Grantham weather live forecast

Today's maximum temperature in Grantham is expected to be 68°F. Select a day from the live weather forecast for Grantham, England, UK for more weather parameters.

Friday
1st Aug
68

57

4

4
Saturday
2nd Aug
72

55

7

3
Sunday
3rd Aug
73

55

4

3
Monday
4th Aug
72

57

1

3
Tuesday
5th Aug
66

55

9

5

5-day weather forecast updated at 04:03 on Friday 1st August 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 Friday 1st August 2025

Expect broken clouds in Grantham, England with a maximum temperature of 68°F, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 13 mph from the north-west.

68
°F maximum temperature
57
°F minimum temperature
broken clouds
4
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
68
°F wind chill
13
mph wind from NW

Grantham weather for Saturday 2nd August 2025

Expect broken clouds in Grantham, England with a maximum temperature of 72°F, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the west.

72
°F maximum temperature
55
°F minimum temperature
broken clouds
7
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
72
°F wind chill
11
mph wind from W

Grantham weather for Sunday 3rd August 2025

Expect mostly cloudy with light rain in Grantham, England with a maximum temperature of 73°F, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0-2 mm of rainfall expected with 56% chance of some rain and a moderate breeze of 17 mph from the west.

73
°F maximum temperature
55
°F minimum temperature
mostly cloudy with light rain
4
hours of sunshine
3
UV index (Moderate)
56
% chance of some rain
<2
mm of rainfall expected
73
°F wind chill
17
mph wind from W

Grantham weather for Monday 4th August 2025

Expect mostly cloudy with light rain in Grantham, England with a maximum temperature of 72°F, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 68% chance of some rain and a fresh breeze of 21 mph from the south-west.

72
°F maximum temperature
57
°F minimum temperature
mostly cloudy with light rain
1
hour of sunshine
3
UV index (Moderate)
68
% chance of some rain
<2
mm of rainfall expected
72
°F wind chill
21
mph wind from SW

Grantham weather for Tuesday 5th August 2025

Expect scattered clouds in Grantham, England with a maximum temperature of 66°F, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 22 mph from the west.