Grantham weather by month

Check out Grantham weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Grantham (°C)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
6°C maximum daytime temperature in January in Grantham6
6°C maximum daytime temperature in February in Grantham6
9°C maximum daytime temperature in March in Grantham9
12°C maximum daytime temperature in April in Grantham12
16°C maximum daytime temperature in May in Grantham16
19°C maximum daytime temperature in June in Grantham19
21°C maximum daytime temperature in July in Grantham21
21°C maximum daytime temperature in August in Grantham21
18°C maximum daytime temperature in September in Grantham18
14°C maximum daytime temperature in October in Grantham14
9°C maximum daytime temperature in November in Grantham9
7°C maximum daytime temperature in December in Grantham7
Min temperature (night-time)
0°C minimum night-time temperature in January in Grantham0
0°C minimum night-time temperature in February in Grantham0
2°C minimum night-time temperature in March in Grantham2
3°C minimum night-time temperature in April in Grantham3
6°C minimum night-time temperature in May in Grantham6
9°C minimum night-time temperature in June in Grantham9
11°C minimum night-time temperature in July in Grantham11
11°C minimum night-time temperature in August in Grantham11
9°C minimum night-time temperature in September in Grantham9
6°C minimum night-time temperature in October in Grantham6
3°C minimum night-time temperature in November in Grantham3
1°C minimum night-time temperature in December in Grantham1
Heat & Humidity
No heat & humidity in January in Grantham0
No heat & humidity in February in Grantham0
No heat & humidity in March in Grantham0
No heat & humidity in April in Grantham0
No heat & humidity in May in Grantham0
No heat & humidity in June in Grantham0
No heat & humidity in July in Grantham0
No heat & humidity in August in Grantham0
No heat & humidity in September in Grantham0
No heat & humidity in October in Grantham0
No heat & humidity in November in Grantham0
No heat & humidity in December in Grantham0

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Grantham

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
8 hours of daylight per day in January in Grantham8
10 hours of daylight per day in February in Grantham10
12 hours of daylight per day in March in Grantham12
14 hours of daylight per day in April in Grantham14
16 hours of daylight per day in May in Grantham16
17 hours of daylight per day in June in Grantham17
16 hours of daylight per day in July in Grantham16
15 hours of daylight per day in August in Grantham15
13 hours of daylight per day in September in Grantham13
11 hours of daylight per day in October in Grantham11
9 hours of daylight per day in November in Grantham9
8 hours of daylight per day in December in Grantham8
UV Index (Maximum)
UV (maximum) index 1 (Low) in January in Grantham1
UV (maximum) index 1 (Low) in February in Grantham1
UV (maximum) index 2 (Low) in March in Grantham2
UV (maximum) index 4 (Moderate) in April in Grantham4
UV (maximum) index 5 (Moderate) in May in Grantham5
UV (maximum) index 6 (High) in June in Grantham6
UV (maximum) index 6 (High) in July in Grantham6
UV (maximum) index 5 (Moderate) in August in Grantham5
UV (maximum) index 4 (Moderate) in September in Grantham4
UV (maximum) index 2 (Low) in October in Grantham2
UV (maximum) index 1 (Low) in November in Grantham1
No UV (maximum) index in December in Grantham0

Rainfall in Grantham

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
17 days with some rainfall in January in Grantham17
14 days with some rainfall in February in Grantham14
15 days with some rainfall in March in Grantham15
14 days with some rainfall in April in Grantham14
14 days with some rainfall in May in Grantham14
12 days with some rainfall in June in Grantham12
11 days with some rainfall in July in Grantham11
13 days with some rainfall in August in Grantham13
12 days with some rainfall in September in Grantham12
14 days with some rainfall in October in Grantham14
15 days with some rainfall in November in Grantham15
15 days with some rainfall in December in Grantham15
Average monthly rainfall (mm)
51 mm monthly rainfall in January in Grantham51
41 mm monthly rainfall in February in Grantham41
49 mm monthly rainfall in March in Grantham49
51 mm monthly rainfall in April in Grantham51
53 mm monthly rainfall in May in Grantham53
54 mm monthly rainfall in June in Grantham54
49 mm monthly rainfall in July in Grantham49
62 mm monthly rainfall in August in Grantham62
49 mm monthly rainfall in September in Grantham49
47 mm monthly rainfall in October in Grantham47
55 mm monthly rainfall in November in Grantham55
54 mm monthly rainfall in December in Grantham54

More about Grantham

Grantham by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for England (Grantham) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Grantham?

Grantham has a temperate climate with warm summers and some rainfall in all months.

Metric (°C / mm)  |  Imperial (°F / inches)

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Tropical storm risk: Grantham hurricane season

% of month affected by tropical storms
0
0
0
0
0
0
0
0
0
0
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

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More about England

Compare Grantham with the USA

Below the Grantham chart shows average maximum daytime temperature for Grantham, Lincolnshire, England and the USA (Washington).

Maximum daytime temperature (°C)

Grantham, Lincolnshire, England
USA (Washington)
6
5
6
7
9
13
12
19
16
24
19
29
21
31
21
30
18
26
14
20
9
14
7
8
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

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