Folkestone
September
Weather in Folkestone for September 2025
Your guide to Folkestone weather in September - trends and predictions
In general, the average temperature in Folkestone at the beginning of September is 20.7 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 17.1 °C by the end of September.
Folkestone sees moderate rainfall in September, averaging 9 rainy days.
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21
Dry days
9
Rainy days
0
Snow days
20°/16°
Temperatures
25 km/h
Avg max wind
76 %
Avg humidity
Folkestone in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  21° | 2  20° | 3  20° | 4  20° | 5 20° | 6 22° | 7 22° |
| 8 21° | 9 22° | 10  21° | 11 19° | 12 18° | 13 17° | 14 18° |
| 15 20° | 16 19° | 17 19° | 18 20° | 19 19° | 20 19° | 21 19° |
| 22 18° | 23  17° | 24 18° | 25 17° | 26 18° | 27 17° | 28 16° |
| 29 17° | 30 17° |
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Temperatures trend during September in Folkestone
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. | Moderate or heavy rain with thunder | 21° /16° | 12.4 mm | 5 | |
| 2 Sept. | Patchy rain possible | 20° /16° | 0.2 mm | 5 | |
| 3 Sept. | Overcast | 20° /15° | 0.6 mm | 5 | |
| 4 Sept. | Sunny | 20° /16° | 1.4 mm | 5 | |
| 5 Sept. | Overcast | 20° /16° | 4.7 mm | 5 | |
| 6 Sept. | Sunny | 22° /17° | 4 mm | 6 | |
| 7 Sept. | Sunny | 22° /17° | 12 mm | 6 | |
| 8 Sept. | Sunny | 21° /16° | 3 mm | 5 | |
| 9 Sept. | Sunny | 22° /16° | 0.1 mm | 6 | |
| 10 Sept. | Partly cloudy | 21° /15° | 2.6 mm | 6 | |
| 11 Sept. | Partly cloudy | 19° /12° | 0.1 mm | 5 | |
| 12 Sept. | Overcast | 18° /11° | 0.7 mm | 4 | |
| 13 Sept. | Overcast | 17° /13° | 0 mm | 5 | |
| 14 Sept. | Sunny | 18° /12° | 0 mm | 5 | |
| 15 Sept. | Sunny | 20° /13° | 0 mm | 6 | |
| 16 Sept. | Sunny | 19° /15° | 0 mm | 5 | |
| 17 Sept. | Patchy rain possible | 19° /15° | 0.8 mm | 5 | |
| 18 Sept. | Light rain shower | 20° /15° | 4.2 mm | 5 | |
| 19 Sept. | Light rain shower | 19° /15° | 1 mm | 5 | |
| 20 Sept. | Light rain shower | 19° /16° | 6.7 mm | 5 | |
| 21 Sept. | Patchy rain possible | 19° /14° | 6.8 mm | 5 | |
| 22 Sept. | Light rain shower | 18° /13° | 13.9 mm | 4 | |
| 23 Sept. | Cloudy | 17° /11° | 1.9 mm | 4 | |
| 24 Sept. | Partly cloudy | 18° /12° | 1 mm | 5 | |
| 25 Sept. | Patchy rain possible | 17° /14° | 5.4 mm | 4 | |
| 26 Sept. | Light rain shower | 18° /14° | 5.7 mm | 4 | |
| 27 Sept. | Overcast | 17° /12° | 10.1 mm | 4 | |
| 28 Sept. | Patchy rain possible | 16° /10° | 0 mm | 4 | |
| 29 Sept. | Light rain shower | 17° /12° | 1 mm | 4 | |
| 30 Sept. | Partly cloudy | 17° /12° | 6.4 mm | 5 | |
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Important Notice
Our weather forecast for Folkestone 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 Folkestone forecast closer to your planned date for the most up-to-date weather information.
Folkestone in September - FAQ
What are the expected maximum and minimum temperatures in Folkestone during September?
During September, expect a variety of temperatures with highs around 20° and lows near 16°, suitable for diverse activities and preferences.
How much rainfall should be expected in Folkestone during September?
Moderate rainfall is anticipated in Folkestone during September, with a total of 66.9 mm spread over approximately 9 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Folkestone during September?
The average wind speed in Folkestone during September is 25 km/h, suggesting breezy to windy conditions, depending on your activities.
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