May weather forecast
Sulby, Isle of Man

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Weather in May

The arrival of May in Sulby signifies the inception of persistent higher temperatures and welcoming outdoor conditions. A significant increase can be noticed in both maximum and minimum temperature scales. The UV index increases to 4, which signals more exposure to sunlight and a necessity for sun protection during outdoor activities. Rain becomes a less frequent visitor with rainfall evenly spread throughout the month. The increased visibility paired with comfortable temperatures makes May a pleasing month to explore the outdoors.

Temperature

The onset of May brings with it an average high-temperature of a cool 11.6°C (52.9°F), showing a negligible variation from the month before. May nights experience a minor temperature downturn to a frosty 9.1°C (48.4°F).

Humidity

The average relative humidity in May is 81%.

Rainfall

The months with the least rainfall in Sulby are April and May Rain falls for 12.6 days and accumulates 24mm (0.94") of rain.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in May is 16h and 4min.
On the first day of the month, sunrise is at 05:38 and sunset at 20:51. On the last day of May, sunrise is at 04:50 and sunset at 21:40 BST.

Sunshine

The month with the most sunshine in Sulby is May, with an average of 8.2h of sunshine.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: In May, a daily maximum UV index of 4 leads to the following instructions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. It's recommended to limit sun exposure when its radiation is at its peak during midday. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.

Frequently asked questions

What is the usual temperature for Sulby in May?

In Sulby, in May, the average high-temperature is 11.6°C (52.9°F), and the average low-temperature is 9.1°C (48.4°F).

What is the average humidity in May in Sulby?

In May, the average relative humidity in Sulby, Isle of Man, is 81%.

What is the driest month in Sulby?

The months with the least rainfall in Sulby, Isle of Man, are April and May Rain falls for 12.6 days and accumulates 24mm (0.94") of rain.

How much does it rain in Sulby in May?

In Sulby, Isle of Man, in May, during 12.6 rainfall days, 24mm (0.94") of precipitation is typically accumulated.

When it does not snow in Sulby?

In Sulby, Isle of Man, snow does not fall in May through October.

Does it snow in Sulby in May?

In May, in Sulby, Isle of Man, it doesn't snow. April is the latest month when it typically snows.

What is the average length of the day in May in Sulby?

The average day length in May in Sulby, Isle of Man, is 16h and 4min.

What time are sunrise and sunset in May in Sulby?

On the first day of May in Sulby, Isle of Man, sunrise is at 05:38 and sunset at 20:51. On the last day of the month, sunrise is at 04:50 and sunset at 21:40 BST.

What month has the most sunshine in Sulby?

May has the most sunshine of the year, with an average of 8.2h of sunshine.

How many hours of sunshine does Sulby have in May?

The average sunshine duration in May is 8.2h.

What is the month with the highest UV index in Sulby?

May through September, with an average maximum UV index of 4, are months with the highest UV index in Sulby, Isle of Man.

What is the UV index reading in May in Sulby?

The average daily maximum UV index in May in Sulby, Isle of Man, is 4. A UV Index of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in May
Sulby, Isle of Man

Average temperature in May - Sulby, Isle of Man
  • Average high temperature in May: 11.6°C

The warmest month (with the highest average high temperature) is August (15.9°C).
The month with the lowest average high temperature is February (7.4°C).

  • Average low temperature in May: 9.1°C

The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is February (5.2°C).

Average pressure in May
Sulby, Isle of Man

Average pressure in May - Sulby, 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 (1007.9mbar).

Average wind speed in May
Sulby, Isle of Man

Average wind speed in May - Sulby, Isle of Man
  • Average wind speed in May: 23km/h

The windiest month (with the highest average wind speed) is December (34.4km/h).
The calmest month (with the lowest average wind speed) is June (19.7km/h).

Average humidity in May
Sulby, Isle of Man

Average humidity in May - Sulby, Isle of Man
  • Average humidity in May: 81%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is November (77%).

Average rainfall in May
Sulby, Isle of Man

Average rainfall in May - Sulby, Isle of Man
  • Average rainfall in May: 24mm

The wettest month (with the highest rainfall) is November (63mm).
The driest months (with the least rainfall) are April and May (24mm).

Average rainfall days in May
Sulby, Isle of Man

Average rainfall days in May - Sulby, Isle of Man
  • Average rainfall days in May: 12.6 days

The month with the highest number of rainy days is November (19.6 days).
The month with the least rainy days is February (12.5 days).

Average snowfall in May
Sulby, Isle of Man

Average snowfall in May - Sulby, Isle of Man
  • Average snowfall in May: 0mm

The month with the highest snowfall is March (16mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in May
Sulby, Isle of Man

Average snowfall days in May - Sulby, Isle of Man
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is February (1.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
Sulby, Isle of Man

Average daylight in May / Average sunshine in May - Sulby, Isle of Man
  • Average daylight in May: 16h and 1min

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 24min).

  • Average sunshine in May: 8h and 1min

The month with the most sunshine is May (Average sunshine: 8h and 12min).
The months with the least sunshine are January and November (Average sunshine: 3h and 48min).

Average sunshine days in May
Sulby, Isle of Man

Average sunshine days in May - Sulby, Isle of Man
  • Average sunshine days in May: 16.6 days

The month with the most sunshine days is May (16.6 days).
The month with the least sunshine days is November (7.5 days).

Average UV index in May
Sulby, Isle of Man

Average UV index in May - Sulby, 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
Sulby, Isle of Man

Average cloud cover in May - Sulby, Isle of Man
  • Average cloud cover in May: 46

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is May (Cloud cover 46).

Average visibility in May
Sulby, Isle of Man

Average visibility in May - Sulby, Isle of Man
  • Average visibility in May: 10km

The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).

Sulby, Isle of Man

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