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
Weather in May
Temperature
In May, Holywood notes an average high-temperature of a moderate 13.3°C (55.9°F), hardly different from the preceding month. Throughout the month of May, Holywood witnesses an average low-temperature of 7.1°C (44.8°F).Humidity
April and May, with an average relative humidity of 83%, are the least humid months.Rainfall
The month with the least rainfall is May, when the rain falls for 17.8 days and typically collects 38mm (1.5") of precipitation.Snowfall
In Holywood, snow does not fall in April through October.Daylight
In May, the average length of the day in Holywood is 16h and 7min.On the first day of the month, sunrise is at 5:42 am and sunset at 8:57 pm. On the last day of May, in Holywood, sunrise is at 4:54 am and sunset at 9:47 pm BST.
Sunshine
In May, the average sunshine is 6.7h.UV index
May through August, with an average maximum UV index of 4, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: A daily maximum UV index of 4 in May translates into the following instructions:
Take measures. Individuals with light skin might experience burns in under 30 minutes. When the Sun is at its strongest around midday, find shade and limit exposure. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Frequently asked questions
What is the temperature in May in Holywood?
What are the least humid months in Holywood?
What is the average humidity in May in Holywood?
What is the driest month in Holywood?
How many days does it rain in May in Holywood?
When it does not snow in Holywood?
What is the average length of the day in May in Holywood?
What time are sunrise and sunset in May in Holywood?
How many hours of sunshine does Holywood have in May?
What is the month with the highest UV index in Holywood?
How high is the UV index in May in Holywood?
Average temperature in May
Holywood, United Kingdom
- Average high temperature in May: 13.3°C
The warmest month (with the highest average high temperature) is July (16.9°C).
The month with the lowest average high temperature is January (6.8°C).
- Average low temperature in May: 7.1°C
The month with the highest average low temperature is August (11.3°C).
The coldest month (with the lowest average low temperature) is February (2.8°C).
Average pressure in May
Holywood, 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
Holywood, United Kingdom
- Average wind speed in May: 15.8km/h
The windiest month (with the highest average wind speed) is January (21.3km/h).
The calmest months (with the lowest average wind speed) are June and July (13.7km/h).
Average humidity in May
Holywood, United Kingdom
- Average humidity in May: 83%
The months with the highest relative humidity are January and December (88%).
The months with the lowest relative humidity are April and May (83%).
Average rainfall in May
Holywood, United Kingdom
- Average rainfall in May: 38mm
The wettest month (with the highest rainfall) is August (72mm).
The driest month (with the least rainfall) is May (38mm).
Average rainfall days in May
Holywood, United Kingdom
- Average rainfall days in May: 17.8 days
The month with the highest number of rainy days is August (23 days).
The month with the least rainy days is April (16.1 days).
Average snowfall in May
Holywood, United Kingdom
- Average snowfall in May: 0mm
The month with the highest snowfall is February (25mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Holywood, 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 April, May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Holywood, 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: 6h and 4min
The month with the most sunshine is June (Average sunshine: 7h and 18min).
The month with the least sunshine is February (Average sunshine: 3h and 30min).
Average sunshine days in May
Holywood, United Kingdom
- Average sunshine days in May: 10.7 days
The month with the most sunshine days is April (11.5 days).
The month with the least sunshine days is August (5.6 days).
Average UV index in May
Holywood, United Kingdom
- Average UV index in May: 4
The months with the highest UV index are May, June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in May
Holywood, United Kingdom
- Average cloud cover in May: 56
The months with the most cloud cover are January and February (Cloud cover 63).
The month with the least cloud cover is April (Cloud cover 55).
Average visibility in May
Holywood, 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).
Holywood, United Kingdom
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