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 Glencullen, May's average high-temperature stands at a still fresh 12.6°C (54.7°F), closely related to the preceding month. Glencullen's average low temperature, barely cooler than the daytime high, steadies at a frosty 8.3°C (46.9°F) during May.Humidity
In Glencullen, the average relative humidity in May is 83%.Rainfall
May is the month with the least rainfall in Glencullen, Ireland. Rain falls for 16.1 days and accumulates 27mm (1.06") of precipitation.Snowfall
April through October are months without snowfall in Glencullen.Daylight
In May, the average length of the day is 15h and 53min.On the first day of the month, sunrise is at 5:49 am and sunset at 8:54 pm. On the last day of May, sunrise is at 5:04 am and sunset at 9:41 pm IST.
Sunshine
The month with the most sunshine in Glencullen is May, with an average of 8h of sunshine.UV index
May through September, with an average maximum UV index of 4, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for average individuals.Note: A maximum high daily UV index of 4 during May translates into the following directions:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature in Glencullen?
What is the average humidity in May in Glencullen?
What is the driest month in Glencullen?
How many days does it rain in May in Glencullen?
When it does not snow in Glencullen?
What is the average length of the day in May in Glencullen?
What time are sunrise and sunset in May in Glencullen?
What month has the most sunshine in Glencullen?
How many hours of sunshine does Glencullen have in May?
When is the highest UV index in Glencullen?
What is the UV index reading in May in Glencullen?
Average temperature in May
Glencullen, Ireland
- Average high temperature in May: 12.6°C
The warmest months (with the highest average high temperature) are July and August (16.9°C).
The months with the lowest average high temperature are January and February (7.8°C).
- Average low temperature in May: 8.3°C
The month with the highest average low temperature is August (12.7°C).
The coldest month (with the lowest average low temperature) is February (4.4°C).
Average pressure in May
Glencullen, Ireland
- Average pressure in May: 1016mbar
The month with the highest atmospheric pressure is May (1016mbar).
The month with the lowest atmospheric pressure is November (1008.3mbar).
Average wind speed in May
Glencullen, Ireland
- Average wind speed in May: 18.1km/h
The windiest month (with the highest average wind speed) is December (25.9km/h).
The calmest month (with the lowest average wind speed) is July (15.9km/h).
Average humidity in May
Glencullen, Ireland
- Average humidity in May: 83%
The month with the highest relative humidity is July (86%).
The month with the lowest relative humidity is March (82%).
Average rainfall in May
Glencullen, Ireland
- Average rainfall in May: 27mm
The wettest month (with the highest rainfall) is November (71mm).
The driest month (with the least rainfall) is May (27mm).
Average rainfall days in May
Glencullen, Ireland
- Average rainfall days in May: 16.1 days
The month with the highest number of rainy days is July (20.4 days).
The months with the least rainy days are March and September (14.9 days).
Average snowfall in May
Glencullen, Ireland
- Average snowfall in May: 0mm
The month with the highest snowfall is December (9mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Glencullen, Ireland
- Average snowfall days in May: 0 days
The months with the highest number of snowfall days are January and February (1.3 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
Glencullen, Ireland
- 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: 8h and 0min
The month with the most sunshine is May (Average sunshine: 8h and 0min).
The month with the least sunshine is November (Average sunshine: 4h and 18min).
Average sunshine days in May
Glencullen, Ireland
- Average sunshine days in May: 11 days
The month with the most sunshine days is April (11.7 days).
The month with the least sunshine days is July (7.2 days).
Average UV index in May
Glencullen, Ireland
- 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
Glencullen, Ireland
- Average cloud cover in May: 49
The months with the most cloud cover are February and November (Cloud cover 56).
The month with the least cloud cover is September (Cloud cover 48).
Average visibility in May
Glencullen, Ireland
- Average visibility in May: 9km
The months with the highest visibility are January, March, October and November (10km).
The months with the lowest visibility are February, April, May, June, July, August, September and December (9km).
Glencullen, Ireland
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