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
The beginning of May records an average high-temperature of a fresh 11.7°C (53.1°F), marking a negligible difference from April's 9.6°C (49.3°F). Throughout May, Port Erin observes a steady low-temperature average of 9.4°C (48.9°F), reflecting a minor dip from daytime highs.Humidity
The average relative humidity in May is 82%.Rainfall
In Port Erin, in May, it is raining for 13.2 days, with typically 24mm (0.94") of accumulated precipitation. Throughout the year, in Port Erin, Isle of Man, there are 184.8 rainfall days, and 478mm (18.82") of precipitation is accumulated.Snowfall
In Port Erin, Isle of Man, snow does not fall in April through October.Daylight
The average length of the day in May in Port Erin is 16h and 1min.On the first day of the month, sunrise is at 05:40 and sunset at 20:51. On the last day of May, sunrise is at 04:53 and sunset at 21:40 BST.
Sunshine
With an average of 8.3h of sunshine, May has the most sunshine of the year in Port Erin.UV index
The months with the highest UV index are May through September, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The UV index of 4 during May translates into the following guidance:
Be vigilant - A duty to shield skin and eyes from injury exists. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Frequently asked questions
What is the average May temperature in Port Erin?
What is the average humidity in May in Port Erin?
How many days does it rain in May in Port Erin?
When it does not snow in Port Erin?
What is the average length of the day in May in Port Erin?
What time are sunrise and sunset in May in Port Erin?
What month has the most sunshine in Port Erin?
How many hours of sunshine does Port Erin have in May?
What is the month with the highest UV index in Port Erin?
What is the UV index intensity in May in Port Erin?
Average temperature in May
Port Erin, Isle of Man
- Average high temperature in May: 11.7°C
The warmest month (with the highest average high temperature) is August (16.1°C).
The month with the lowest average high temperature is February (7.8°C).
- Average low temperature in May: 9.4°C
The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is February (5.9°C).
Average pressure in May
Port Erin, Isle of Man
- Average pressure in May: 1015.9mbar
The month with the highest atmospheric pressure is May (1015.9mbar).
The month with the lowest atmospheric pressure is November (1008mbar).
Average wind speed in May
Port Erin, Isle of Man
- Average wind speed in May: 24.6km/h
The windiest month (with the highest average wind speed) is December (36.7km/h).
The calmest month (with the lowest average wind speed) is June (21.5km/h).
Average humidity in May
Port Erin, Isle of Man
- Average humidity in May: 82%
The months with the highest relative humidity are June and July (84%).
The month with the lowest relative humidity is November (77%).
Average rainfall in May
Port Erin, Isle of Man
- Average rainfall in May: 24mm
The wettest month (with the highest rainfall) is November (62mm).
The driest month (with the least rainfall) is April (23mm).
Average rainfall days in May
Port Erin, Isle of Man
- Average rainfall days in May: 13.2 days
The month with the highest number of rainy days is November (17.8 days).
The months with the least rainy days are May and June (13.2 days).
Average snowfall in May
Port Erin, Isle of Man
- Average snowfall in May: 0mm
The months with the highest snowfall are January and December (5mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in May
Port Erin, Isle of Man
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (0.8 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
Port Erin, Isle of Man
- Average daylight in May: 16h and 0min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in May: 8h and 2min
The month with the most sunshine is May (Average sunshine: 8h and 18min).
The months with the least sunshine are January, November and December (Average sunshine: 3h and 54min).
Average sunshine days in May
Port Erin, Isle of Man
- Average sunshine days in May: 16.3 days
The month with the most sunshine days is May (16.3 days).
The month with the least sunshine days is November (9 days).
Average UV index in May
Port Erin, Isle of Man
- 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 and March (UV index 2).
Average cloud cover in May
Port Erin, Isle of Man
- Average cloud cover in May: 46
The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is May (Cloud cover 46).
Average visibility in May
Port Erin, Isle of Man
- 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).
Port Erin, Isle of Man
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