May weather forecastCilgerran, United Kingdom
May
Weather in May
The last month of the spring, May, is a moderate month in Cilgerran, United Kingdom, with an average temperature ranging between min 8.3°C (46.9°F) and max 13.7°C (56.7°F).Temperature
Cilgerran registers an average high-temperature of a moderate 13.7°C (56.7°F) at the commencement of May, closely related to the preceding month. Throughout May, the average low-temperature in Cilgerran dips to a frosty 8.3°C (46.9°F).Humidity
The months with the lowest humidity in Cilgerran are April and May, with an average relative humidity of 82%.Rainfall
May is the month with the least rainfall in Cilgerran, United Kingdom. Rain falls for 14.3 days and accumulates 20mm (0.79") of precipitation.Snowfall
In Cilgerran, snow does not fall in April through October.Daylight
The average length of the day in May in Cilgerran is 15h and 43min.On the first day of the month, sunrise is at 5:47 am and sunset at 8:43 pm. On the last day of May, sunrise is at 5:04 am and sunset at 9:28 pm BST.
Sunshine
May has the most sunshine of the year in Cilgerran, 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 reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.Note: A maximum high UV index of 4 in May translates into the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Cilgerran, United Kingdom
- Average high temperature in May: 13.7°C
The warmest month (with the highest average high temperature) is July (17.6°C).
The month with the lowest average high temperature is February (7.7°C).
- Average low temperature in May: 8.3°C
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is February (4.3°C).
Average pressure in May
Cilgerran, United Kingdom
- Average pressure in May: 1016.5mbar
The month with the highest atmospheric pressure is May (1016.5mbar).
The month with the lowest atmospheric pressure is November (1009.4mbar).
Average wind speed in May
Cilgerran, United Kingdom
- Average wind speed in May: 16.1km/h
The windiest month (with the highest average wind speed) is December (24.6km/h).
The calmest month (with the lowest average wind speed) is June (15.2km/h).
Average humidity in May
Cilgerran, United Kingdom
- Average humidity in May: 82%
The months with the highest relative humidity are January, July, August and December (85%).
The months with the lowest relative humidity are April and May (82%).
Average rainfall in May
Cilgerran, United Kingdom
- Average rainfall in May: 20mm
The wettest month (with the highest rainfall) is November (53mm).
The driest month (with the least rainfall) is May (20mm).
Average rainfall days in May
Cilgerran, United Kingdom
- Average rainfall days in May: 14.3 days
The month with the highest number of rainy days is November (20.1 days).
The month with the least rainy days is April (13.5 days).
Average snowfall in May
Cilgerran, United Kingdom
- Average snowfall in May: 0mm
The month with the highest snowfall is December (6mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Cilgerran, United Kingdom
- Average snowfall days in May: 0 days
The months with the highest number of snowfall days are February and December (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
Cilgerran, United Kingdom
- Average daylight in May: 15h and 42min
The month with the longest days is June (Average daylight: 16h and 42min).
The month with the shortest days is December (Average daylight: 7h and 48min).
- Average sunshine in May: 8h and 0min
The month with the most sunshine is May (Average sunshine: 8h and 0min).
The months with the least sunshine are January and December (Average sunshine: 3h and 42min).
Average sunshine days in May
Cilgerran, United Kingdom
- Average sunshine days in May: 14 days
The month with the most sunshine days is April (14.3 days).
The month with the least sunshine days is November (6.8 days).
Average UV index in May
Cilgerran, 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, March and December (UV index 2).
Average cloud cover in May
Cilgerran, United Kingdom
- Average cloud cover in May: 48
The month with the most cloud cover is December (Cloud cover 65).
The month with the least cloud cover is May (Cloud cover 48).
Average visibility in May
Cilgerran, United Kingdom
- Average visibility in May: 9km
The months with the highest visibility are February, March, September, October and November (10km).
The months with the lowest visibility are January, April, May, June, July, August and December (9km).





