Bognor Regis
September
Weather in Bognor Regis for September 2025
Your guide to Bognor Regis weather in September - trends and predictions
Until now, September 2025 in Bognor Regis is slightly cooler than the historical average by -1.5 °C.
Expect cooler weather in the next days in Bognor Regis with the forecast suggesting a temperature of 17.2 °C, lower than the historical average.
In general, the average temperature in Bognor Regis at the beginning of September is 20.3 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 16.9 °C by the end of September.
Bognor Regis experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 100.2 mm.
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Temperatures
Rain 🌧️
More
9
Dry days
21
Rainy days
0
Snow days
18°/14°
Temperatures
27 km/h
Avg max wind
77 %
Avg humidity
Bognor Regis Weather September
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Temperatures trend during September in Bognor Regis
See the weather trend as well as the moving average line
September weather in Bognor Regis day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Moderate rain | 20° /16° | 6.5 mm | 4 | |
| 2 Sept. |  Light rain shower | 19° /15° | 3 mm | 4 | |
| 3 Sept. | Light rain shower | 20° /15° | 2.7 mm | 5 | |
| 4 Sept. |  Sunny | 20° /14° | 3.2 mm | 5 | |
| 5 Sept. | Sunny | 20° /14° | 7.4 mm | 5 | |
| 6 Sept. | Sunny | 21° /16° | 5.1 mm | 5 | |
| 7 Sept. | Sunny | 22° /16° | 0.6 mm | 5 | |
| 8 Sept. |  Partly cloudy | 20° /16° | 2.5 mm | 5 | |
| 9 Sept. | Sunny | 20° /15° | 0.1 mm | 5 | |
| 10 Sept. | Partly cloudy | 20° /15° | 3 mm | 5 | |
| 11 Sept. | Sunny | 18° /13° | 1.4 mm | 4 | |
| 12 Sept. | Light rain shower | 17° /12° | 2.6 mm | 4 | |
| 13 Sept. |  Overcast | 17° /11° | 3.3 mm | 4 | |
| 14 Sept. | Partly cloudy | 18° /12° | 1.1 mm | 5 | |
| 15 Sept. | Patchy rain possible | 17° /15° | 1.1 mm | 1 | |
| 16 Sept. | Patchy rain possible | 17° /14° | 0.6 mm | 0.7 | |
| 17 Sept. | Patchy rain possible | 18° /15° | 2.2 mm | 0.4 | |
| 18 Sept. | Partly cloudy | 19° /17° | 0.1 mm | 0.8 | |
| 19 Sept. | Sunny | 20° /17° | 0 mm | 0.9 | |
| 20 Sept. | Patchy rain possible | 18° /16° | 0.6 mm | 4 | |
| 21 Sept. | Patchy rain possible | 16° /14° | 1.1 mm | 3 | |
| 22 Sept. | Patchy rain possible | 16° /12° | 0.6 mm | 3 | |
| 23 Sept. | Patchy rain possible | 15° /11° | 1.4 mm | 3 | |
| 24 Sept. | Sunny | 17° /10° | 0 mm | 4 | |
| 25 Sept. | Partly cloudy | 16° /9° | 0 mm | 4 | |
| 26 Sept. | Sunny | 16° /11° | 0 mm | 4 | |
| 27 Sept. | Sunny | 18° /15° | 0 mm | 5 | |
| 28 Sept. | Patchy rain possible | 18° /14° | 3.3 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.
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Bognor Regis in September - FAQ
What are the expected maximum and minimum temperatures in Bognor Regis during September?
Enjoy moderate daytime temperatures of up to 18° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Bognor Regis during September?
Significant rainfall exceeding 100.2 mm is expected in Bognor Regis during September, occurring over more than 21 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Bognor Regis during September?
The average wind speed in Bognor Regis during September is 27 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Bognor Regis
Explore the daily rainfall trends and prepare for Bognor Regiss September weather 💧
UV exposure in Bognor Regis during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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