Hertfordshire weather live forecast

Today's maximum temperature in Hertfordshire is expected to be 19°C. Select a day from the live weather forecast for Hertfordshire (Watford), UK for more weather parameters.

Wednesday
29th Apr
19

6

14

5
Thursday
30th Apr
20

9

15

5
Friday
1st May
24

10

6

4
Saturday
2nd May
20

9

3

4
Sunday
3rd May
18

9

1

4

5-day weather forecast updated at 04:03 on Wednesday 29th 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 29th April 2026

Expect clear skies in Hertfordshire with a maximum temperature of 19°C, maximum UV of 5 (Moderate) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the east.

19
°C maximum temperature
6
°C minimum temperature
clear skies
14
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
19
°C wind chill
23
kph wind from E

Hertfordshire weather for Thursday 30th 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 19 kph from the east.

20
°C maximum temperature
9
°C minimum temperature
clear skies
15
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
20
°C wind chill
19
kph wind from E

Hertfordshire weather for Friday 1st May 2026

Expect mostly cloudy with light rain in Hertfordshire with a maximum temperature of 24°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 31% chance of some rain and a gentle breeze of 16 kph from the south-west.

24
°C maximum temperature
10
°C minimum temperature
mostly cloudy with light rain
6
hours of sunshine
4
UV index (Moderate)
31
% chance of some rain
<5
mm of rainfall expected
24
°C wind chill
16
kph wind from SW

Hertfordshire weather for Saturday 2nd May 2026

Expect broken clouds in Hertfordshire with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the south-west.

20
°C maximum temperature
9
°C minimum temperature
broken clouds
3
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
11
kph wind from SW

Hertfordshire weather for Sunday 3rd May 2026

Expect overcast skies in Hertfordshire with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north-east.