Dover
September
Weather in Dover for September 2025
Your guide to Dover weather in September - trends and predictions
In general, the average temperature in Dover at the beginning of September is 19.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 14.9 °C by the end of September.
Dover in September brings notable rainfall, with an average of 18 rainy days and a total precipitation of 147 mm.
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Temperatures
Rain 🌧️
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12
Dry days
18
Rainy days
0
Snow days
17°/13°
Temperatures
28 km/h
Avg max wind
78 %
Avg humidity
Dover in September average weather
Move between months or click on a day
| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  23° | 2 20° | 3 20° | 4 18° | 5 18° | 6 18° | 7  20° |
| 8 17° | 9 18° | 10 17° | 11 14° | 12 14° | 13  16° | 14  16° |
| 15 18° | 16 17° | 17 18° | 18 19° | 19 19° | 20  18° | 21 21° |
| 22  18° | 23 18° | 24 17° | 25 15° | 26 17° | 27 13° | 28 13° |
| 29 13° | 30 16° |
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Temperatures trend during September in Dover
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 | 23° /17° | 8.5 mm | 5 | |
| 2 Sept. | Patchy rain possible | 20° /17° | 0.3 mm | 5 | |
| 3 Sept. | Patchy rain possible | 20° /15° | 1.2 mm | 5 | |
| 4 Sept. | Patchy rain possible | 18° /15° | 2.9 mm | 4 | |
| 5 Sept. | Light rain shower | 18° /15° | 9.5 mm | 4 | |
| 6 Sept. | Light rain shower | 18° /15° | 8.1 mm | 4 | |
| 7 Sept. | Heavy rain | 20° /16° | 24 mm | 5 | |
| 8 Sept. | Light rain shower | 17° /14° | 5.9 mm | 4 | |
| 9 Sept. | Patchy rain possible | 18° /13° | 0.2 mm | 4 | |
| 10 Sept. | Patchy rain possible | 17° /11° | 5.1 mm | 4 | |
| 11 Sept. | Patchy rain possible | 14° /8° | 0.2 mm | 3 | |
| 12 Sept. | Light rain shower | 14° /7° | 1.4 mm | 3 | |
| 13 Sept. | Partly cloudy | 16° /11° | 0 mm | 5 | |
| 14 Sept. | Sunny | 16° /10° | 0 mm | 5 | |
| 15 Sept. | Sunny | 18° /11° | 0 mm | 5 | |
| 16 Sept. | Patchy rain possible | 17° /13° | 0.1 mm | 4 | |
| 17 Sept. | Patchy rain possible | 18° /14° | 0.1 mm | 4 | |
| 18 Sept. | Partly cloudy | 19° /16° | 0 mm | 5 | |
| 19 Sept. | Sunny | 19° /16° | 0.1 mm | 5 | |
| 20 Sept. | Thundery outbreaks possible | 18° /16° | 0.2 mm | 4 | |
| 21 Sept. | Thundery outbreaks possible | 21° /15° | 0.8 mm | 5 | |
| 22 Sept. | Moderate or heavy rain shower | 18° /16° | 18.6 mm | 4 | |
| 23 Sept. | Light rain shower | 18° /14° | 3.8 mm | 4 | |
| 24 Sept. | Light rain shower | 17° /12° | 2 mm | 4 | |
| 25 Sept. | Light rain shower | 15° /13° | 10.6 mm | 4 | |
| 26 Sept. | Light rain shower | 17° /13° | 10.2 mm | 4 | |
| 27 Sept. | Moderate or heavy rain shower | 13° /9° | 20.2 mm | 3 | |
| 28 Sept. | Partly cloudy | 13° /7° | 0 mm | 4 | |
| 29 Sept. | Patchy rain possible | 13° /10° | 0.2 mm | 3 | |
| 30 Sept. | Light rain shower | 16° /13° | 12.7 mm | 4 | |
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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.
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 147 mm is expected in Dover during September, occurring over more than 18 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 28 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 💧
UV exposure in Dover during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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