May weather forecast
Calvin, WV

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Weather in May

May, the last month of the spring in Calvin, is a pleasant month, with temperature in the range of an average low of 51.4°F (10.8°C) and an average high of 71.2°F (21.8°C).

Temperature

With the onset of May, Calvin sees a temperature rise, with the average high-temperature moving from April's enjoyable 61.3°F (16.3°C) to an agreeable 71.2°F (21.8°C). In May, Calvin's temperature tends to fall to an average low of 51.4°F (10.8°C) during the night.

Humidity

The average relative humidity in May in Calvin is 80%.

Rainfall

May is the month with the most rainfall. Rain falls for 23.3 days and accumulates 4.21" (107mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows in Calvin. During 0.3 snowfall days, in May, Calvin aggregates 0.39" (10mm) of snow. Throughout the year, there are 60.4 snowfall days, and 38.62" (981mm) of snow is accumulated.

Daylight

In May, the average length of the day in Calvin is 14h and 16min.
On the first day of May in Calvin, sunrise is at 6:25 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 8:40 pm EDT.

Sunshine

In Calvin, the average sunshine in May is 8.9h.

UV index

In Calvin, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: An average maximum UV index of 5 in May leads to these recommendations:
Exercise prevention - Protecting skin and eyes from harm is required. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Calvin in May?

In May, the average high-temperature and low-temperature in Calvin are 71.2°F (21.8°C) and 51.4°F (10.8°C) respectively.

What is the average humidity in May in Calvin?

The average relative humidity in May in Calvin is 80%.

What is the wettest month in Calvin?

The month with the most rainfall is May, when the rain falls for 23.3 days and typically aggregates up to 4.21" (107mm) of precipitation.

How many days does it rain in May in Calvin?

In May, in Calvin, the rain falls for 23.3 days. Throughout May, 4.21" (107mm) of precipitation is accumulated.

What is the last month it snows in Calvin?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Calvin aggregates 0.39" (10mm) of snow.

What is the average length of the day in May in Calvin?

In Calvin, the average day length in May is 14h and 16min.

When are sunrise and sunset in May in Calvin?

On the first day of May in Calvin, sunrise is at 6:25 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:01 am and sunset at 8:40 pm EDT.

How long on average sun shines in May in Calvin?

In May, the average sunshine duration is 8.9h.

What is the UV index reading in May in Calvin?

In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from 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
Calvin, WV

Average temperature in May - Calvin, WV
  • Average high temperature in May: 71.2°F

The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (36.5°F).

  • Average low temperature in May: 51.4°F

The month with the highest average low temperature is July (60.4°F).
The coldest month (with the lowest average low temperature) is January (23.2°F).

Average pressure in May
Calvin, WV

Average pressure in May - Calvin, 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
Calvin, WV

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

The windiest months (with the highest average wind speed) are January and February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in May
Calvin, WV

Average humidity in May - Calvin, WV
  • Average humidity in May: 80%

The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are June, July, August and November (78%).

Average rainfall in May
Calvin, WV

Average rainfall in May - Calvin, WV
  • Average rainfall in May: 4.21"

The wettest month (with the highest rainfall) is May (4.21").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in May
Calvin, WV

Average rainfall days in May - Calvin, WV
  • Average rainfall days in May: 23.3 days

The month with the highest number of rainy days is May (23.3 days).
The month with the least rainy days is November (12.2 days).

Average snowfall in May
Calvin, WV

Average snowfall in May - Calvin, WV
  • Average snowfall in May: 0.39"

The month with the highest snowfall is January (8.94").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Calvin, WV

Average snowfall days in May - Calvin, WV
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in May: 8h and 5min

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
Calvin, WV

Average sunshine days in May - Calvin, WV
  • Average sunshine days in May: 6.1 days

The month with the most sunshine days is October (14.6 days).
The month with the least sunshine days is May (6.1 days).

Average UV index in May
Calvin, WV

Average UV index in May - Calvin, WV
  • Average UV index in May: 5

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

Average cloud cover in May
Calvin, WV

Average cloud cover in May - Calvin, WV
  • Average cloud cover in May: 44

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in May
Calvin, WV

Average visibility in May - Calvin, 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).

Calvin, West Virginia, USA

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