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 sea temperature 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
Weather in May
Temperature
A minor adjustment in Greyabbey's average high-temperature is noted with the start of May, touching a still fresh 12.7°C (54.9°F) from April's 10.2°C (50.4°F). Greyabbey reports an average low temperature of 8.1°C (46.6°F) in May, a minor decrease from the day's highs.Humidity
The months with the lowest humidity in Greyabbey are April and May, with an average relative humidity of 81%.Rainfall
May is the month with the least rainfall in Greyabbey. Rain falls for 13.7 days and accumulates 17mm (0.67") of precipitation.Snowfall
April through November are months without snowfall.Sea temperature
In May, the average sea temperature is 10°C (50°F).Note: Entering waters of 10°C (50°F) is life-endangering. A mere moment in 13°C (55.4°F) waters feels piercing cold, and below 10°C (50°F) it can lead to immediate cold shock and cessation of breathing control, depending on body resilience.
Daylight
In Greyabbey, United Kingdom, the average length of the day in May is 16h and 5min.On the first day of the month, sunrise is at 5:42 am and sunset at 8:56 pm. On the last day of May, sunrise is at 4:53 am and sunset at 9:46 pm BST.
Sunshine
The average sunshine in May in Greyabbey is 7.4h.UV index
In May, the average daily maximum UV index in Greyabbey is 3. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: A daily high UV index of 3 in May leads to these guidelines:
Act with care - The need to guard against sun damage is communicated. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Frequently asked questions
What are May temperatures in Greyabbey?
What are the least humid months in Greyabbey?
What is the average humidity in May in Greyabbey?
What is the driest month in Greyabbey?
How much does it rain in Greyabbey in May?
When it does not snow in Greyabbey?
What is the sea water temperature in May in Greyabbey?
How many hours of daylight does Greyabbey have in May?
When are sunrise and sunset in May in Greyabbey?
How many hours of sunshine does Greyabbey have in May?
How high is the UV index in May in Greyabbey?
Average temperature in May
Greyabbey, United Kingdom
- Average high temperature in May: 12.7°C
The warmest month (with the highest average high temperature) is July (16.4°C).
The month with the lowest average high temperature is January (7°C).
- Average low temperature in May: 8.1°C
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is February (4.1°C).
Average pressure in May
Greyabbey, United Kingdom
- Average pressure in May: 1015.6mbar
The month with the highest atmospheric pressure is May (1015.6mbar).
The month with the lowest atmospheric pressure is November (1007.3mbar).
Average wind speed in May
Greyabbey, United Kingdom
- Average wind speed in May: 18.1km/h
The windiest month (with the highest average wind speed) is December (25.8km/h).
The calmest month (with the lowest average wind speed) is June (15.7km/h).
Average humidity in May
Greyabbey, United Kingdom
- Average humidity in May: 81%
The months with the highest relative humidity are July and August (85%).
The months with the lowest relative humidity are April and May (81%).
Average rainfall in May
Greyabbey, United Kingdom
- Average rainfall in May: 17mm
The wettest month (with the highest rainfall) is November (48mm).
The driest month (with the least rainfall) is May (17mm).
Average rainfall days in May
Greyabbey, United Kingdom
- Average rainfall days in May: 13.7 days
The month with the highest number of rainy days is August (16.7 days).
The month with the least rainy days is September (12.6 days).
Average snowfall in May
Greyabbey, United Kingdom
- Average snowfall in May: 0mm
The month with the highest snowfall is February (8mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in May
Greyabbey, United Kingdom
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in May
Greyabbey, United Kingdom
- Average sea temperature in May: 10°C
The best month for swimming (with the highest average sea temperature) is September (14.3°C).
The coldest month (with the lowest average sea temperature) is March (8°C).
Average daylight in May /
Average sunshine in May
Greyabbey, United Kingdom
- Average daylight in May: 16h and 1min
The month with the longest days is June (Average daylight: 17h and 12min).
The month with the shortest days is December (Average daylight: 7h and 24min).
- Average sunshine in May: 7h and 2min
The month with the most sunshine is June (Average sunshine: 8h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in May
Greyabbey, United Kingdom
- Average sunshine days in May: 14.1 days
The month with the most sunshine days is April (14.7 days).
The months with the least sunshine days are August and October (10.8 days).
Average UV index in May
Greyabbey, United Kingdom
- Average UV index in May: 3
The months with the highest UV index are 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
Greyabbey, United Kingdom
- Average cloud cover in May: 52
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is April (Cloud cover 51).
Average visibility in May
Greyabbey, United Kingdom
- Average visibility in May: 10km
The months with the highest visibility are February, March, April, May, August, September, October, November and December (10km).
The months with the lowest visibility are January, June and July (9km).
Greyabbey, United Kingdom
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