Harwich weather in August 2025

Expect 21°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Harwich in August. Check more long-term weather averages for Harwich in August before you book your next holiday to England in 2025/2026.

21
21°C max day temperature
6
6 hours of sunshine per day
14
14 days with some rainfall
12
12°C min night temperature
15
15 hours of daylight per day
0
No heat & humidity
46
46 mm of monthly rainfall
5
5 (Moderate) UV index
18
18°C sea temperature

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The August weather guide for England (Harwich) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)

More about England

How hot is it in Harwich in August?

Daytime temperatures usually reach 21°C in Harwich in August, falling to 12°C at night.

How sunny is it in Harwich in August?

There are normally 6 hours of bright sunshine each day in Harwich in August - that's 43% of daylight hours.

How warm is the sea around Harwich in August?

The average sea temperature around Harwich in August is 18°C.

Does it rain in Harwich in August?

There are usually 14 days with some rain in Harwich in August and the average monthly rainfall is 46mm.

Harwich August sunrise & sunset times

Browse the sunrise and sunset times for Harwich in August 2025. Select a month to view Harwich sunrise and sunset times for the next 12 months.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Date	Sunrise times	Sunset times
Friday, 1st August 2025	04:17	19:44
Saturday, 16th August 2025	04:41	19:16
Sunday, 31st August 2025	05:05	18:44

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