Dover
September
Weather in Dover for September 2026
Your guide to Dover weather in September - trends and predictions
Until now, September 2026 in Dover has been nearly identical to the historical average, with a temperature of 19 °C (showing only a slight deviation of 0.3 °C).
The forecast for the next days in Dover predicts temperatures to be around 19 °C, close to the historical average.
In general, the average temperature in Dover at the beginning of September is 19.7 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 18.9 °C by the end of September.
Dover experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 102.2 mm.
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Temperatures
Rain 🌧️
More
9
Dry days
21
Rainy days
0
Snow days
17°/13°
Temperatures
31 km/h
Avg max wind
74 %
Avg humidity
Dover Weather September
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Temperatures trend during September in Dover
See the weather trend as well as the moving average line
September weather in Dover day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Patchy rain possible | 20° /15° | 3.3 mm | 4 | |
| 2 Sept. | Patchy rain possible | 19° /15° | 1.8 mm | 3 | |
| 3 Sept. | Patchy rain possible | 20° /16° | 2 mm | 4 | |
| 4 Sept. | Patchy rain possible | 19° /15° | 2.6 mm | 3 | |
| 5 Sept. | Light rain shower | 19° /13° | 3.2 mm | 4 | |
| 6 Sept. |  Overcast | 20° /15° | 2.7 mm | 4 | |
| 7 Sept. |  Heavy rain | 21° /16° | 8.1 mm | 4 | |
| 8 Sept. | Patchy rain possible | 18° /14° | 5.8 mm | 3 | |
| 9 Sept. | Patchy rain possible | 18° /12° | 0.1 mm | 4 | |
| 10 Sept. | Patchy rain possible | 18° /13° | 3 mm | 3 | |
| 11 Sept. | Patchy rain possible | 17° /12° | 3.3 mm | 3 | |
| 12 Sept. | Light rain shower | 16° /11° | 1.8 mm | 3 | |
| 13 Sept. |  Partly cloudy | 18° /14° | 4.9 mm | 3 | |
| 14 Sept. |  Sunny | 18° /13° | 0.9 mm | 4 | |
| 15 Sept. | Patchy rain possible | 19° /13° | 0.5 mm | 4 | |
| 16 Sept. | Patchy rain possible | 18° /13° | 0.4 mm | 4 | |
| 17 Sept. | Patchy rain possible | 19° /13° | 1.5 mm | 3 | |
| 18 Sept. | Partly cloudy | 19° /14° | 0.2 mm | 4 | |
| 19 Sept. | Sunny | 20° /16° | 0.1 mm | 6 | |
| 20 Sept. | Overcast | 19° /17° | 2.1 mm | 3.3 | |
| 21 Sept. | Sunny | 18° /14° | 0 mm | 3.8 | |
| 22 Sept. | Sunny | 19° /17° | 0 mm | 4 | |
| 23 Sept. | Overcast | 20° /16° | 0 mm | 3 | |
| 24 Sept. | Sunny | 16° /15° | 0 mm | 5 | |
| 25 Sept. | Sunny | 18° /14° | 0 mm | 5 | |
| 26 Sept. | Overcast | 20° /16° | 0 mm | 5 | |
| 27 Sept. | Sunny | 19° /16° | 0 mm | 5 | |
| 28 Sept. | Sunny | 19° /18° | 0 mm | 5 | |
| 29 Sept. | Sunny | 20° /18° | 0 mm | 5 | |
| 30 Sept. | Overcast | 20° /19° | 0 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for Dover 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 Dover forecast closer to your planned date for the most up-to-date weather information.
Change Month
Dover in September - FAQ
What are the expected maximum and minimum temperatures in Dover during September?
Enjoy moderate daytime temperatures of up to 17° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Dover during September?
Significant rainfall exceeding 102.2 mm is expected in Dover during September, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Dover during September?
The average wind speed in Dover during September is 31 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Dover
Explore the daily rainfall trends and prepare for Dovers September weather 💧
Typically, Dover has 21 rainy days in September with a total of 102.2 mm of rainfall.
UV exposure in Dover during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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