Grantham weather live forecast

Tomorrow's maximum temperature in Grantham is expected to be 16°C.

Thursday
5th Jun

16

11

2
Friday
6th Jun

17

10

4
Saturday
7th Jun

16

10

1
Sunday
8th Jun

16

9

8
Monday
9th Jun

19

9

0

5-day weather forecast updated at 04:03 on Thursday 5th June 2025 GMT

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

Grantham weather forecast by day

Below are the detailed weather forecasts for Grantham for the next 5 days.

Grantham weather for Thursday 5th June 2025

Expect mostly cloudy with rain in Grantham, England with a maximum temperature of 16°C, maximum UV of 2 (Low) and 2 hours of bright sunshine. There are 5-10 mm of rainfall expected with 93% chance of some rain and a moderate breeze of 24 kph from the south-west.

16
°C maximum temperature
11
°C minimum temperature
mostly cloudy with rain
2
hours of sunshine
2
UV index (Low)
93
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
24
kph wind from SW

Grantham weather for Friday 6th June 2025

Expect mostly cloudy with light rain in Grantham, England with a maximum temperature of 17°C, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 34% chance of some rain and a moderate breeze of 23 kph from the west.

17
°C maximum temperature
10
°C minimum temperature
mostly cloudy with light rain
4
hours of sunshine
4
UV index (Moderate)
34
% chance of some rain
<2
mm of rainfall expected
17
°C wind chill
23
kph wind from W

Grantham weather for Saturday 7th June 2025

Expect isolated thunderstorms in Grantham, England with a maximum temperature of 16°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 99% chance of some rain and a moderate breeze of 25 kph from the south.

16
°C maximum temperature
10
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
3
UV index (Moderate)
99
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
25
kph wind from S

Grantham weather for Sunday 8th June 2025

Expect broken clouds in Grantham, England with a maximum temperature of 16°C, maximum UV of 5 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 30 kph from the north-west.

16
°C maximum temperature
9
°C minimum temperature
broken clouds
8
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
30
kph wind from NW

Grantham weather for Monday 9th June 2025

Expect mostly cloudy with light rain in Grantham, England with a maximum temperature of 19°C, maximum UV of 4 (Moderate) and no hours of bright sunshine. There are 0-2 mm of rainfall expected with 33% chance of some rain and a moderate breeze of 26 kph from the south-west.