Climate averages 1991–2020

Eastbourne weather
in August.

A mild, moderately wet month: the warmest and the 6th driest of the year.

Long-term climate patterns, not a forecast for a particular trip.

Average high 19.2°C Daytime mean, August

Average low 15.4°C Night-time mean, August

Rainfall 61 mm 10 days with ≥1 mm

Daylight 15 h Sunrise to sunset, per day

August is a mild month in Eastbourne: daytime highs average 19.2°C and nights cool to about 15.4°C. By daytime temperature it is the warmest month of the year.

Expect about 61 mm of rain on roughly 10 days, which makes August a moderately wet month (the 6th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 14 h 33 min on an average August day.

The nearest other city in this atlas is Hastings, United Kingdom (23 km away). In August its highs average 20.2°C, 1.0°C warmer than Eastbourne, with 59 mm of rain.

Among the 143 cities listed in the United Kingdom, Eastbourne ranks joint 97th of 143 for the warmest August highs and joint 16th of 143 for the driest August (rainfall, lowest first). The mean August high of those 143 cities is 19.7°C; Eastbourne is 0.5°C cooler than that mean.

From August to September, average highs fall by 1.6°C to 17.6°C, and monthly rainfall rises from 61 mm to 66 mm.

The annual picture

August in context

30-year average

Average highAverage low°C

Monthly rainfall

Average total · mm

Averages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated

Every month, side by side

Eastbourne climate table

1991–2020

Monthly climate averages for Eastbourne, 1991–2020
Month	Average highHigh / low	Average low	Rainfall mm/month	Rain days ≥1 mm/day	Daylight hours/dayDaylight h/day
January	7.9°C4.9°C	4.9°C	95	14.6	8.59 h
February	7.6°C4.5°C	4.5°C	66	11.6	10.010 h
March	9.1°C5.5°C	5.5°C	50	9.9	11.812 h
April	11.3°C7.2°C	7.2°C	46	9.0	13.814 h
May	14.1°C9.9°C	9.9°C	47	8.5	15.515 h
June	16.6°C12.5°C	12.5°C	45	8.7	16.416 h
July	18.6°C14.8°C	14.8°C	48	8.4	16.016 h
August, selected	19.2°C15.4°C	15.4°C	61	9.5	14.515 h
September	17.6°C13.8°C	13.8°C	66	10.6	12.713 h
October	14.6°C11.4°C	11.4°C	113	14.3	10.811 h
November	11.2°C8.1°C	8.1°C	121	15.8	9.09 h
December	8.7°C5.8°C	5.8°C	109	14.4	8.18 h

Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.

Compare places

August in nearby cities

Distance from Eastbourne

Read the numbers correctly

Climate, not a promise.

These patterns help compare months. They cannot tell you the weather on a specific day of your trip.

Sources, method and limits

How these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Eastbourne) is explained once on the Eastbourne year overview and on the Sources, method and limits page.