Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
May
Weather in May
Temperature
Grappenhall records an average high-temperature of a moderate 15.3°C (59.5°F) in May, maintaining a close correlation with April's 12.8°C (55°F). In the month of May, Grappenhall witnesses a consistent average low-temperature of 7.2°C (45°F).Humidity
The least humid month in Grappenhall is May, with an average relative humidity of 78%.Rainfall
The month with the least rainfall is May, when the rain falls for 6.8 days and typically collects 6mm (0.24") of precipitation.Snowfall
In Grappenhall, snow does not fall in April through November.Daylight
In Grappenhall, United Kingdom, the average length of the day in May is 15h and 55min.On the first day of the month, sunrise is at 5:34 am and sunset at 8:40 pm. On the last day of May, in Grappenhall, sunrise is at 4:48 am and sunset at 9:27 pm BST.
Sunshine
April and May, with an average of 7.4h of sunshine, are months with the most sunshine in Grappenhall.UV index
May through September, with an average maximum UV index of 4, are months with the highest UV index in Grappenhall. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.Note: A maximum daily UV index of 4 during May morphs into the following directions:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Grappenhall in May?
What is the least humid month in Grappenhall?
What is the average humidity in May in Grappenhall?
What is the driest month in Grappenhall?
How much does it rain in Grappenhall in May?
When it does not snow in Grappenhall?
How many hours of daylight does Grappenhall have in May?
When are sunrise and sunset in May in Grappenhall?
What is the month with the most sunshine in Grappenhall?
How many hours of sunshine does Grappenhall have in May?
When is the highest UV index in Grappenhall?
How high is the UV index in May in Grappenhall?
Average temperature in May
Grappenhall, United Kingdom
- Average high temperature in May: 15.3°C
The warmest month (with the highest average high temperature) is July (19.5°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in May: 7.2°C
The month with the highest average low temperature is August (12.1°C).
The coldest month (with the lowest average low temperature) is February (2°C).
Average pressure in May
Grappenhall, United Kingdom
- Average pressure in May: 1016.2mbar
The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1009mbar).
Average wind speed in May
Grappenhall, United Kingdom
- Average wind speed in May: 13.8km/h
The windiest month (with the highest average wind speed) is February (17.4km/h).
The calmest month (with the lowest average wind speed) is June (12.1km/h).
Average humidity in May
Grappenhall, United Kingdom
- Average humidity in May: 78%
The months with the highest relative humidity are January and December (88%).
The month with the lowest relative humidity is May (78%).
Average rainfall in May
Grappenhall, United Kingdom
- Average rainfall in May: 6mm
The wettest month (with the highest rainfall) is June (19mm).
The driest month (with the least rainfall) is May (6mm).
Average rainfall days in May
Grappenhall, United Kingdom
- Average rainfall days in May: 6.8 days
The month with the highest number of rainy days is July (10.1 days).
The month with the least rainy days is September (5.4 days).
Average snowfall in May
Grappenhall, United Kingdom
- Average snowfall in May: 0mm
The month with the highest snowfall is January (9mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in May
Grappenhall, United Kingdom
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (1.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Grappenhall, United Kingdom
- Average daylight in May: 15h and 5min
The month with the longest days is June (Average daylight: 16h and 54min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in May: 7h and 2min
The months with the most sunshine are April and May (Average sunshine: 7h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in May
Grappenhall, United Kingdom
- Average sunshine days in May: 20.8 days
The month with the most sunshine days is March (21.8 days).
The month with the least sunshine days is July (17 days).
Average UV index in May
Grappenhall, United Kingdom
- Average UV index in May: 4
The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in May
Grappenhall, United Kingdom
- Average cloud cover in May: 51
The months with the most cloud cover are January and December (Cloud cover 62).
The month with the least cloud cover is April (Cloud cover 50).
Average visibility in May
Grappenhall, United Kingdom
- Average visibility in May: 9km
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).
