Hertfordshire weather live forecast

Today's maximum temperature in Hertfordshire is expected to be 15°C. Select a day from the live weather forecast for Hertfordshire (Watford), UK for more weather parameters.

Tuesday
21st Apr
15

5

9

2
Wednesday
22nd Apr
17

6

13

4
Thursday
23rd Apr
19

4

10

5
Friday
24th Apr
17

4

4

5
Saturday
25th Apr
18

4

7

4

5-day weather forecast updated at 04:03 on Monday 20th April 2026 GMT

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The 5-day weather forecast for Hertfordshire (Watford) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

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Hertfordshire weather forecast by day

Below are the detailed weather forecasts for Hertfordshire for the next 5 days. The forecasts shown are for Watford and may not represent the whole of Hertfordshire. Browse more destinations in Hertfordshire to view more weather forecasts.

Hertfordshire weather for Tuesday 21st April 2026

Expect scattered clouds in Hertfordshire with a maximum temperature of 15°C, maximum UV of 2 (Low) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north-east.

15
°C maximum temperature
5
°C minimum temperature
scattered clouds
9
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
15
°C wind chill
19
kph wind from NE

Hertfordshire weather for Wednesday 22nd April 2026

Expect scattered clouds in Hertfordshire with a maximum temperature of 17°C, maximum UV of 4 (Moderate) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the east.

17
°C maximum temperature
6
°C minimum temperature
scattered clouds
13
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
23
kph wind from E

Hertfordshire weather for Thursday 23rd April 2026

Expect broken clouds in Hertfordshire with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north-east.

19
°C maximum temperature
4
°C minimum temperature
broken clouds
10
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
19
°C wind chill
15
kph wind from NE

Hertfordshire weather for Friday 24th April 2026

Expect broken clouds in Hertfordshire with a maximum temperature of 17°C, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north-east.

17
°C maximum temperature
4
°C minimum temperature
broken clouds
4
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
9
kph wind from NE

Hertfordshire weather for Saturday 25th April 2026

Expect broken clouds in Hertfordshire with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north.