6 | |
Next |
Dehiwala-Mount Lavinia in September - FAQ
What to pack to Dehiwala-Mount Lavinia in September?
As you prepare for your trip to Dehiwala-Mount Lavinia in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Dehiwala-Mount Lavinia, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Lightweight Clothing: T-shirts, blouses, shorts, skirts
- Rain Gear: Lightweight, waterproof clothing
- Footwear
- Waterproof Shoes
- Accessories
- Sunglasses: For sun protection
- Sun Hats: Wide-brimmed hats for sun protection in warm weather
- Umbrellas/Raincoats: For rainy days
- Personal Items
- Sunscreen: High SPF for sunny destinations
- Lip Balm with SPF: To protect against chapped lips
Quick links
Get accurate weather forecasts for Dehiwala-Mount Lavinia, located at latitude 6.84 and longitude 79.871. Stay updated with localized weather information tailored for Dehiwala-Mount Lavinia.