Eastbourne Weather in September
September in Eastbourne brings pleasant temperatures, with highs of 19°C (66°F) and nights dropping to 15°C (59°F). Rainfall is on the higher side this month, averaging around 74 mm (2.9 in), so keep a rain jacket handy.
Rainfall in Eastbourne in September
Past climate data indicates that roughly 12 days will see rain, totalling around 74 mm (2.9 in) for the month. The rainfall pattern this month is fairly balanced. Showers tend to be moderate rather than extreme.
Temperature in Eastbourne in September
Daytime highs in Eastbourne in September reach 19°C (66°F), with nights around 15°C (59°F). September is part of the summer season. Temperatures can feel cooler in the morning and evening, so layering is often the best approach. With lows of 15°C (59°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest.If your ideal day consists of dry skies and pleasant temperatures, August typically offers the best circumstances for Eastbourne.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United Kingdom, check out our Eastbourne's climate page.
Eastbourne Temperature in September
Min Temperature
15°C (59°F)
Max Temperature
19°C (66°F)
Chance of Rain
41%
Precipitation
74 mm (2.9 in)
Rainy days
12 days
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Eastbourne typically stay consistent throughout September, with daily highs averaging around 19°C (66°F). Nights are cool, with lows typically ranging from 10°C (50°F) to 12°C (54°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Eastbourne in September
Browse day-by-day weather records for Eastbourne spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Eastbourne historical weather extremes in September
The extremes listed below come from historical weather data collected in Eastbourne from 1976 through 2025.
- The warmest day in September was on September 9, 2023, with a maximum of 30°C (86°F).
- The lowest daytime temperature in September was 10°C (50°F), recorded on September 27, 1993.
- Nighttime temperatures dropped to 2°C (36°F) on September 23, 1979, marking the coldest September night on record.
Best Places in the United Kingdom in September
Find out more about the weather in the United Kingdom and which places have the best travel conditions in this month. See all of the United Kingdom in September →
perfect weather
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tolerable
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What to Wear in Eastbourne in September
Pleasant temperatures in September mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days.What To Do in Eastbourne in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United Kingdom, check out our Eastbourne's climate page.
See the full Eastbourne climate overview or explore weather in the United Kingdom.
