Hertfordshire weather

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Below are the temperatures expected today at popular destinations in Hertfordshire. Select a destination to compare today's forecast with average weather conditions.

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  • Hertfordshire weather today - current conditions (last 24-hours)

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The weather guide for Hertfordshire shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.

Which is the hottest month in Hertfordshire?

The hottest time of year in Watford, Hertfordshire is normally July. Expect maximum daytime temperatures to reach 22°C.

Which month has the most rain in Hertfordshire?

In terms of rainfall, December is usually the wettest month in Watford, Hertfordshire with 64mm on average. There are normally 15 days in December with some rain.

When is it sunniest in Hertfordshire?

The sunniest time of year in Watford, Hertfordshire is normally August with bright sunshine on average for 41% of daylight hours; that's 6 hours of sunshine per day.

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

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Compare Hertfordshire weather with the USA

Below the Hertfordshire weather chart shows average maximum daytime temperature for Hertfordshire, England (Watford) and the USA (Washington).

Maximum daytime temperature (°C)

Hertfordshire, England (Watford)
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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

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