Climate and monthly weather forecastGrateley, United Kingdom
Climate and monthly weather forecast
Weather in January
January, like December, is another chilly winter month in Grateley, United Kingdom, with an average temperature fluctuating between 2.3°C (36.1°F) and 6.9°C (44.4°F). In Grateley, the month of January is known for its lowest average temperatures, reaching a high of 6.9°C (44.4°F) and a low of 2.3°C (36.1°F). Weather in January »Weather in February
The last month of the winter, February, is also a frosty month in Grateley, United Kingdom, with an average temperature fluctuating between 7.6°C (45.7°F) and 2.3°C (36.1°F). Grateley, United Kingdom, ushers in February with an average high-temperature of a still chilly 7.6°C (45.7°F), showing a close resemblance to the previous month. Weather in February »Weather in March
March, the first month of the spring in Grateley, is a fresh month, with an average temperature ranging between max 10.1°C (50.2°F) and min 3°C (37.4°F). During March, Grateley observes a subtle ascent to a cool 10.1°C (50.2°F) from February's 7.6°C (45.7°F) in the average high-temperature. Weather in March »Weather in April
April in Grateley, United Kingdom, is a mild spring month, with an average temperature fluctuating between 13.5°C (56.3°F) and 4.5°C (40.1°F). April's onset brings a subtle temperature rise, moving from a fresh 10.1°C (50.2°F) in March to a refreshing 13.5°C (56.3°F). Weather in April »Weather in May
The last month of the spring, May, is a comfortable month in Grateley, United Kingdom, with an average temperature ranging between min 7.1°C (44.8°F) and max 16°C (60.8°F). The average high-temperature in May, at a comfortable 16°C (60.8°F), reveals a modest deviation from April's 13.5°C (56.3°F). Weather in May »Weather in June
The first month of the summer, June, is also an enjoyable month in Grateley, United Kingdom, with an average temperature fluctuating between 18.8°C (65.8°F) and 9.9°C (49.8°F). The transition from May to June sees average high-temperatures adjusting to a still refreshing 18.8°C (65.8°F), from a not significantly different 16°C (60.8°F). Weather in June »Weather in July
July is an agreeable summer month in Grateley, United Kingdom, with temperature in the range of an average high of 21°C (69.8°F) and an average low of 12.4°C (54.3°F). The highest temperatures are recorded in July, with averages reaching a high of 21°C (69.8°F) and a low of 12.4°C (54.3°F). Weather in July »Weather in August
The last month of the summer, August, is another pleasant month in Grateley, United Kingdom, with an average temperature varying between 20.5°C (68.9°F) and 12.6°C (54.7°F). August's arrival brings an average high-temperature of a still agreeable 20.5°C (68.9°F), slightly deviating from July's 21°C (69.8°F). Weather in August »Weather in September
September, the first month of the autumn in Grateley, is still a refreshing month, with an average temperature fluctuating between 18.3°C (64.9°F) and 10.5°C (50.9°F). September's onset records an average high-temperature of a comfortable 18.3°C (64.9°F), a near match to August's 20.5°C (68.9°F). Weather in September »Weather in October
October, the same as September, in Grateley, United Kingdom, is another mild autumn month, with an average temperature ranging between min 8.6°C (47.5°F) and max 14.6°C (58.3°F). The onset of October results in a small decrease in the average high-temperature, moderately receding from a comfortable 18.3°C (64.9°F) in September to a moderate 14.6°C (58.3°F). Weather in October »Weather in November
The last month of the autumn, November, is also a fresh month in Grateley, United Kingdom, with an average temperature ranging between min 5.6°C (42.1°F) and max 10.2°C (50.4°F). Grateley's November weather features a light decline in high-temperatures, reducing from a mild 14.6°C (58.3°F) in October to a fresh 10.2°C (50.4°F). Weather in November »Weather in December
December, the first month of the winter in Grateley, is still a chilly month, with an average temperature fluctuating between 3.5°C (38.3°F) and 8°C (46.4°F). The arrival of December coincides with an average high-temperature of a frosty 8°C (46.4°F), indicating a minimal shift from November's 10.2°C (50.4°F). Weather in December »Updated: Feb 8, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
January is the month when Grateley, United Kingdom, experiences its coldest temperatures, averaging a high of 6.9°C (44.4°F) and a low of 2.3°C (36.1°F).
In Grateley, during the entire year, the rain falls for 164.5 days and collects up to 403mm (15.87") of precipitation.
Months with snowfall in Grateley, United Kingdom, are January through March, November and December.
The month with the most snowfall is January, when snow falls for 2.2 days and typically aggregates up to 16mm (0.63") of snow.
In Grateley, United Kingdom, during the entire year, snow falls for 7.6 days and aggregates up to 37mm (1.46") of snow.
The months with the lowest UV index in Grateley are January, February, November and December, with an average maximum UV index of 2.
February has the least sunshine of the year in Grateley, United Kingdom, with an average of 3.8h of sunshine.
April is the month with the least rainfall in Grateley. Rain falls for 13.6 days and accumulates 22mm (0.87") of precipitation.
In Grateley, United Kingdom, snow does not fall in April through October.
With an average of 16h and 30min of daylight, June has the longest days of the year.
June and July, with an average maximum UV index of 5, are months with the highest UV index in Grateley, United Kingdom.
With its average high temperature of 21°C (69.8°F) and a low of 12.4°C (54.3°F), July is regarded as the warmest month.
The least humid month in Grateley is July, with an average relative humidity of 79%.
July has the most sunshine of the year, with an average of 8h of sunshine.
On Sunday, 27. October 2024, at 2:00 am, Daylight Saving Time ends in Grateley, 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.
The most humid month is December, with an average relative humidity of 90%.
The month with the most rainfall in Grateley, United Kingdom, is December, when the rain falls for 13.4 days and typically aggregates up to 51mm (2.01") of precipitation.
The month with the shortest days in Grateley, United Kingdom, is December, with an average of 8h and 0min of daylight.
Average temperature
Grateley, United Kingdom
The warmest month (with the highest average high temperature) is July (21°C).
The month with the lowest average high temperature is January (6.9°C).
The month with the highest average low temperature is August (12.6°C).
The coldest months (with the lowest average low temperature) are January and February (2.3°C).
Average pressure
Grateley, United Kingdom
- Average pressure in January:
1014.6mbar - Average pressure in February:
1013.9mbar - Average pressure in March:
1015.6mbar - Average pressure in April:
1015.5mbar - Average pressure in May:
1016.9mbar - Average pressure in June:
1016.2mbar
- Average pressure in July:
1015.5mbar - Average pressure in August:
1015mbar - Average pressure in September:
1017mbar - Average pressure in October:
1015.1mbar - Average pressure in November:
1010.5mbar - Average pressure in December:
1014.7mbar
The month with the highest atmospheric pressure is September (1017mbar).
The month with the lowest atmospheric pressure is November (1010.5mbar).
Average wind speed
Grateley, United Kingdom
- Average wind speed in January:
16.4km/h - Average wind speed in February:
17.2km/h - Average wind speed in March:
15.8km/h - Average wind speed in April:
13.2km/h - Average wind speed in May:
13km/h - Average wind speed in June:
12.8km/h
- Average wind speed in July:
12.5km/h - Average wind speed in August:
12.9km/h - Average wind speed in September:
12.8km/h - Average wind speed in October:
14.5km/h - Average wind speed in November:
15.7km/h - Average wind speed in December:
16.6km/h
The windiest month (with the highest average wind speed) is February (17.2km/h).
The calmest month (with the lowest average wind speed) is July (12.5km/h).
Average humidity
Grateley, United Kingdom
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is July (79%).
Average rainfall
Grateley, United Kingdom
The wettest month (with the highest rainfall) is December (51mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days
Grateley, United Kingdom
- Average rainfall days in January:
13.6 days - Average rainfall days in February:
12.5 days - Average rainfall days in March:
12.3 days - Average rainfall days in April:
13.6 days - Average rainfall days in May:
13.8 days - Average rainfall days in June:
14.3 days
- Average rainfall days in July:
16.2 days - Average rainfall days in August:
14.5 days - Average rainfall days in September:
10.9 days - Average rainfall days in October:
14.4 days - Average rainfall days in November:
15 days - Average rainfall days in December:
13.4 days
The month with the highest number of rainy days is July (16.2 days).
The month with the least rainy days is September (10.9 days).
Average snowfall
Grateley, United Kingdom
The month with the highest snowfall is January (16mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days
Grateley, United Kingdom
- Average snowfall days in January:
2.2 days - Average snowfall days in February:
2.6 days - Average snowfall days in March:
0.8 days - Average snowfall days in April:
0.2 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:
0.3 days - Average snowfall days in December:
1.5 days
The month with the highest number of snowfall days is February (2.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
Grateley, United Kingdom
- Average daylight in January:
8h and 30min - Average daylight in February:
10h and 0min - Average daylight in March:
11h and 54min - Average daylight in April:
13h and 54min - Average daylight in May:
15h and 36min - Average daylight in June:
16h and 30min
- Average daylight in July:
16h and 0min - Average daylight in August:
14h and 30min - Average daylight in September:
12h and 36min - Average daylight in October:
10h and 42min - Average daylight in November:
8h and 54min - Average daylight in December:
8h and 0min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in January:
4h and 0min - Average sunshine in February:
3h and 48min - Average sunshine in March:
5h and 30min - Average sunshine in April:
7h and 30min - Average sunshine in May:
7h and 30min - Average sunshine in June:
7h and 30min
- Average sunshine in July:
8h and 0min - Average sunshine in August:
7h and 30min - Average sunshine in September:
7h and 12min - Average sunshine in October:
4h and 30min - Average sunshine in November:
3h and 54min - Average sunshine in December:
4h and 6min
The month with the most sunshine is July (Average sunshine: 8h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days
Grateley, United Kingdom
- Average sunshine days in January:
13.8 days - Average sunshine days in February:
12.2 days - Average sunshine days in March:
15.3 days - Average sunshine days in April:
13.4 days - Average sunshine days in May:
14.4 days - Average sunshine days in June:
13.4 days
- Average sunshine days in July:
12.4 days - Average sunshine days in August:
13.3 days - Average sunshine days in September:
15.8 days - Average sunshine days in October:
14.1 days - Average sunshine days in November:
12.2 days - Average sunshine days in December:
14.2 days
The month with the most sunshine days is September (15.8 days).
The months with the least sunshine days are February and November (12.2 days).
Average UV index
Grateley, United Kingdom
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover
Grateley, United Kingdom
The month with the most cloud cover is November (Cloud cover 62).
The months with the least cloud cover are April, July and September (Cloud cover 50).
Average visibility
Grateley, United Kingdom
The months with the highest visibility are February, March, May, June and July (9km).
The months with the lowest visibility are January, April, August, September, October, November and December (8km).
