Climate and monthly weather forecastEast Grinstead, United Kingdom
Climate and monthly weather forecast
Weather in January
January, the same as December, in East Grinstead, United Kingdom, is a frosty winter month, with an average temperature varying between 6.9°C (44.4°F) and 2.3°C (36.1°F). East Grinstead's coldest weather arrives in January, when temperatures average 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 another chilly month in East Grinstead, United Kingdom, with temperature in the range of an average low of 2.6°C (36.7°F) and an average high of 7.5°C (45.5°F). The arrival of February marks a slight shift to an average high-temperature of a still frosty 7.5°C (45.5°F) from January's 6.9°C (44.4°F). Weather in February »Weather in March
The first month of the spring, March, is a fresh month in East Grinstead, United Kingdom, with temperature in the range of an average low of 3.6°C (38.5°F) and an average high of 10.2°C (50.4°F). As East Grinstead welcomes March, the average high-temperature records at a cool 10.2°C (50.4°F), marking an insignificant deviation from the prior month. Weather in March »Weather in April
April in East Grinstead, United Kingdom, is a moderate spring month, with an average temperature fluctuating between 13.5°C (56.3°F) and 5.3°C (41.5°F). In April, the average high-temperature marginally rises from a cool 10.2°C (50.4°F) in March to a mild 13.5°C (56.3°F). Weather in April »Weather in May
The last month of the spring, May, is a refreshing month in East Grinstead, United Kingdom, with temperature in the range of an average high of 16°C (60.8°F) and an average low of 7.7°C (45.9°F). The transition into May notes an average high-temperature of an enjoyable 16°C (60.8°F), revealing a mild distinction from the 13.5°C (56.3°F) in April. Weather in May »Weather in June
June, the first month of the summer in East Grinstead, is still a comfortable month, with an average temperature ranging between min 10.5°C (50.9°F) and max 19.1°C (66.4°F). The shift from May to June is marked by a slight increase in the average high-temperature, moving from 16°C (60.8°F) to a still comfortable 19.1°C (66.4°F). Weather in June »Weather in July
July is an agreeable summer month in East Grinstead, United Kingdom, with an average temperature ranging between min 13.1°C (55.6°F) and max 21.3°C (70.3°F). East Grinstead's temperature peaks during July and August, with an average high-temperature of 21.3°C (70.3°F). Weather in July »Weather in August
The last month of the summer, August, is another pleasant month in East Grinstead, United Kingdom, with temperature in the range of an average low of 13.3°C (55.9°F) and an average high of 21.3°C (70.3°F). Temperatures reach their maximum during July and August, recording an average high-temperature of 21.3°C (70.3°F). Weather in August »Weather in September
The first month of the autumn, September, is also an enjoyable month in East Grinstead, United Kingdom, with temperature in the range of an average low of 11.2°C (52.2°F) and an average high of 18.5°C (65.3°F). The transition into September is marked with an average high-temperature of a refreshing 18.5°C (65.3°F), showing an insignificant shift from August's 21.3°C (70.3°F). Weather in September »Weather in October
October, the same as September, in East Grinstead, United Kingdom, is another mild autumn month, with an average temperature ranging between max 15.1°C (59.2°F) and min 9.3°C (48.7°F). A mild shift in the average high-temperature occurs in October, reducing from a comfortable 18.5°C (65.3°F) in September to a moderate 15.1°C (59.2°F). Weather in October »Weather in November
The last month of the autumn, November, is also a fresh month in East Grinstead, United Kingdom, with an average temperature varying between 5.8°C (42.4°F) and 10.5°C (50.9°F). The start of November comes with a small reduction in the average high-temperature, subtly receding from a moderate 15.1°C (59.2°F) in October to a cool 10.5°C (50.9°F). Weather in November »Weather in December
December, the first month of the winter in East Grinstead, is also a frosty month, with an average temperature fluctuating between 3.8°C (38.8°F) and 8°C (46.4°F). The advent of December reveals an average high-temperature of a frosty 8°C (46.4°F), showing minimal difference from the prior month. Weather in December »Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature
East Grinstead, United Kingdom
The warmest months (with the highest average high temperature) are July and August (21.3°C).
The month with the lowest average high temperature is January (6.9°C).
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (2.3°C).
Average pressure
East Grinstead, United Kingdom
- Average pressure in January:
1014.9mbar - Average pressure in February:
1014.2mbar - Average pressure in March:
1015.7mbar - Average pressure in April:
1015.7mbar - Average pressure in May:
1016.9mbar - Average pressure in June:
1016.4mbar
- Average pressure in July:
1015.6mbar - Average pressure in August:
1015.2mbar - Average pressure in September:
1017.1mbar - Average pressure in October:
1015.4mbar - Average pressure in November:
1010.8mbar - Average pressure in December:
1015mbar
The month with the highest atmospheric pressure is September (1017.1mbar).
The month with the lowest atmospheric pressure is November (1010.8mbar).
Average wind speed
East Grinstead, United Kingdom
- Average wind speed in January:
17.4km/h - Average wind speed in February:
18.2km/h - Average wind speed in March:
16.6km/h - Average wind speed in April:
13.6km/h - Average wind speed in May:
13.7km/h - Average wind speed in June:
13.5km/h
- Average wind speed in July:
13.4km/h - Average wind speed in August:
13.4km/h - Average wind speed in September:
13.4km/h - Average wind speed in October:
15km/h - Average wind speed in November:
16.6km/h - Average wind speed in December:
17.9km/h
The windiest month (with the highest average wind speed) is February (18.2km/h).
The calmest months (with the lowest average wind speed) are July, August and September (13.4km/h).
Average humidity
East Grinstead, United Kingdom
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall
East Grinstead, United Kingdom
The wettest month (with the highest rainfall) is December (45mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days
East Grinstead, United Kingdom
- Average rainfall days in January:
14.5 days - Average rainfall days in February:
12 days - Average rainfall days in March:
12.8 days - Average rainfall days in April:
12.8 days - Average rainfall days in May:
13.8 days - Average rainfall days in June:
13.9 days
- Average rainfall days in July:
15.8 days - Average rainfall days in August:
13.8 days - Average rainfall days in September:
10.5 days - Average rainfall days in October:
13.6 days - Average rainfall days in November:
15.5 days - Average rainfall days in December:
14.1 days
The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is September (10.5 days).
Average snowfall
East Grinstead, United Kingdom
The month with the highest snowfall is February (20mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days
East Grinstead, United Kingdom
- Average snowfall days in January:
2.8 days - Average snowfall days in February:
3.9 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:
0.4 days - Average snowfall days in December:
1.8 days
The month with the highest number of snowfall days is February (3.9 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight / Average sunshine
East Grinstead, 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:
3h and 54min - Average sunshine in February:
3h and 36min - Average sunshine in March:
5h and 36min - Average sunshine in April:
7h and 48min - Average sunshine in May:
7h and 30min - Average sunshine in June:
7h and 48min
- Average sunshine in July:
8h and 30min - Average sunshine in August:
8h and 18min - Average sunshine in September:
7h and 30min - 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 30min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days
East Grinstead, United Kingdom
- Average sunshine days in January:
12.3 days - Average sunshine days in February:
11.6 days - Average sunshine days in March:
14.6 days - Average sunshine days in April:
14.6 days - Average sunshine days in May:
14.3 days - Average sunshine days in June:
13.8 days
- Average sunshine days in July:
13.8 days - Average sunshine days in August:
14.4 days - Average sunshine days in September:
16.1 days - Average sunshine days in October:
14.5 days - Average sunshine days in November:
12.2 days - Average sunshine days in December:
14 days
The month with the most sunshine days is September (16.1 days).
The month with the least sunshine days is February (11.6 days).
Average UV index
East Grinstead, 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, March, November and December (UV index 2).
Average cloud cover
East Grinstead, United Kingdom
The month with the most cloud cover is February (Cloud cover 62).
The months with the least cloud cover are July, August and September (Cloud cover 47).
Average visibility
East Grinstead, United Kingdom
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).





