Eastbourne
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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.

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

Eastbourne Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Eastbourne - and find the best time to visit.

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 records 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 2026.

  • 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
pleasant
tolerable
unpleasant
poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

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.

  • Cycling
    9/10
  • Walking
    9/10
  • Camping
    8/10
  • Outdoor sports
    9/10

Eastbourne 3-Day Forecast

More climate data for Eastbourne

Popular in September

Where to go in September - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.