Kalutara District (Kalutara)
September
Weather in Kalutara District for September 2025
Your guide to Kalutara District weather in September - trends and predictions
In general, the average temperature in Kalutara District at the beginning of September is 28.4 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 28.7 °C by the end of September.
Kalutara District experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 444.4 mm.
Is September a good time to visit Kalutara District? check out the best time to travel to Kalutara District page.
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Temperatures
Rain 🌧️
More
0
Dry days
30
Rainy days
0
Snow days
28°/26°
Temperatures
21 km/h
Avg max wind
82 %
Avg humidity
Kalutara District in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  28° | 2 28° | 3  27° | 4 29° | 5  29° | 6 29° | 7 29° |
| 8 28° | 9 28° | 10 28° | 11 28° | 12 29° | 13 29° | 14 28° |
| 15 28° | 16 28° | 17 29° | 18 29° | 19 29° | 20 28° | 21 28° |
| 22 28° | 23 28° | 24 28° | 25 28° | 26 29° | 27  29° | 28 29° |
| 29 30° | 30 28° |
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Temperatures trend during September in Kalutara District
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September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Light rain shower | 28° /25° | 22.9 mm | 6 | |
| 2 Sept. | Light rain shower | 28° /26° | 20 mm | 6 | |
| 3 Sept. | Moderate or heavy rain shower | 27° /25° | 23.7 mm | 6 | |
| 4 Sept. | Light rain shower | 29° /25° | 3.8 mm | 6 | |
| 5 Sept. | Patchy light rain with thunder | 29° /26° | 6.2 mm | 6 | |
| 6 Sept. | Light rain shower | 29° /26° | 16.7 mm | 6 | |
| 7 Sept. | Light rain shower | 29° /25° | 16.2 mm | 6 | |
| 8 Sept. | Light rain shower | 28° /26° | 20.8 mm | 6 | |
| 9 Sept. | Light rain shower | 28° /26° | 21 mm | 6 | |
| 10 Sept. | Patchy light rain with thunder | 28° /26° | 23.8 mm | 6 | |
| 11 Sept. | Light rain shower | 28° /25° | 13.4 mm | 6 | |
| 12 Sept. | Patchy rain possible | 29° /26° | 7.9 mm | 6 | |
| 13 Sept. | Moderate or heavy rain shower | 29° /26° | 11.8 mm | 6 | |
| 14 Sept. | Patchy rain possible | 28° /26° | 17.1 mm | 6 | |
| 15 Sept. | Light rain shower | 28° /26° | 17.5 mm | 6 | |
| 16 Sept. | Light rain shower | 28° /26° | 17.5 mm | 6 | |
| 17 Sept. | Light rain shower | 29° /26° | 11.8 mm | 6 | |
| 18 Sept. | Light rain shower | 29° /26° | 15.1 mm | 6 | |
| 19 Sept. | Light rain shower | 29° /26° | 11.1 mm | 6 | |
| 20 Sept. | Light rain shower | 28° /25° | 14 mm | 6 | |
| 21 Sept. | Light rain shower | 28° /25° | 13.9 mm | 6 | |
| 22 Sept. | Light rain shower | 28° /26° | 7.8 mm | 6 | |
| 23 Sept. | Patchy light rain with thunder | 28° /26° | 9 mm | 6 | |
| 24 Sept. | Light rain shower | 28° /26° | 20.3 mm | 6 | |
| 25 Sept. | Light rain shower | 28° /26° | 16.9 mm | 6 | |
| 26 Sept. | Patchy rain possible | 29° /25° | 11.3 mm | 6 | |
| 27 Sept. | Thundery outbreaks possible | 29° /25° | 12.9 mm | 6 | |
| 28 Sept. | Light rain shower | 29° /26° | 6.9 mm | 6 | |
| 29 Sept. | Moderate or heavy rain shower | 30° /25° | 14.5 mm | 7 | |
| 30 Sept. | Light rain shower | 28° /25° | 18.4 mm | 6 | |
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Important Notice
Our weather forecast for Kalutara District in September 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 Kalutara District forecast closer to your planned date for the most up-to-date weather information.
Kalutara District in September - FAQ
What are the expected maximum and minimum temperatures in Kalutara District during September?
During September, expect a variety of temperatures with highs around 28° and lows near 26°, suitable for diverse activities and preferences.
How much rainfall should be expected in Kalutara District during September?
Significant rainfall exceeding 444.4 mm is expected in Kalutara District during September, occurring over more than 30 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Kalutara District during September?
The average wind speed in Kalutara District during September is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Kalutara District in September?
As you prepare for your trip to Kalutara District 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 Kalutara District, 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
September rainfall patterns in Kalutara District
Explore the daily rainfall trends and prepare for Kalutara Districts September weather 💧
UV exposure in Kalutara District during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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