East Sussex (Eastbourne)
September
Weather in East Sussex for September 2027
Your guide to East Sussex weather in September - trends and predictions
In general, the average temperature in East Sussex at the beginning of September is 19.8 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 17 °C by the end of September.
The climate of East Sussex in September is notably wet, with an average of 11 rainy days, and a total of 74.2 mm of precipitation.
Is September a good time to visit East Sussex? check out the best time to travel to East Sussex page.
✨ Is September a good time to visit East Sussex? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
19
Dry days
11
Rainy days
0
Snow days
18°/14°
Temperatures
28 km/h
Avg max wind
77 %
Avg humidity
East Sussex Weather September
Move between months or click on a day
Temperatures trend during September in East Sussex
See the weather trend as well as the moving average line
September weather in East Sussex day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. |  Light rain | 20° /15° | 7.9 mm | 4 | |
| 2 Sept. |  Patchy rain possible | 19° /16° | 1.9 mm | 4 | |
| 3 Sept. | Patchy rain possible | 20° /16° | 1.8 mm | 4 | |
| 4 Sept. | Light rain | 20° /15° | 2.9 mm | 4 | |
| 5 Sept. | Light rain | 19° /14° | 5.3 mm | 5 | |
| 6 Sept. | Light rain | 21° /16° | 3.9 mm | 5 | |
| 7 Sept. |  Partly cloudy | 21° /17° | 0.8 mm | 4 | |
| 8 Sept. | Light rain | 19° /15° | 4.9 mm | 4 | |
| 9 Sept. | Patchy rain possible | 20° /14° | 0.1 mm | 5 | |
| 10 Sept. | Patchy rain possible | 19° /15° | 2 mm | 4 | |
| 11 Sept. | Patchy rain possible | 18° /14° | 2.3 mm | 4 | |
| 12 Sept. | Patchy rain possible | 18° /12° | 2.1 mm | 4 | |
| 13 Sept. | Light rain | 18° /13° | 4 mm | 4 | |
| 14 Sept. | Partly cloudy | 18° /13° | 0.4 mm | 4 | |
| 15 Sept. |  Sunny | 18° /14° | 0.6 mm | 4.6 | |
| 16 Sept. | Sunny | 19° /13° | 0.5 mm | 4.5 | |
| 17 Sept. | Light drizzle | 19° /14° | 1.1 mm | 3 | |
| 18 Sept. | Patchy rain possible | 19° /15° | 1.6 mm | 4 | |
| 19 Sept. | Light rain shower | 20° /16° | 1.2 mm | 4 | |
| 20 Sept. | Light rain | 19° /15° | 4.5 mm | 4 | |
| 21 Sept. | Light rain | 18° /12° | 3.3 mm | 4 | |
| 22 Sept. | Light rain shower | 18° /12° | 2.4 mm | 4 | |
| 23 Sept. | Partly cloudy | 17° /12° | 0.5 mm | 3.9 | |
| 24 Sept. | Patchy rain possible | 17° /13° | 0.6 mm | 3 | |
| 25 Sept. | Light rain | 18° /14° | 2.5 mm | 3.7 | |
| 26 Sept. | Light rain | 17° /13° | 3.8 mm | 3 | |
| 27 Sept. | Light rain | 16° /13° | 5.7 mm | 3 | |
| 28 Sept. | Patchy rain possible | 16° /12° | 0.5 mm | 3 | |
| 29 Sept. | Patchy rain possible | 18° /12° | 0.9 mm | 3 | |
| 30 Sept. | Light rain | 17° /13° | 4.2 mm | 3.3 | |
| Next | |||||
Important Notice
Our weather forecast for East Sussex 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 East Sussex forecast closer to your planned date for the most up-to-date weather information.
Change Month
East Sussex in September - FAQ
What are the expected maximum and minimum temperatures in East Sussex 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 East Sussex during September?
Moderate rainfall is anticipated in East Sussex during September, with a total of 74.2 mm spread over approximately 11 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in East Sussex during September?
The average wind speed in East Sussex during September is 28 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in East Sussex
Explore the daily rainfall trends and prepare for East Sussexs September weather 💧
Typically, East Sussex has 11 rainy days in September with a total of 74.2 mm of rainfall.
UV exposure in East Sussex during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Top locations in East Sussex
Select a location for an accurate weather forecast
More Locations Quick links
More East Sussex weather pages
You are here
Found a mistake?
We appreciate your attention to details. Tell us here.