May weather forecast
Mount Gay, WV

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Weather in May

The last month of the spring, May, is a moderately hot month in Mount Gay, West Virginia, with temperature in the range of an average low of 53.6°F (12°C) and an average high of 75.2°F (24°C).

Temperature

As May arrives, a rise in the average high-temperature is observed, moving from a refreshing 65.5°F (18.6°C) in April to a moderately hot 75.2°F (24°C). May nights indicate a noticeable temperature drop from the daytime highs, with an average reading lowering to a cool 53.6°F (12°C).

Humidity

In Mount Gay, the average relative humidity in May is 78%.

Rainfall

May is the month with the most rainfall. Rain falls for 20.2 days and accumulates 3.74" (95mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.2 snowfall days, in May, Mount Gay aggregates 0.04" (1mm) of snow. In Mount Gay, West Virginia, during the entire year, snow falls for 38.9 days and aggregates up to 17.48" (444mm) of snow.

Daylight

In Mount Gay, the average length of the day in May is 14h and 14min.
On the first day of May, sunrise is at 6:31 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 8:44 pm EDT.

Sunshine

In May, the average sunshine is 9h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: In May, a daily maximum UV index of 6 leads to the following instructions:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures?

In Mount Gay, in May, the average high-temperature is 75.2°F (24°C), and the average low-temperature is 53.6°F (12°C).

What is the average humidity in May?

In May, the average relative humidity is 78%.

What is the rainiest month?

May is the month with the most rainfall. Rain falls for 20.2 days and accumulates 3.74" (95mm) of precipitation.

How many days does it rain in May in Mount Gay?

In Mount Gay, in May, during 20.2 rainfall days, 3.74" (95mm) of precipitation is typically accumulated.

What is the last month it snows in Mount Gay?

May is the last month it regularly snows. During 0.2 snowfall days, in May, Mount Gay aggregates 0.04" (1mm) of snow.

What is the average length of the day in May?

In May, the average day length is 14h and 14min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:31 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 8:44 pm EDT.

How long on average sun shines in May?

The average sunshine duration in May is 9h.

What are the months with the highest UV index?

The months with the highest UV index are May through August, with an average maximum UV index of 6.

What is the UV index intensity in May?

The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
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
Mount Gay, WV

Average temperature in May - Mount Gay, WV
  • Average high temperature in May: 75.2°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (39.7°F).

  • Average low temperature in May: 53.6°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in May
Mount Gay, WV

Average pressure in May - Mount Gay, WV
  • Average pressure in May: 30.02"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in May
Mount Gay, WV

Average wind speed in May - Mount Gay, WV
  • Average wind speed in May: 5.5mph

The windiest months (with the highest average wind speed) are January, February and April (6.5mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity in May
Mount Gay, WV

Average humidity in May - Mount Gay, WV
  • Average humidity in May: 78%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April, June, July, August and November (76%).

Average rainfall in May
Mount Gay, WV

Average rainfall in May - Mount Gay, WV
  • Average rainfall in May: 3.74"

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in May
Mount Gay, WV

Average rainfall days in May - Mount Gay, WV
  • Average rainfall days in May: 20.2 days

The month with the highest number of rainy days is May (20.2 days).
The month with the least rainy days is November (10.8 days).

Average snowfall in May
Mount Gay, WV

Average snowfall in May - Mount Gay, WV
  • Average snowfall in May: 0.04"

The month with the highest snowfall is January (4.53").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Mount Gay, WV

Average snowfall days in May - Mount Gay, WV
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is January (11.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Mount Gay, WV

Average daylight in May / Average sunshine in May - Mount Gay, 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 12min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).

Average sunshine days in May
Mount Gay, WV

Average sunshine days in May - Mount Gay, WV
  • Average sunshine days in May: 9.7 days

The months with the most sunshine days are October and November (17 days).
The month with the least sunshine days is February (8.8 days).

Average UV index in May
Mount Gay, WV

Average UV index in May - Mount Gay, WV
  • Average UV index in May: 6

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

Average cloud cover in May
Mount Gay, WV

Average cloud cover in May - Mount Gay, WV
  • Average cloud cover in May: 43

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in May
Mount Gay, WV

Average visibility in May - Mount Gay, WV
  • Average visibility in May: 5mi

The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).

Mount Gay, West Virginia, USA

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