Bognor Regis
September
Weather in Bognor Regis for September 2025
Your guide to Bognor Regis weather in September - trends and predictions
In general, the average temperature in Bognor Regis at the beginning of September is 20.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 16.7 °C by the end of September.
Bognor Regis sees moderate rainfall in September, averaging 10 rainy days.
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20
Dry days
10
Rainy days
0
Snow days
20°/16°
Temperatures
26 km/h
Avg max wind
77 %
Avg humidity
Bognor Regis 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 21° | 7 22° |
| 8  20° | 9 21° | 10 22° | 11 18° | 12  17° | 13  17° | 14 17° |
| 15 18° | 16 21° | 17 19° | 18 20° | 19 20° | 20 19° | 21 18° |
| 22  17° | 23 16° | 24 18° | 25 17° | 26 17° | 27 16° | 28 16° |
| 29 16° | 30 17° |
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Temperatures trend during September in Bognor Regis
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 rain | 21° /16° | 8.5 mm | 5 | |
| 2 Sept. | Light rain shower | 20° /15° | 1.1 mm | 5 | |
| 3 Sept. | Sunny | 20° /15° | 1.2 mm | 5 | |
| 4 Sept. | Sunny | 20° /15° | 1.9 mm | 5 | |
| 5 Sept. | Sunny | 20° /15° | 11.1 mm | 5 | |
| 6 Sept. | Sunny | 21° /17° | 7.6 mm | 6 | |
| 7 Sept. | Sunny | 22° /17° | 0.3 mm | 6 | |
| 8 Sept. | Partly cloudy | 20° /17° | 3.7 mm | 5 | |
| 9 Sept. | Sunny | 21° /15° | 0.1 mm | 5 | |
| 10 Sept. | Partly cloudy | 22° /15° | 1.4 mm | 6 | |
| 11 Sept. | Sunny | 18° /13° | 0.1 mm | 5 | |
| 12 Sept. | Cloudy | 17° /12° | 1 mm | 4 | |
| 13 Sept. | Overcast | 17° /11° | 0 mm | 5 | |
| 14 Sept. | Partly cloudy | 17° /12° | 0 mm | 5 | |
| 15 Sept. | Sunny | 18° /14° | 0 mm | 5 | |
| 16 Sept. | Partly cloudy | 21° /14° | 0 mm | 6 | |
| 17 Sept. | Light rain shower | 19° /14° | 2 mm | 5 | |
| 18 Sept. | Light rain shower | 20° /14° | 5.2 mm | 5 | |
| 19 Sept. | Light rain shower | 20° /15° | 1.4 mm | 5 | |
| 20 Sept. | Light rain shower | 19° /15° | 15.6 mm | 5 | |
| 21 Sept. | Light rain shower | 18° /14° | 5.3 mm | 4 | |
| 22 Sept. | Patchy light drizzle | 17° /13° | 2.7 mm | 4 | |
| 23 Sept. | Patchy rain possible | 16° /12° | 0.6 mm | 4 | |
| 24 Sept. | Overcast | 18° /14° | 1.4 mm | 4 | |
| 25 Sept. | Overcast | 17° /14° | 4.9 mm | 4 | |
| 26 Sept. | Patchy light drizzle | 17° /14° | 8.6 mm | 4 | |
| 27 Sept. | Patchy rain possible | 16° /12° | 4.4 mm | 4 | |
| 28 Sept. | Patchy rain possible | 16° /11° | 0.2 mm | 4 | |
| 29 Sept. | Patchy rain possible | 16° /12° | 2.8 mm | 4 | |
| 30 Sept. | Partly cloudy | 17° /12° | 7 mm | 5 | |
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Important Notice
Our weather forecast for Bognor Regis 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 Bognor Regis forecast closer to your planned date for the most up-to-date weather information.
Bognor Regis in September - FAQ
What are the expected maximum and minimum temperatures in Bognor Regis 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 Bognor Regis during September?
Moderate rainfall is anticipated in Bognor Regis during September, with a total of 75.5 mm spread over approximately 10 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Bognor Regis during September?
The average wind speed in Bognor Regis during September is 26 km/h, suggesting breezy to windy conditions, depending on your activities.
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