Hertfordshire weather live forecast

Today's maximum temperature in Hertfordshire is expected to be 16°C. Select a day from the live weather forecast for Hertfordshire (Watford), UK for more weather parameters.

Wednesday
22nd Apr
16

5

12

4
Thursday
23rd Apr
20

5

14

5
Friday
24th Apr
20

4

15

5
Saturday
25th Apr
20

4

9

5
Sunday
26th Apr
18

6

5

4

5-day weather forecast updated at 04:03 on Tuesday 21st 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 Wednesday 22nd April 2026

Expect scattered clouds in Hertfordshire with a maximum temperature of 16°C, maximum UV of 4 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the east.

16
°C maximum temperature
5
°C minimum temperature
scattered clouds
12
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
21
kph wind from E

Hertfordshire weather for Thursday 23rd April 2026

Expect clear skies in Hertfordshire with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the east.

20
°C maximum temperature
5
°C minimum temperature
clear skies
14
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
20
°C wind chill
18
kph wind from E

Hertfordshire weather for Friday 24th April 2026

Expect clear skies in Hertfordshire with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the east.

20
°C maximum temperature
4
°C minimum temperature
clear skies
15
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
20
°C wind chill
13
kph wind from E

Hertfordshire weather for Saturday 25th April 2026

Expect scattered clouds in Hertfordshire with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north-east.

20
°C maximum temperature
4
°C minimum temperature
scattered clouds
9
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
20
°C wind chill
10
kph wind from NE

Hertfordshire weather for Sunday 26th April 2026

Expect broken clouds in Hertfordshire with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the east.