Jaffna
September
Weather in Jaffna for September 2026
Your guide to Jaffna weather in September - trends and predictions
Until now, September 2026 in Jaffna has been nearly identical to the historical average, with a temperature of 29.6 °C (showing only a slight deviation of 0.5 °C).
The forecast for the next days in Jaffna predicts temperatures to be around 30 °C, close to the historical average.
In general, the average temperature in Jaffna at the beginning of September is 29 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 29.3 °C by the end of September.
Jaffna experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 90.5 mm.
Temperatures
Rain 🌧️
3
Dry days
27
Rainy days
0
Snow days
29°/27°
Temperatures
36 km/h
Avg max wind
79 %
Avg humidity
Jaffna Weather September
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Temperatures trend during September in Jaffna
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September weather in Jaffna day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Sunny | 29° /27° | 2.3 mm | 8 | |
| 2 Sept. |  Light rain shower | 29° /27° | 1.1 mm | 7 | |
| 3 Sept. | Light rain shower | 29° /27° | 1 mm | 6 | |
| 4 Sept. | Light rain shower | 29° /27° | 1.4 mm | 7 | |
| 5 Sept. |  Partly cloudy | 29° /27° | 2.9 mm | 6 | |
| 6 Sept. | Partly cloudy | 29° /27° | 1.6 mm | 6 | |
| 7 Sept. |  Thundery outbreaks possible | 29° /27° | 2.3 mm | 6 | |
| 8 Sept. | Light rain shower | 29° /26° | 4.6 mm | 7 | |
| 9 Sept. | Thundery outbreaks possible | 29° /26° | 1.4 mm | 6 | |
| 10 Sept. | Patchy rain possible | 29° /27° | 1.5 mm | 5 | |
| 11 Sept. | Light rain shower | 29° /27° | 1.8 mm | 5 | |
| 12 Sept. |  Overcast | 29° /27° | 1.9 mm | 5 | |
| 13 Sept. | Partly cloudy | 30° /27° | 1.5 mm | 6 | |
| 14 Sept. | Thundery outbreaks possible | 30° /26° | 1.5 mm | 5 | |
| 15 Sept. |  Cloudy | 30° /27° | 1.3 mm | 5 | |
| 16 Sept. | Patchy rain possible | 29° /27° | 1.3 mm | 5 | |
| 17 Sept. |  Patchy light drizzle | 29° /26° | 10.1 mm | 8 | |
| 18 Sept. | Patchy light rain | 29° /26° | 8 mm | 7 | |
| 19 Sept. | Patchy rain possible | 29° /26° | 4.7 mm | 5 | |
| 20 Sept. | Light rain shower | 29° /26° | 3.9 mm | 5 | |
| 21 Sept. | Patchy light drizzle | 29° /27° | 0.8 mm | 5 | |
| 22 Sept. | Patchy rain possible | 29° /27° | 1.2 mm | 5 | |
| 23 Sept. | Patchy rain possible | 29° /27° | 2.2 mm | 5 | |
| 24 Sept. | Patchy rain possible | 29° /27° | 2.5 mm | 5 | |
| 25 Sept. | Light rain shower | 29° /27° | 2.8 mm | 5 | |
| 26 Sept. | Patchy light drizzle | 29° /27° | 4.4 mm | 6 | |
| 27 Sept. | Sunny | 31° /28° | 1.1 mm | 11.9 | |
| 28 Sept. | Patchy rain possible | 30° /28° | 0.8 mm | 11.6 | |
| 29 Sept. | Patchy rain possible | 29° /28° | 0.7 mm | 8.2 | |
| 30 Sept. | Overcast | 28° /24° | 15.1 mm | 10 | |
| Next | |||||
Important Notice
Our weather forecast for Jaffna 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 Jaffna forecast closer to your planned date for the most up-to-date weather information.
Change Month
Jaffna in September - FAQ
What are the expected maximum and minimum temperatures in Jaffna during September?
During September, expect a variety of temperatures with highs around 29° and lows near 27°, suitable for diverse activities and preferences.
How much rainfall should be expected in Jaffna during September?
Moderate rainfall is anticipated in Jaffna during September, with a total of 90.5 mm spread over approximately 27 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Jaffna during September?
The average wind speed in Jaffna during September is 36 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Jaffna
Explore the daily rainfall trends and prepare for Jaffnas September weather 💧
Typically, Jaffna has 27 rainy days in September with a total of 90.5 mm of rainfall.
UV exposure in Jaffna during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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