Gampaha
September
Weather in Gampaha for September 2027
Your guide to Gampaha weather in September - trends and predictions
Gampaha experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 283.3 mm.
Is September a good time to visit Gampaha? check out the best time to travel to Gampaha page.
Rain 🌧️
More
3
Dry days
27
Rainy days
0
Snow days
29°/24°
Temperatures
18 km/h
Avg max wind
83 %
Avg humidity
Gampaha Weather September
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Temperatures trend during September in Gampaha
See the weather trend as well as the moving average line
September weather in Gampaha day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain | 29° /25° | 2.6 mm | 6 | |
| 2 Sept. |  Patchy rain possible | 30° /24° | 1.5 mm | 6 | |
| 3 Sept. | Light rain | 30° /25° | 3.5 mm | 5 | |
| 4 Sept. | Light rain | 30° /24° | 3.1 mm | 5 | |
| 5 Sept. | Light rain | 30° /24° | 3.7 mm | 5 | |
| 6 Sept. | Patchy rain possible | 30° /24° | 1.4 mm | 4 | |
| 7 Sept. | Light rain | 30° /24° | 3 mm | 6 | |
| 8 Sept. | Light drizzle | 29° /25° | 1.6 mm | 6 | |
| 9 Sept. | Light rain | 30° /24° | 3.7 mm | 6 | |
| 10 Sept. | Light rain | 29° /25° | 4.6 mm | 5 | |
| 11 Sept. | Light rain | 30° /25° | 3.8 mm | 6 | |
| 12 Sept. | Light rain | 31° /25° | 7.4 mm | 5 | |
| 13 Sept. |  Moderate rain | 29° /25° | 11.4 mm | 4 | |
| 14 Sept. | Moderate rain | 30° /24° | 14.2 mm | 4 | |
| 15 Sept. | Moderate rain | 29° /25° | 14.4 mm | 4 | |
| 16 Sept. | Moderate rain | 29° /24° | 17.3 mm | 4 | |
| 17 Sept. | Moderate rain | 30° /24° | 16.8 mm | 6 | |
| 18 Sept. | Moderate rain | 29° /25° | 14.3 mm | 5 | |
| 19 Sept. | Moderate rain | 29° /25° | 17.6 mm | 4 | |
| 20 Sept. |  Heavy rain | 29° /24° | 29.3 mm | 4 | |
| 21 Sept. | Moderate rain | 29° /25° | 12 mm | 5 | |
| 22 Sept. | Moderate rain | 29° /24° | 11.2 mm | 5 | |
| 23 Sept. | Moderate rain | 29° /25° | 14 mm | 4 | |
| 24 Sept. | Moderate rain | 28° /25° | 24.4 mm | 5 | |
| 25 Sept. | Moderate rain | 28° /25° | 14.8 mm | 4 | |
| 26 Sept. | Moderate rain | 28° /24° | 15.4 mm | 3 | |
| 27 Sept. |  Patchy light rain with thunder | 29° /25° | 5.3 mm | 4 | |
| 28 Sept. |  Thundery outbreaks possible | 29° /25° | 6 mm | 6 | |
| 29 Sept. | Light rain shower | 29° /25° | 2.1 mm | 5 | |
| 30 Sept. | Light rain | 30° /25° | 3.1 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for Gampaha 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 Gampaha forecast closer to your planned date for the most up-to-date weather information.
Change Month
Gampaha in September - FAQ
What are the expected maximum and minimum temperatures in Gampaha during September?
During September, expect a variety of temperatures with highs around 29° and lows near 24°, suitable for diverse activities and preferences.
How much rainfall should be expected in Gampaha during September?
Significant rainfall exceeding 283.3 mm is expected in Gampaha during September, occurring over more than 27 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Gampaha during September?
The average wind speed in Gampaha during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Gampaha
Explore the daily rainfall trends and prepare for Gampahas September weather 💧
Typically, Gampaha has 27 rainy days in September with a total of 283.3 mm of rainfall.
UV exposure in Gampaha during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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