Hertfordshire weather live forecast

Today's maximum temperature in Hertfordshire is expected to be 64°F. Select a day from the live weather forecast for Hertfordshire (Watford), UK for more weather parameters.

Friday
3rd Oct
64

57

2

1
Saturday
4th Oct
59

48

4

2
Sunday
5th Oct
61

46

0

2
Monday
6th Oct
66

52

3

2
Tuesday
7th Oct
66

52

1

1

5-day weather forecast updated at 04:03 on Thursday 2nd October 2025 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 Friday 3rd October 2025

Expect mostly cloudy with rain in Hertfordshire with a maximum temperature of 64°F, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 10-20 mm of rainfall expected with 78% chance of some rain and a moderate breeze of 17 mph from the south-west.

64
°F maximum temperature
57
°F minimum temperature
mostly cloudy with rain
2
hours of sunshine
1
UV index (Low)
78
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
17
mph wind from SW

Hertfordshire weather for Saturday 4th October 2025

Expect mostly cloudy with light rain in Hertfordshire with a maximum temperature of 59°F, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 45% chance of some rain and a fresh breeze of 21 mph from the west.

59
°F maximum temperature
48
°F minimum temperature
mostly cloudy with light rain
4
hours of sunshine
2
UV index (Low)
45
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
21
mph wind from W

Hertfordshire weather for Sunday 5th October 2025

Expect broken clouds in Hertfordshire with a maximum temperature of 61°F, maximum UV of 2 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the west.

61
°F maximum temperature
46
°F minimum temperature
broken clouds
0
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
61
°F wind chill
14
mph wind from W

Hertfordshire weather for Monday 6th October 2025

Expect broken clouds in Hertfordshire with a maximum temperature of 66°F, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 17 mph from the south-west.

66
°F maximum temperature
52
°F minimum temperature
broken clouds
3
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
17
mph wind from SW

Hertfordshire weather for Tuesday 7th October 2025

Expect mostly cloudy with light rain in Hertfordshire with a maximum temperature of 66°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 22% chance of some rain and a moderate breeze of 13 mph from the west.