Northern Province (Jaffna)
September
Weather in Northern Province for September 2025
Your guide to Northern Province weather in September - trends and predictions
In general, the average temperature in Northern Province at the beginning of September is 29 °C. As the month progressed, temperatures tended to slightly increase, reaching an average of 29.1 °C by the end of September.
Northern Province experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 187 mm.
Temperatures
Rain 🌧️
9
Dry days
21
Rainy days
0
Snow days
29°/27°
Temperatures
37 km/h
Avg max wind
80 %
Avg humidity
Northern Province Weather September
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  29° | 2 29° | 3 29° | 4 29° | 5  29° | 6 29° | 7  29° |
| 8 29° | 9 29° | 10 29° | 11 29° | 12  29° | 13  29° | 14 29° |
| 15  29° | 16 29° | 17  29° | 18 29° | 19 29° | 20 29° | 21 29° |
| 22 29° | 23 29° | 24 29° | 25 29° | 26 29° | 27  29° | 28 29° |
| 29 30° | 30 29° |
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Temperatures trend during September in Northern Province
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. | Patchy rain possible | 29° /27° | 3.2 mm | 6 | |
| 2 Sept. | Light rain shower | 29° /27° | 1.7 mm | 7 | |
| 3 Sept. | Light rain shower | 29° /27° | 1.9 mm | 6 | |
| 4 Sept. | Light rain shower | 29° /27° | 2.3 mm | 6 | |
| 5 Sept. | Moderate or heavy rain shower | 29° /27° | 5.6 mm | 7 | |
| 6 Sept. | Light rain shower | 29° /27° | 3.2 mm | 7 | |
| 7 Sept. | Thundery outbreaks possible | 29° /27° | 1.3 mm | 6 | |
| 8 Sept. | Light rain shower | 29° /27° | 5.6 mm | 7 | |
| 9 Sept. | Thundery outbreaks possible | 29° /27° | 1.3 mm | 6 | |
| 10 Sept. | Patchy rain possible | 29° /27° | 2.6 mm | 6 | |
| 11 Sept. | Light rain shower | 29° /27° | 3.5 mm | 7 | |
| 12 Sept. | Overcast | 29° /27° | 0.2 mm | 7 | |
| 13 Sept. | Partly cloudy | 29° /27° | 0.7 mm | 7 | |
| 14 Sept. | Thundery outbreaks possible | 29° /27° | 1.7 mm | 6 | |
| 15 Sept. | Cloudy | 29° /27° | 1.4 mm | 6 | |
| 16 Sept. | Patchy rain possible | 29° /27° | 1.3 mm | 6 | |
| 17 Sept. | Patchy light drizzle | 29° /26° | 19.2 mm | 7 | |
| 18 Sept. | Patchy light rain | 29° /26° | 11.5 mm | 6 | |
| 19 Sept. | Patchy rain possible | 29° /27° | 1 mm | 6 | |
| 20 Sept. | Light rain shower | 29° /27° | 0.3 mm | 6 | |
| 21 Sept. | Patchy light drizzle | 29° /27° | 0.3 mm | 6 | |
| 22 Sept. | Patchy rain possible | 29° /27° | 0.7 mm | 7 | |
| 23 Sept. | Patchy rain possible | 29° /27° | 1 mm | 6 | |
| 24 Sept. | Patchy rain possible | 29° /27° | 2.5 mm | 6 | |
| 25 Sept. | Light rain shower | 29° /27° | 3.5 mm | 6 | |
| 26 Sept. | Patchy light drizzle | 29° /27° | 4 mm | 7 | |
| 27 Sept. | Patchy light rain with thunder | 29° /27° | 1 mm | 7 | |
| 28 Sept. | Patchy rain possible | 29° /25° | 6.8 mm | 6 | |
| 29 Sept. | Patchy rain possible | 30° /27° | 3.5 mm | 7 | |
| 30 Sept. | Thundery outbreaks possible | 29° /27° | 0.7 mm | 6 | |
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Important Notice
Our weather forecast for Northern Province 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 Northern Province forecast closer to your planned date for the most up-to-date weather information.
Northern Province in September - FAQ
What are the expected maximum and minimum temperatures in Northern Province 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 Northern Province during September?
Significant rainfall exceeding 187 mm is expected in Northern Province during September, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Northern Province during September?
The average wind speed in Northern Province during September is 37 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Northern Province
Explore the daily rainfall trends and prepare for Northern Provinces September weather 💧
UV exposure in Northern Province during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Northern Province?Get accurate weather forecasts for Northern Province, located at latitude 9.668 and longitude 80.007. Stay updated with localized weather information tailored for Northern Province.
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