Hertfordshire weather live forecast

Today's maximum temperature in Hertfordshire is expected to be 11°C. Select a day from the live weather forecast for Hertfordshire (Watford), UK for more weather parameters.

Wednesday
13th May
11

6

4

2
Thursday
14th May
12

5

6

4
Friday
15th May
13

4

3

5
Saturday
16th May
13

2

6

4
Sunday
17th May
16

7

3

4

5-day weather forecast updated at 04:03 on Wednesday 13th May 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 13th May 2026

Expect mostly cloudy with light rain in Hertfordshire with a maximum temperature of 11°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 67% chance of some rain and a moderate breeze of 21 kph from the west.

11
°C maximum temperature
6
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
2
UV index (Low)
67
% chance of some rain
<2
mm of rainfall expected
11
°C wind chill
21
kph wind from W

Hertfordshire weather for Thursday 14th May 2026

Expect broken clouds in Hertfordshire with a maximum temperature of 12°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north.

12
°C maximum temperature
5
°C minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
12
°C wind chill
15
kph wind from N

Hertfordshire weather for Friday 15th May 2026

Expect broken clouds in Hertfordshire with a maximum temperature of 13°C, maximum UV of 5 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north.

13
°C maximum temperature
4
°C minimum temperature
broken clouds
3
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
17
kph wind from N

Hertfordshire weather for Saturday 16th May 2026

Expect broken clouds in Hertfordshire with a maximum temperature of 13°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the west.

13
°C maximum temperature
2
°C minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
16
kph wind from W

Hertfordshire weather for Sunday 17th May 2026

Expect mostly cloudy with light rain in Hertfordshire with a maximum temperature of 16°C, maximum UV of 4 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 61% chance of some rain and a gentle breeze of 15 kph from the south-west.