May weather forecast
Granville, WV

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Weather in May

The last month of the spring, May, is an agreeable month in Granville, West Virginia, with temperature in the range of an average high of 71.6°F (22°C) and an average low of 50.9°F (10.5°C).

Temperature

Granville in May sees a temperature change, with average high-temperatures moving from a mild 60.4°F (15.8°C) in April to an agreeable 71.6°F (22°C). During the month of May, an average temperature of 50.9°F (10.5°C) is noted during the nights in Granville.

Humidity

The average relative humidity in May is 79%.

Rainfall

The month with the most rainfall is May, when the rain falls for 20.5 days and typically aggregates up to 4.02" (102mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows in Granville. During 0.3 snowfall days, in May, Granville aggregates 0.31" (8mm) of snow. Throughout the year, in Granville, West Virginia, there are 63.1 snowfall days, and 32.32" (821mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14h and 23min.
On the first day of May in Granville, 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 8:41 pm EDT.

Sunshine

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

UV index

May through July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.
Note: The daily high UV index of 6 in May translates into this advice:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense. Take into account! The reflection from snow can nearly double the Sun's UV radiation intensity.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature in Granville?

May temperatures in Granville vary between a high-temperature of 71.6°F (22°C) and a low-temperature of 50.9°F (10.5°C).

What is the average humidity in May in Granville?

In May, the average relative humidity is 79%.

What is the wettest month in Granville?

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

How many days does it rain in May in Granville?

In Granville, in May, during 20.5 rainfall days, 4.02" (102mm) of precipitation is typically accumulated.

What is the last month it snows in Granville?

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

How many hours of daylight does Granville have in May?

The average day length in May in Granville is 14h and 23min.

When is the sunrise / sunset in May in Granville?

On the first day of May, 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 8:41 pm EDT.

How long on average sun shines in May in Granville?

In May, the average sunshine duration is 8.8h.

When is the highest UV index in Granville?

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

What is the UV index reading in May in Granville?

The average daily maximum UV index in May is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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
Granville, WV

Average temperature in May - Granville, 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).

Average pressure in May
Granville, WV

Average pressure in May - Granville, 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).

Average wind speed in May
Granville, WV

Average wind speed in May - Granville, 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).

Average humidity in May
Granville, WV

Average humidity in May - Granville, 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%).

Average rainfall in May
Granville, WV

Average rainfall in May - Granville, 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").

Average rainfall days in May
Granville, WV

Average rainfall days in May - Granville, 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).

Average snowfall in May
Granville, WV

Average snowfall in May - Granville, 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").

Average snowfall days in May
Granville, WV

Average snowfall days in May - Granville, 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).

Average daylight in May /
Average sunshine in May
Granville, WV

Average daylight in May / Average sunshine in May - Granville, 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).

Average sunshine days in May
Granville, WV

Average sunshine days in May - Granville, 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).

Average UV index in May
Granville, WV

Average UV index in May - Granville, 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).

Average cloud cover in May
Granville, WV

Average cloud cover in May - Granville, 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).

Average visibility in May
Granville, WV

Average visibility in May - Granville, 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).

Granville, West Virginia, USA

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