Weather in Worthing for September 2025
Yellow Wind Warning - See hour by hour.
Until now, September 2025 in Worthing is slightly cooler than the historical average by -1.4 °C.
Expect cooler weather in the next days in Worthing with the forecast suggesting a temperature of 17.4 °C, lower than the historical average.
In general, the average temperature in Worthing at the beginning of September is 20 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 16.9 °C by the end of September.
Worthing in September brings notable rainfall, with an average of 18 rainy days and a total precipitation of 111.2 mm.
New! Chat with our AI weatherman - it’s amazing and free.
Official Weather Alert ⚠️
Temperatures
Rain 🌧️
More
Worthing Weather September
Temperatures trend during September in Worthing
September weather in Worthing day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Moderate rain | 20° /16° | 8.2 mm | 4 | |
| 2 Sept. |  Patchy rain possible | 19° /15° | 3 mm | 4 | |
| 3 Sept. | Light rain shower | 20° /16° | 2.8 mm | 5 | |
| 4 Sept. | Light rain shower | 20° /15° | 3.5 mm | 5 | |
| 5 Sept. |  Sunny | 19° /15° | 9.3 mm | 5 | |
| 6 Sept. |  Overcast | 20° /17° | 4.1 mm | 5 | |
| 7 Sept. |  Patchy light drizzle | 22° /17° | 0.5 mm | 5 | |
| 8 Sept. |  Partly cloudy | 19° /16° | 2.6 mm | 5 | |
| 9 Sept. | Sunny | 20° /15° | 0 mm | 5 | |
| 10 Sept. | Partly cloudy | 20° /15° | 3.3 mm | 5 | |
| 11 Sept. | Sunny | 17° /13° | 1.7 mm | 4 | |
| 12 Sept. | Light rain shower | 17° /12° | 2.4 mm | 4 | |
| 13 Sept. | Overcast | 17° /12° | 4.1 mm | 4 | |
| 14 Sept. | Partly cloudy | 17° /13° | 0 mm | 5 | |
| 15 Sept. | Patchy rain possible | 17° /15° | 1.9 mm | 1 | |
| 16 Sept. | Patchy rain possible | 18° /14° | 0.5 mm | 0.7 | |
| 17 Sept. | Patchy rain possible | 18° /15° | 3.9 mm | 0.3 | |
| 18 Sept. | Patchy rain possible | 19° /17° | 0.1 mm | 0.8 | |
| 19 Sept. | Sunny | 19° /17° | 0 mm | 0.9 | |
| 20 Sept. | Patchy rain possible | 18° /17° | 2.7 mm | 4 | |
| 21 Sept. | Patchy rain possible | 17° /16° | 0.4 mm | 4 | |
| 22 Sept. | Patchy rain possible | 17° /15° | 0.8 mm | 4 | |
| 23 Sept. | Moderate rain | 16° /14° | 18.1 mm | 4 | |
| 24 Sept. | Patchy rain possible | 17° /16° | 1.5 mm | 4 | |
| 25 Sept. | Patchy rain possible | 17° /16° | 2.2 mm | 4 | |
| 26 Sept. | Sunny | 17° /13° | 0 mm | 4 | |
| 27 Sept. | Patchy rain possible | 18° /17° | 0.6 mm | 4 | |
| 28 Sept. | Patchy rain possible | 16° /15° | 1 mm | 4 | |
| 29 Sept. | Light rain shower | 16° /12° | 1.8 mm | 4 | |
| 30 Sept. | Partly cloudy | 17° /12° | 6 mm | 5 | |
| Next | |||||
Worthing in September - FAQ
September rainfall patterns in Worthing
UV exposure in Worthing during September
Quick links
Where is Worthing?Get accurate weather forecasts for Worthing, located at latitude 50.818 and longitude -0.375. Stay updated with localized weather information tailored for Worthing.