May weather forecast
Rock Forge, WV

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Weather in May

The last month of the spring, May, is an agreeable month in Rock Forge, West Virginia, with an average temperature fluctuating between 50.9°F (10.5°C) and 71.6°F (22°C).

Temperature

May's onset brings a temperature rise, moving from a refreshing 60.4°F (15.8°C) in April to a pleasant 71.6°F (22°C). Rock Forge, in May, witnesses an average low-temperature of 50.9°F (10.5°C).

Humidity

In Rock Forge, West Virginia, the average relative humidity in May is 79%.

Rainfall

May is the month with the most rainfall in Rock Forge. Rain falls for 20.5 days and accumulates 4.02" (102mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Rock Forge. May is the last month it regularly snows. During 0.3 snowfall days, in May, Rock Forge aggregates 0.31" (8mm) of snow. In Rock Forge, during the entire year, snow falls for 63.1 days and aggregates up to 32.32" (821mm) of snow.

Daylight

The average length of the day in May in Rock Forge is 14h and 22min.
On the first day of the month, sunrise is at 6:19 am and sunset at 8:14 pm. On the last day of May, in Rock Forge, West Virginia, sunrise is at 5:54 am and sunset at 8:40 pm EDT.

Sunshine

In May, the average sunshine in Rock Forge, West Virginia, is 8.8h.

UV index

The months with the highest UV index in Rock Forge, West Virginia, are May through July, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index of 6 during May leads to these instructions:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Boost your sun resistance with garments that are densely woven yet spacious. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
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Frequently asked questions

What is the temperature in May in Rock Forge?

The average high-temperature, in May, in Rock Forge, is 71.6°F (22°C), while the average low-temperature is 50.9°F (10.5°C).

What is the average humidity in May in Rock Forge?

In May, the average relative humidity in Rock Forge is 79%.

What is the rainiest month in Rock Forge?

May is the month with the most rainfall in Rock Forge, West Virginia. Rain falls for 20.5 days and accumulates 4.02" (102mm) of precipitation.

How much does it rain in Rock Forge in May?

In Rock Forge, in May, it is raining for 20.5 days, with typically 4.02" (102mm) of accumulated precipitation.

What is the last month it snows in Rock Forge?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Rock Forge aggregates 0.31" (8mm) of snow.

How many hours of daylight does Rock Forge have in May?

In Rock Forge, West Virginia, the average day length in May is 14h and 22min.

When is the sunrise / sunset in May in Rock Forge?

On the first day of May in Rock Forge, sunrise is at 6:19 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 5:54 am and sunset at 8:40 pm EDT.

How many hours of sunshine does Rock Forge have in May?

In Rock Forge, West Virginia, the average sunshine duration in May is 8.8h.

What is the month with the highest UV index in Rock Forge?

May through July, with an average maximum UV index of 6, are months with the highest UV index in Rock Forge.

What is the UV index reading in May in Rock Forge?

In Rock Forge, West Virginia, the average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to Sun's UV rays.
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
Rock Forge, WV

Average temperature in May - Rock Forge, WV
  • Average high temperature in May: 71.6°F

The warmest month (with the highest average high temperature) is July (82.6°F).
The month with the lowest average high temperature is January (34.5°F).

  • Average low temperature in May: 50.9°F

The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

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Average pressure in May
Rock Forge, WV

Average pressure in May - Rock Forge, WV
  • Average pressure in May: 30"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in May
Rock Forge, WV

Average wind speed in May - Rock Forge, WV
  • Average wind speed in May: 5.8mph

The windiest month (with the highest average wind speed) is January (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in May
Rock Forge, WV

Average humidity in May - Rock Forge, WV
  • Average humidity in May: 79%

The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are July and August (77%).

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Average rainfall in May
Rock Forge, WV

Average rainfall in May - Rock Forge, WV
  • Average rainfall in May: 4.02"

The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is September (2.17").

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Average rainfall days in May
Rock Forge, WV

Average rainfall days in May - Rock Forge, WV
  • Average rainfall days in May: 20.5 days

The month with the highest number of rainy days is May (20.5 days).
The month with the least rainy days is January (11.1 days).

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Average snowfall in May
Rock Forge, WV

Average snowfall in May - Rock Forge, WV
  • Average snowfall in May: 0.31"

The month with the highest snowfall is February (7.76").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Rock Forge, WV

Average snowfall days in May - Rock Forge, WV
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (17 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in May /
Average sunshine in May
Rock Forge, WV

Average daylight in May / Average sunshine in May - Rock Forge, WV
  • Average daylight in May: 14h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in May: 8h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

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Average sunshine days in May
Rock Forge, WV

Average sunshine days in May - Rock Forge, WV
  • Average sunshine days in May: 8.6 days

The month with the most sunshine days is November (13.5 days).
The month with the least sunshine days is January (6.7 days).

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Average UV index in May
Rock Forge, WV

Average UV index in May - Rock Forge, WV
  • Average UV index in May: 6

The months with the highest UV index are May, June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).

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Average cloud cover in May
Rock Forge, WV

Average cloud cover in May - Rock Forge, WV
  • Average cloud cover in May: 46

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 35).

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Average visibility in May
Rock Forge, WV

Average visibility in May - Rock Forge, WV
  • Average visibility in May: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).

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Rock Forge, West Virginia, USA

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