Hertfordshire weather in July 2025

Q: How hot is it in Hertfordshire in July?

Daytime temperatures usually reach 22°C in Watford, Hertfordshire in July, falling to 12°C at night.

Q: How sunny is it in Hertfordshire in July?

There are normally 6 hours of bright sunshine each day in Watford, Hertfordshire in July - that's 38% of daylight hours.

Q: Does it rain in Hertfordshire in July?

There are usually 11 days with some rain in Watford, Hertfordshire in July and the average monthly rainfall is 49mm.

Expect 22°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Hertfordshire in July. Check more long-term weather averages for Hertfordshire in July before you book your next holiday to Hertfordshire in 2025/2026.

22
22°C max day temperature
6
6 hours of sunshine per day
11
11 days with some rainfall
12
12°C min night temperature
16
16 hours of daylight per day
0
No heat & humidity
49
49 mm of monthly rainfall
6
6 (High) UV index

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The July weather guide for Hertfordshire (Watford) 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.

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

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How hot is it in Hertfordshire in July?

Daytime temperatures usually reach 22°C in Watford, Hertfordshire in July, falling to 12°C at night.

How sunny is it in Hertfordshire in July?

There are normally 6 hours of bright sunshine each day in Watford, Hertfordshire in July - that's 38% of daylight hours.

Does it rain in Hertfordshire in July?

There are usually 11 days with some rain in Watford, Hertfordshire in July and the average monthly rainfall is 49mm.

Hertfordshire July sunrise & sunset times

Browse the sunrise and sunset times for Hertfordshire in July 2025. Select a month to view Hertfordshire sunrise and sunset times for the next 12 months. The Hertfordshire sunrise and sunset times shown below are for Watford.

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