Devon weather in August 2025

Q: How hot is it in Devon in August?

Daytime temperatures usually reach 20°C in Exeter, Devon in August, falling to 12°C at night.

Q: How sunny is it in Devon in August?

There are normally 6 hours of bright sunshine each day in Exeter, Devon in August - that's 41% of daylight hours.

Q: Does it rain in Devon in August?

There are usually 13 days with some rain in Exeter, Devon in August and the average monthly rainfall is 70mm.

Expect 68°F daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Devon in August. Check more long-term weather averages for Devon in August before you book your next holiday to Devon in 2025/2026.

68
68°F max day temperature
6
6 hours of sunshine per day
13
13 days with some rainfall
54
54°F min night temperature
14
14 hours of daylight per day
0
No heat & humidity
2.8
2.8 inches of monthly rainfall
6
6 (High) UV index

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The August weather guide for Devon (Exeter) 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.

Top Devon destinations

Below are average maximum temperatures at popular countries, regions and places in Devon in August. Select a holiday destination to see more weather parameters.

Metric (°C) | Imperial (°F)

More about the UK

How hot is it in Devon in August?

Daytime temperatures usually reach 68°F in Exeter, Devon in August, falling to 54°F at night.

How sunny is it in Devon in August?

There are normally 6 hours of bright sunshine each day in Exeter, Devon in August - that's 41% of daylight hours.

Does it rain in Devon in August?

There are usually 13 days with some rain in Exeter, Devon in August and the average monthly rainfall is 2.8 inches.

Devon August sunrise & sunset times

Browse the sunrise and sunset times for Devon in August 2025. Select a month to view Devon sunrise and sunset times for the next 12 months. The Devon sunrise and sunset times shown below are for Exeter.

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