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Contents
- Weather in January
- Weather in February
- Weather in March
- Weather in April
- Weather in May
- Weather in June
- Weather in July
- Weather in August
- Weather in September
- Weather in October
- Weather in November
- Weather in December
- Frequently asked questions
- Average temperature
- Average pressure
- Average wind speed
- Average humidity
- Average rainfall
- Average rainfall days
- Average snowfall
- Average snowfall days
- Average daylight
- Average sunshine
- Average sunshine days
- Average UV index
- Average cloud cover
- Average visibility
Weather in January
January, like December, in Grantham, United Kingdom, is a wintry winter month, with an average temperature fluctuating between 5.8°C (42.4°F) and 1.6°C (34.9°F). January, known for its average high temperature of 5.8°C (42.4°F) and an average low temperature of 1.6°C (34.9°F), is the coldest month. Weather in January »
Weather in February
The last month of the winter, February, is a chilly month in Grantham, United Kingdom, with an average temperature ranging between min 1.8°C (35.2°F) and max 6.8°C (44.2°F). Grantham sees the arrival of February with an average high-temperature of a chilly 6.8°C (44.2°F), indicating a subtle variation from January. Weather in February »
Weather in March
The first month of the spring, March, is still a chilly month in Grantham, United Kingdom, with an average temperature varying between 9.8°C (49.6°F) and 2.5°C (36.5°F). The embrace of March brings a minor uplift in the average high-temperature, shifting from 6.8°C (44.2°F) in February to a still frosty 9.8°C (49.6°F). Weather in March »
Weather in April
April is a mild spring month in Grantham, United Kingdom, with temperature in the range of an average high of 13°C (55.4°F) and an average low of 4.2°C (39.6°F). The onset of April introduces a subtle rise in the average high-temperature, nudging from a frosty 9.8°C (49.6°F) in March to a mild 13°C (55.4°F). Weather in April »
Weather in May
May, the last month of the spring in Grantham, is another mild month, with an average temperature varying between 6.7°C (44.1°F) and 15.4°C (59.7°F). In the transition from April to May, Grantham reports an average high-temperature of a still mild 15.4°C (59.7°F), indicating a close resemblance to the prior month. Weather in May »
Weather in June
June, the first month of the summer in Grantham, is a refreshing month, with an average temperature ranging between min 9.3°C (48.7°F) and max 18.1°C (64.6°F). June's onset sees an average high-temperature of a comfortable 18.1°C (64.6°F), exhibiting a slight fluctuation from the previous month. Weather in June »
Weather in July
July in Grantham, United Kingdom, is an agreeable summer month, with an average temperature varying between 11.9°C (53.4°F) and 20.7°C (69.3°F). The warmest period is July, when temperatures fluctuate between an average high of 20.7°C (69.3°F) and a low of 11.9°C (53.4°F). Weather in July »
Weather in August
The last month of the summer, August, is another pleasant month in Grantham, United Kingdom, with an average temperature ranging between min 12.8°C (55°F) and max 20.3°C (68.5°F). Grantham experiences an average high-temperature of a still pleasant 20.3°C (68.5°F) in August, marking an insignificant shift from 20.7°C (69.3°F) in July. Weather in August »
Weather in September
September, the first month of the autumn in Grantham, is also an enjoyable month, with an average temperature fluctuating between 10.6°C (51.1°F) and 17.9°C (64.2°F). The advent of September reveals an average high-temperature of an enjoyable 17.9°C (64.2°F), showing minimal difference from the prior month. Weather in September »
Weather in October
October, the same as September, in Grantham, United Kingdom, is another mild autumn month, with temperature in the range of an average high of 14°C (57.2°F) and an average low of 8.3°C (46.9°F). The beginning of October brings a slight decrease in the average high-temperature, transitioning from a comfortable 17.9°C (64.2°F) in September to a mild 14°C (57.2°F). Weather in October »
Weather in November
The last month of the autumn, November, is also a frosty month in Grantham, United Kingdom, with an average temperature varying between 4.8°C (40.6°F) and 9.2°C (48.6°F). In Grantham, the beginning of November is marked by a marginally lowered average high-temperature, shifting from October's refreshing 14°C (57.2°F) to a chilly 9.2°C (48.6°F). Weather in November »
Weather in December
The first month of the winter, December, is still a chilly month in Grantham, United Kingdom, with an average temperature varying between 2.5°C (36.5°F) and 6.6°C (43.9°F). November's transformation into December witnesses an average high-temperature of a still chilly 6.6°C (43.9°F), noting a minor change from the preceding month. Weather in December »
[Resources]Frequently asked questions
What are the coldest months in Grantham?
Grantham's coldest month, January, generally records average temperatures ranging from a high of 5.8°C (42.4°F) to a low of 1.6°C (34.9°F).
How many days does it rain in Grantham?
Throughout the year, in Grantham, there are 152.3 rainfall days, and 262mm (10.31") of precipitation is accumulated.
When does it snow in Grantham?
Months with snowfall in Grantham, United Kingdom, are January through April, November and December.
When does it snow the most in Grantham?
January is the month with the most snowfall in Grantham, United Kingdom. Snow falls for 2.5 days and accumulates 17mm (0.67") of snow.
How many days does it snow in Grantham?
Throughout the year, in Grantham, there are 8.8 snowfall days, and 42mm (1.65") of snow is accumulated.
What is the month with the lowest UV index in Grantham?
The months with the lowest UV index in Grantham are January, February, November and December, with an average maximum UV index of 2.
What is the month with the least sunshine in Grantham?
The month with the least sunshine is February, with an average of 3.8h of sunshine.
What is the driest month in Grantham?
The months with the least rainfall are March and April Rain falls for 11.2 days and accumulates 15mm (0.59") of rain.
When it does not snow in Grantham?
In Grantham, snow does not fall in May through October.
What is the wettest month in Grantham?
June is the month with the most rainfall in Grantham, United Kingdom. Rain falls for 15.8 days and accumulates 37mm (1.46") of precipitation.
When are the longest days in Grantham?
The month with the longest days in Grantham, United Kingdom, is June, with an average of 16h and 48min of daylight.
What part of the year is the hottest in Grantham?
The month of July sees the average highest temperatures in Grantham, United Kingdom, reaching 20.7°C (69.3°F) at the peak and 11.9°C (53.4°F) at the low.
What is the month with the most sunshine in Grantham?
The months with the most sunshine in Grantham are July and August, with an average of 7.7h of sunshine.
What is the month with the highest UV index in Grantham?
The month with the highest UV index in Grantham is July, with an average maximum UV index of 5.
What is the least humid month in Grantham?
August is the least humid month in Grantham, United Kingdom, with an average relative humidity of 77%.
When is Daylight Saving Time (DST) in Grantham?
On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time ends in Grantham, and the time zone changes from BST to GMT. The next Daylight Saving Time starts on Sunday, 30. March 2025, at 1:00 am, and the time zone reverts from GMT to BST.
What is the most humid month in Grantham?
With an average relative humidity of 90%, December is the most humid month.
What is the month with the shortest days in Grantham?
With an average of 7h and 42min of daylight, December has the shortest days of the year in Grantham.
Average temperature
Grantham, United Kingdom
The warmest month (with the highest average high temperature) is July (20.7°C).
The month with the lowest average high temperature is January (5.8°C).
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).
Average pressure
Grantham, United Kingdom
- Average pressure in January:
1013.2mbar - Average pressure in February:
1012.7mbar - Average pressure in March:
1014.9mbar - Average pressure in April:
1015.6mbar - Average pressure in May:
1016.4mbar - Average pressure in June:
1015.7mbar
- Average pressure in July:
1014.5mbar - Average pressure in August:
1013.8mbar - Average pressure in September:
1016.1mbar - Average pressure in October:
1014.3mbar - Average pressure in November:
1009.7mbar - Average pressure in December:
1012.8mbar
The month with the highest atmospheric pressure is May (1016.4mbar).
The month with the lowest atmospheric pressure is November (1009.7mbar).
Average wind speed
Grantham, United Kingdom
- Average wind speed in January:
17.7km/h - Average wind speed in February:
18.3km/h - Average wind speed in March:
16.4km/h - Average wind speed in April:
14.1km/h - Average wind speed in May:
13.8km/h - Average wind speed in June:
12.8km/h
- Average wind speed in July:
12.7km/h - Average wind speed in August:
13.7km/h - Average wind speed in September:
13.4km/h - Average wind speed in October:
15.6km/h - Average wind speed in November:
16.6km/h - Average wind speed in December:
18.5km/h
The windiest month (with the highest average wind speed) is December (18.5km/h).
The calmest month (with the lowest average wind speed) is July (12.7km/h).
Average humidity
Grantham, United Kingdom
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (77%).
Average rainfall
Grantham, United Kingdom
The wettest month (with the highest rainfall) is June (37mm).
The driest months (with the least rainfall) are March and April (15mm).
Average rainfall days
Grantham, United Kingdom
- Average rainfall days in January:
10.7 days - Average rainfall days in February:
8.9 days - Average rainfall days in March:
11.2 days - Average rainfall days in April:
13.3 days - Average rainfall days in May:
15.4 days - Average rainfall days in June:
15.8 days
- Average rainfall days in July:
17.2 days - Average rainfall days in August:
15.8 days - Average rainfall days in September:
10.3 days - Average rainfall days in October:
10.5 days - Average rainfall days in November:
11.7 days - Average rainfall days in December:
11.5 days
The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is February (8.9 days).
Average snowfall
Grantham, United Kingdom
The month with the highest snowfall is January (17mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days
Grantham, United Kingdom
- Average snowfall days in January:
2.5 days - Average snowfall days in February:
3.1 days - Average snowfall days in March:
1.2 days - Average snowfall days in April:
0.3 days - Average snowfall days in May:
0 days - Average snowfall days in June:
0 days
- Average snowfall days in July:
0 days - Average snowfall days in August:
0 days - Average snowfall days in September:
0 days - Average snowfall days in October:
0 days - Average snowfall days in November:
0.1 days - Average snowfall days in December:
1.6 days
The month with the highest number of snowfall days is February (3.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Grantham, United Kingdom
- Average daylight in January:
8h and 1min - Average daylight in February:
9h and 5min - Average daylight in March:
11h and 5min - Average daylight in April:
14h and 0min - Average daylight in May:
15h and 5min - Average daylight in June:
16h and 5min
- Average daylight in July:
16h and 2min - Average daylight in August:
14h and 4min - Average daylight in September:
12h and 4min - Average daylight in October:
10h and 4min - Average daylight in November:
8h and 4min - Average daylight in December:
7h and 4min
The month with the longest days is June (Average daylight: 16h and 48min).
The month with the shortest days is December (Average daylight: 7h and 42min).
- Average sunshine in January:
4h and 1min - Average sunshine in February:
3h and 5min - Average sunshine in March:
5h and 3min - Average sunshine in April:
7h and 1min - Average sunshine in May:
7h and 1min - Average sunshine in June:
6h and 5min
- Average sunshine in July:
7h and 4min - Average sunshine in August:
7h and 4min - Average sunshine in September:
6h and 5min - Average sunshine in October:
4h and 2min - Average sunshine in November:
4h and 0min - Average sunshine in December:
4h and 2min
The months with the most sunshine are July and August (Average sunshine: 7h and 42min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days
Grantham, United Kingdom
- Average sunshine days in January:
15.8 days - Average sunshine days in February:
13.9 days - Average sunshine days in March:
15.5 days - Average sunshine days in April:
12.7 days - Average sunshine days in May:
10.8 days - Average sunshine days in June:
10.3 days
- Average sunshine days in July:
9.3 days - Average sunshine days in August:
10.1 days - Average sunshine days in September:
15.8 days - Average sunshine days in October:
15.9 days - Average sunshine days in November:
15 days - Average sunshine days in December:
15.9 days
The months with the most sunshine days are October and December (15.9 days).
The month with the least sunshine days is July (9.3 days).
Average UV index
Grantham, United Kingdom
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Grantham, United Kingdom
The month with the most cloud cover is November (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 49).
Average visibility
Grantham, United Kingdom
The months with the highest visibility are January, February, March, April, May, July, August, September, October and December (9km).
The months with the lowest visibility are June and November (8km).
Grantham, United Kingdom
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