May weather forecast
Allen Junction, WV

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Weather in May

The last month of the spring, May, is an agreeable month in Allen Junction, West Virginia, with temperature in the range of an average low of 51.6°F (10.9°C) and an average high of 72.1°F (22.3°C).

Temperature

As Allen Junction transitions into May, the average high-temperature shows a change, moving from a refreshing 62.8°F (17.1°C) in April to an agreeable 72.1°F (22.3°C). During May, an average low-temperature of 51.6°F (10.9°C) is observed.

Humidity

In Allen Junction, the average relative humidity in May is 79%.

Rainfall

The months with the most rainfall are February and May, with an average 3.43" (87mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.3 snowfall days, in May, Allen Junction aggregates 0.43" (11mm) of snow. Throughout the year, in Allen Junction, there are 50.3 snowfall days, and 27.09" (688mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h and 13min.
On the first day of the month, sunrise is at 6:28 am and sunset at 8:15 pm. On the last day of May, sunrise is at 6:05 am and sunset at 8:40 pm EDT.

Sunshine

The average sunshine in May is 9h.

UV index

The average daily maximum UV index in May is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for average individuals.
Note: A maximum daily UV index of 5 during May morphs into the following directions:
Heed the precautions - It is counselled to guard against solar damage. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.

Frequently asked questions

What are the temperatures in May?

The high-temperature, in May, in Allen Junction, is 72.1°F (22.3°C), while the low-temperature averages to 51.6°F (10.9°C).

What is the average humidity in May?

In May, the average relative humidity is 79%.

What is the rainiest month?

The wettest months are February and May, with an average 3.43" (87mm) of rainfall.

How much does it rain in May?

In May, the rain falls for 20.1 days. Throughout May, 3.43" (87mm) of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Allen Junction aggregates 0.43" (11mm) of snow.

How many hours of daylight does Allen Junction have in May?

In Allen Junction, West Virginia, the average day length in May is 14h and 13min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 6:28 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:40 pm EDT.

How long on average sun shines in May?

The average sunshine duration in May is 9h.

What is the UV index reading in May?

In Allen Junction, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Allen Junction, WV

Average temperature in May - Allen Junction, WV
  • Average high temperature in May: 72.1°F

The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (38.3°F).

  • Average low temperature in May: 51.6°F

The month with the highest average low temperature is July (60.1°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).

Average pressure in May
Allen Junction, WV

Average pressure in May - Allen Junction, WV
  • Average pressure in May: 30.03"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in May
Allen Junction, WV

Average wind speed in May - Allen Junction, WV
  • Average wind speed in May: 5.9mph

The windiest month (with the highest average wind speed) is January (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in May
Allen Junction, WV

Average humidity in May - Allen Junction, WV
  • Average humidity in May: 79%

The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are June, July, August and November (77%).

Average rainfall in May
Allen Junction, WV

Average rainfall in May - Allen Junction, WV
  • Average rainfall in May: 3.43"

The wettest months (with the highest rainfall) are February and May (3.43").
The driest month (with the least rainfall) is September (1.57").

Average rainfall days in May
Allen Junction, WV

Average rainfall days in May - Allen Junction, WV
  • Average rainfall days in May: 20.1 days

The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is November (11.3 days).

Average snowfall in May
Allen Junction, WV

Average snowfall in May - Allen Junction, WV
  • Average snowfall in May: 0.43"

The month with the highest snowfall is February (6.02").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Allen Junction, WV

Average snowfall days in May - Allen Junction, WV
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (13.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Allen Junction, WV

Average daylight in May / Average sunshine in May - Allen Junction, WV
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in May: 9h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in May
Allen Junction, WV

Average sunshine days in May - Allen Junction, WV
  • Average sunshine days in May: 9.6 days

The month with the most sunshine days is November (15.8 days).
The month with the least sunshine days is February (8.3 days).

Average UV index in May
Allen Junction, WV

Average UV index in May - Allen Junction, WV
  • Average UV index in May: 5

The months with the highest UV index are June and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in May
Allen Junction, WV

Average cloud cover in May - Allen Junction, WV
  • Average cloud cover in May: 44

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 36).

Average visibility in May
Allen Junction, WV

Average visibility in May - Allen Junction, WV
  • Average visibility in May: 5mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).

Allen Junction, West Virginia, USA

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