May weather forecast
Grasmere, United Kingdom

Weather in May

May, the last month of the spring in Grasmere, is a cool month, with an average temperature fluctuating between 5.8°C (42.4°F) and 12.1°C (53.8°F).

Temperature

In May, the average high-temperature is almost the same as in April - a cool 12.1°C (53.8°F). The average low-temperature, in May, is 5.8°C (42.4°F).

Humidity

In May, the average relative humidity in Grasmere is 85%.

Rainfall

In Grasmere, during May, the rain falls for 17.7 days and regularly aggregates up to 56mm (2.2") of precipitation. In Grasmere, during the entire year, the rain falls for 202 days and collects up to 866mm (34.09") of precipitation.

Snowfall

Months with snowfall are January through June, October through December. In Grasmere, snow falls for 0.9 days, with typically accumulated 6mm (0.24") of snow. In Grasmere, during the entire year, snow falls for 39.4 days and aggregates up to 571mm (22.48") of snow.

Daylight

In Grasmere, the average length of the day in May is 16h and 5min.
On the first day of May in Grasmere, sunrise is at 5:33 am and sunset at 8:44 pm. On the last day of the month, sunrise is at 4:44 am and sunset at 9:34 pm BST.

Sunshine

In May, the average sunshine in Grasmere is 6.6h.

UV index

May and June, with an average maximum UV index of 4, are months with the highest UV index in Grasmere, United Kingdom. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: In May, the average maximum UV index of 4 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the average humidity in May in Grasmere?

The average relative humidity in May is 85%.

How much does it rain in Grasmere in May?

In Grasmere, in May, during 17.7 rainfall days, 56mm (2.2") of precipitation is typically accumulated.

How much does it snow in Grasmere in May?

In Grasmere, United Kingdom, in May, during 0.9 snowfall days, 6mm (0.24") of snow is typically accumulated.

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

The average day length in May in Grasmere is 16h and 5min.

What time are sunrise and sunset in May in Grasmere?

On the first day of May in Grasmere, sunrise is at 5:33 am and sunset at 8:44 pm. On the last day of the month, sunrise is at 4:44 am and sunset at 9:34 pm BST.

How many hours of sunshine does Grasmere have in May?

In May, the average sunshine duration in Grasmere, United Kingdom, is 6.6h.

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

May and June, with an average maximum UV index of 4, are months with the highest UV index in Grasmere, United Kingdom.

What is the UV index reading in May in Grasmere?

In May, the average daily maximum UV index in Grasmere is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.

Average temperature in May
Grasmere, United Kingdom

Average temperature in May - Grasmere, United Kingdom
  • Average high temperature in May: 12.1°C

The warmest month (with the highest average high temperature) is July (16°C).
The month with the lowest average high temperature is January (4.9°C).

  • Average low temperature in May: 5.8°C

The month with the highest average low temperature is August (10.7°C).
The coldest month (with the lowest average low temperature) is February (1.2°C).

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Average pressure in May
Grasmere, United Kingdom

Average pressure in May - Grasmere, United Kingdom
  • Average pressure in May: 1016mbar

The month with the highest atmospheric pressure is May (1016mbar).
The month with the lowest atmospheric pressure is November (1008.1mbar).

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Average wind speed in May
Grasmere, United Kingdom

Average wind speed in May - Grasmere, United Kingdom
  • Average wind speed in May: 15.1km/h

The windiest month (with the highest average wind speed) is December (21.7km/h).
The calmest month (with the lowest average wind speed) is June (12.8km/h).

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Average humidity in May
Grasmere, United Kingdom

Average humidity in May - Grasmere, United Kingdom
  • Average humidity in May: 85%

The months with the highest relative humidity are January and December (90%).
The month with the lowest relative humidity is April (84%).

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Average rainfall in May
Grasmere, United Kingdom

Average rainfall in May - Grasmere, United Kingdom
  • Average rainfall in May: 56mm

The wettest month (with the highest rainfall) is December (95mm).
The driest month (with the least rainfall) is April (37mm).

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Average rainfall days in May
Grasmere, United Kingdom

Average rainfall days in May - Grasmere, United Kingdom
  • Average rainfall days in May: 17.7 days

The month with the highest number of rainy days is August (20.8 days).
The month with the least rainy days is February (10.8 days).

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Average snowfall in May
Grasmere, United Kingdom

Average snowfall in May - Grasmere, United Kingdom
  • Average snowfall in May: 6mm

The month with the highest snowfall is January (174mm).
The months with the least snowfall are July, August and September (0mm).

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Average snowfall days in May
Grasmere, United Kingdom

Average snowfall days in May - Grasmere, United Kingdom
  • Average snowfall days in May: 0.9 days

The month with the highest number of snowfall days is January (9.5 days).
The months with the least snowfall days are July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Grasmere, United Kingdom

Average daylight in May / Average sunshine in May - Grasmere, United Kingdom
  • Average daylight in May: 16h and 5min

The month with the longest days is June (Average daylight: 17h and 9min).
The month with the shortest days is December (Average daylight: 7h and 24min).

  • Average sunshine in May: 6.6h

The month with the most sunshine is April (Average sunshine: 6.7h).
The month with the least sunshine is December (Average sunshine: 2.7h).

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Average sunshine days in May
Grasmere, United Kingdom

Average sunshine days in May - Grasmere, United Kingdom
  • Average sunshine days in May: 10.8 days

The month with the most sunshine days is April (12.5 days).
The months with the least sunshine days are November and December (7.9 days).

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Average UV index in May
Grasmere, United Kingdom

Average UV index in May - Grasmere, United Kingdom
  • Average UV index in May: 4

The months with the highest UV index are May and June (UV index 4).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

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Average cloud cover in May
Grasmere, United Kingdom

Average cloud cover in May - Grasmere, United Kingdom
  • Average cloud cover in May: 57

The months with the most cloud cover are January and December (Cloud cover 72).
The month with the least cloud cover is April (Cloud cover 56).

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Average visibility in May
Grasmere, United Kingdom

Average visibility in May - Grasmere, United Kingdom
  • Average visibility in May: 9km

The months with the highest visibility are February, March, April, May, June, August, September, October, November and December (9km).
The months with the lowest visibility are January and July (8km).

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