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
The weather during May records an average high-temperature of a still cool 12.4°C (54.3°F), closely mirroring the preceding month. During May, Llanfechell perceives a slight decrease in temperature from daytime highs, settling at an average low of 9.3°C (48.7°F).Humidity
In May, the average relative humidity is 82%.Rainfall
The months with the least rainfall in Llanfechell are April and May Rain falls for 13.8 days and accumulates 21mm (0.83") of rain.Snowfall
April through October are months without snowfall in Llanfechell.Daylight
The average length of the day in May is 15h and 55min.On the first day of the month, sunrise is at 5:41 am and sunset at 8:47 pm. On the last day of May, in Llanfechell, sunrise is at 4:56 am and sunset at 9:34 pm BST.
Sunshine
With an average of 8.4h of sunshine, May has the most sunshine of the year in Llanfechell, United Kingdom.UV index
May through September, with an average maximum UV index of 4, are months with the highest UV index in Llanfechell. A UV Index of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: The UV index of 4 during May translates into the following guidance:
Guard yourself - Avoiding sunburn is suggested. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures in Llanfechell?
What is the average humidity in May in Llanfechell?
What is the driest month in Llanfechell?
How many days does it rain in May in Llanfechell?
When it does not snow in Llanfechell?
What is the average length of the day in May in Llanfechell?
When are sunrise and sunset in May in Llanfechell?
What month has the most sunshine in Llanfechell?
How many hours of sunshine does Llanfechell have in May?
When is the highest UV index in Llanfechell?
What is the UV index intensity in May in Llanfechell?
Average temperature in May
Llanfechell, United Kingdom
- Average high temperature in May: 12.4°C
The warmest month (with the highest average high temperature) is August (16.6°C).
The month with the lowest average high temperature is February (7.3°C).
- Average low temperature in May: 9.3°C
The month with the highest average low temperature is August (14.1°C).
The coldest month (with the lowest average low temperature) is February (5°C).
Average pressure in May
Llanfechell, United Kingdom
- Average pressure in May: 1016.1mbar
The month with the highest atmospheric pressure is May (1016.1mbar).
The month with the lowest atmospheric pressure is November (1008.7mbar).
Average wind speed in May
Llanfechell, United Kingdom
- Average wind speed in May: 19.2km/h
The windiest month (with the highest average wind speed) is December (28.6km/h).
The calmest month (with the lowest average wind speed) is June (17.2km/h).
Average humidity in May
Llanfechell, United Kingdom
- Average humidity in May: 82%
The months with the highest relative humidity are July and August (84%).
The months with the lowest relative humidity are April and November (80%).
Average rainfall in May
Llanfechell, United Kingdom
- Average rainfall in May: 21mm
The wettest month (with the highest rainfall) is November (51mm).
The driest months (with the least rainfall) are April and May (21mm).
Average rainfall days in May
Llanfechell, United Kingdom
- Average rainfall days in May: 13.8 days
The month with the highest number of rainy days is August (19.9 days).
The month with the least rainy days is June (13.2 days).
Average snowfall in May
Llanfechell, United Kingdom
- Average snowfall in May: 0mm
The month with the highest snowfall is January (10mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Llanfechell, United Kingdom
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Llanfechell, 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: 8h and 2min
The month with the most sunshine is May (Average sunshine: 8h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days in May
Llanfechell, United Kingdom
- Average sunshine days in May: 14.5 days
The month with the most sunshine days is June (14.7 days).
The month with the least sunshine days is December (6.2 days).
Average UV index in May
Llanfechell, 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
Llanfechell, United Kingdom
- Average cloud cover in May: 46
The month with the most cloud cover is December (Cloud cover 65).
The month with the least cloud cover is May (Cloud cover 46).
Average visibility in May
Llanfechell, United Kingdom
- Average visibility in May: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
