May weather forecast
Allerston, United Kingdom

May

Weather in May

The last month of the spring, May, is a refreshing month in Allerston, United Kingdom, with an average temperature ranging between max 13°C (55.4°F) and min 7.4°C (45.3°F).

Temperature

The onset of May notes an average high-temperature of a moderate 13°C (55.4°F), subtly shifted from April's 10.8°C (51.4°F). Throughout the nights in May, an average low-temperature of 7.4°C (45.3°F) is noted.

Humidity

April, May and August, with an average relative humidity of 80%, are the least humid months.

Rainfall

In May, the rain falls for 14.6 days. Throughout May, 27mm (1.06") of precipitation is accumulated. In Allerston, during the entire year, the rain falls for 174.8 days and collects up to 441mm (17.36") of precipitation.

Snowfall

January through May, October through December are months with snowfall in Allerston, United Kingdom. May is the last month it regularly snows in Allerston. During 0.2 snowfall days, in May, Allerston aggregates 1mm (0.04") of snow. In Allerston, during the entire year, snow falls for 20.4 days and aggregates up to 142mm (5.59") of snow.

Daylight

The average length of the day in May is 16h and 2min.
On the first day of May in Allerston, sunrise is at 5:23 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 4:36 am and sunset at 9:24 pm BST.

Sunshine

In Allerston, the average sunshine in May is 7.6h.

UV index

May through September, with an average maximum UV index of 4, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 4 in May translates into these instructions:
Be vigilant - Suggestions to stave off sun damage are provided. To protect against the Sun's most potent rays, avoid direct exposure around midday. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.

Frequently asked questions

What is the temperature in May in Allerston?
The high-temperature in Allerston during May is 13°C (55.4°F) and the low-temperature is 7.4°C (45.3°F).
What is the least humid month in Allerston?
April, May and August, with an average relative humidity of 80%, are the least humid months.
What is the average humidity in May in Allerston?
The average relative humidity in May in Allerston, United Kingdom, is 80%.
How many days does it rain in May in Allerston?
In Allerston, during May, the rain falls for 14.6 days and regularly aggregates up to 27mm (1.06") of precipitation.
What is the last month it snows in Allerston?
May is the last month it regularly snows in Allerston, United Kingdom. During 0.2 snowfall days, in May, Allerston aggregates 1mm (0.04") of snow.
What is the average length of the day in May in Allerston?
In Allerston, the average day length in May is 16h and 2min.
What time are sunrise and sunset in May in Allerston?
In May, on the first day of the month, sunrise is at 5:23 am and sunset at 8:35 pm. On the last day of the month, in Allerston, United Kingdom, sunrise is at 4:36 am and sunset at 9:24 pm BST.
How long on average sun shines in May in Allerston?
In May, the average sunshine duration is 7.6h.
When is the highest UV index in Allerston?
The months with the highest UV index are May through September, with an average maximum UV index of 4.
What is the UV index intensity in May in Allerston?
In Allerston, the average daily maximum UV index in May is 4. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May
Allerston, United Kingdom
  • Average high temperature in May: 13°C

The warmest month (with the highest average high temperature) is August (17.9°C).
The month with the lowest average high temperature is January (5.7°C).

  • Average low temperature in May: 7.4°C

The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is January (2.8°C).

Average pressure in May
Allerston, United Kingdom
  • Average pressure in May: 1016.2mbar

The month with the highest atmospheric pressure is May (1016.2mbar).
The month with the lowest atmospheric pressure is November (1008.5mbar).

Average wind speed in May
Allerston, United Kingdom
  • Average wind speed in May: 15.9km/h

The windiest month (with the highest average wind speed) is December (22.1km/h).
The calmest month (with the lowest average wind speed) is June (14.1km/h).

Average humidity in May
Allerston, United Kingdom
  • Average humidity in May: 80%

The months with the highest relative humidity are January and December (86%).
The months with the lowest relative humidity are April, May and August (80%).

Average rainfall in May
Allerston, United Kingdom
  • Average rainfall in May: 27mm

The wettest month (with the highest rainfall) is June (55mm).
The driest month (with the least rainfall) is April (19mm).

Average rainfall days in May
Allerston, United Kingdom
  • Average rainfall days in May: 14.6 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is February (11.2 days).

Average snowfall in May
Allerston, United Kingdom
  • Average snowfall in May: 1mm

The month with the highest snowfall is January (54mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in May
Allerston, United Kingdom
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Allerston, United Kingdom
  • 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 24min).

  • Average sunshine in May: 7h and 4min

The month with the most sunshine is August (Average sunshine: 8h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).

Average sunshine days in May
Allerston, United Kingdom
  • Average sunshine days in May: 13.3 days

The month with the most sunshine days is April (15.7 days).
The month with the least sunshine days is November (9.1 days).

Average UV index in May
Allerston, 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, November and December (UV index 2).

Average cloud cover in May
Allerston, United Kingdom
  • Average cloud cover in May: 50

The months with the most cloud cover are February and November (Cloud cover 60).
The month with the least cloud cover is April (Cloud cover 47).

Average visibility in May
Allerston, United Kingdom
  • Average visibility in May: 9km

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

englishespañol中文
Share