Kalutara
September
Weather in Kalutara for September 2025
Your guide to Kalutara weather in September - trends and predictions
In general, the average temperature in Kalutara 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 experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 444.4 mm.
Temperatures
Rain 🌧️
0
Dry days
30
Rainy days
0
Snow days
28°/26°
Temperatures
21 km/h
Avg max wind
82 %
Avg humidity
Kalutara 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
See the weather trend as well as the moving average line
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 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 forecast closer to your planned date for the most up-to-date weather information.
Kalutara in September - FAQ
What are the expected maximum and minimum temperatures in Kalutara 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 during September?
Significant rainfall exceeding 444.4 mm is expected in Kalutara 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 during September?
The average wind speed in Kalutara during September is 21 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Kalutara
Explore the daily rainfall trends and prepare for Kalutaras September weather 💧
UV exposure in Kalutara during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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