Northamptonshire weather live forecast

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

Tuesday
16th Sep
16

11

3

3
Wednesday
17th Sep
17

12

4

2
Thursday
18th Sep
21

14

4

2
Friday
19th Sep
21

14

5

2
Saturday
20th Sep
19

12

4

1

5-day weather forecast updated at 04:04 on Tuesday 16th September 2025 GMT

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

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Northamptonshire weather forecast by day

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

Northamptonshire weather for Tuesday 16th September 2025

Expect mostly cloudy with light rain in Northamptonshire with a maximum temperature of 16°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0-2 mm of rainfall expected with 25% chance of some rain and a moderate breeze of 23 kph from the west.

16
°C maximum temperature
11
°C minimum temperature
mostly cloudy with light rain
3
hours of sunshine
3
UV index (Moderate)
25
% chance of some rain
<2
mm of rainfall expected
16
°C wind chill
23
kph wind from W

Northamptonshire weather for Wednesday 17th September 2025

Expect mostly cloudy with rain in Northamptonshire with a maximum temperature of 17°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 20-30 mm of rainfall expected with 76% chance of some rain and a moderate breeze of 26 kph from the south-west.

17
°C maximum temperature
12
°C minimum temperature
mostly cloudy with rain
4
hours of sunshine
2
UV index (Low)
76
% chance of some rain
<30
mm of rainfall expected
0
no heat & humidity
26
kph wind from SW

Northamptonshire weather for Thursday 18th September 2025

Expect broken clouds in Northamptonshire with a maximum temperature of 21°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the south-west.

21
°C maximum temperature
14
°C minimum temperature
broken clouds
4
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
21
°C wind chill
25
kph wind from SW

Northamptonshire weather for Friday 19th September 2025

Expect broken clouds in Northamptonshire with a maximum temperature of 21°C, maximum UV of 2 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-west.

21
°C maximum temperature
14
°C minimum temperature
broken clouds
5
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
21
°C wind chill
17
kph wind from SW

Northamptonshire weather for Saturday 20th September 2025

Expect mostly cloudy with light rain in Northamptonshire with a maximum temperature of 19°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 53% chance of some rain and a gentle breeze of 18 kph from the south-west.