May weather forecast
Porter, West VA

Weather in May

May, the last month of the spring in Porter, is a moderately hot month, with an average temperature ranging between max 74.8°F (23.8°C) and min 54.1°F (12.3°C).

Temperature

In May, the average high-temperature rises from a comfortable 64.8°F (18.2°C) in April to a moderately hot 74.8°F (23.8°C). In May, the average low-temperature is 54.1°F (12.3°C).

Humidity

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

Rainfall

The month with the most rainfall in Porter, West Virginia, is May, when the rain falls for 20.1 days and typically aggregates up to 3.94" (100mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Porter aggregates 0.31" (8mm) of snow. Throughout the year, there are 46.8 snowfall days, and 22.01" (559mm) of snow is accumulated.

Daylight

In May, the average length of the day in Porter is 14h and 17min.
On the first day of May, sunrise is at 6:27 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 8:42 pm EDT.

Sunshine

In May, the average sunshine in Porter, West Virginia, is 9h.

UV index

The months with the highest UV index in Porter are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 6 in May transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in May in Porter?

In Porter, West Virginia, in May, the average high-temperature is 74.8°F (23.8°C), and the average low-temperature is 54.1°F (12.3°C).

What is the average humidity in May in Porter?

The average relative humidity in May in Porter is 78%.

What is the wettest month in Porter?

The month with the most rainfall in Porter, West Virginia, is May, when the rain falls for 20.1 days and typically aggregates up to 3.94" (100mm) of precipitation.

How much does it rain in Porter in May?

In May, in Porter, West Virginia, the rain falls for 20.1 days. Throughout May, 3.94" (100mm) of precipitation is accumulated.

What is the last month it snows in Porter?

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

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

In Porter, the average day length in May is 14h and 17min.

When is the sunrise / sunset in May in Porter?

On the first day of May in Porter, sunrise is at 6:27 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:02 am and sunset at 8:42 pm EDT.

How long on average sun shines in May in Porter?

In Porter, the average sunshine duration in May is 9h.

When is the highest UV index in Porter?

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

How high is the UV index in May in Porter?

The average daily maximum UV index in May in Porter is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Porter, West VA

Average temperature in May - Porter, West VA
  • Average high temperature in May: 74.8°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in May: 54.1°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).

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Average pressure in May
Porter, West VA

Average pressure in May - Porter, West VA
  • Average pressure in May: 30.01"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).

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Average wind speed in May
Porter, West VA

Average wind speed in May - Porter, West VA
  • Average wind speed in May: 5.5mph

The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4mph).

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Average humidity in May
Porter, West VA

Average humidity in May - Porter, West VA
  • Average humidity in May: 78%

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

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Average rainfall in May
Porter, West VA

Average rainfall in May - Porter, West VA
  • Average rainfall in May: 3.94"

The wettest month (with the highest rainfall) is May (3.94").
The driest month (with the least rainfall) is September (1.81").

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Average rainfall days in May
Porter, West VA

Average rainfall days in May - Porter, West VA
  • 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 days).

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Average snowfall in May
Porter, West VA

Average snowfall in May - Porter, West VA
  • Average snowfall in May: 0.31"

The month with the highest snowfall is January (5.51").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in May
Porter, West VA

Average snowfall days in May - Porter, West VA
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (14.1 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
Porter, West VA

Average daylight in May / Average sunshine in May - Porter, West VA
  • Average daylight in May: 14h and 17min

The month with the longest days is June (Average daylight: 14h and 49min).
The month with the shortest days is December (Average daylight: 9h and 32min).

  • 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 42min).

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Average sunshine days in May
Porter, West VA

Average sunshine days in May - Porter, West VA
  • Average sunshine days in May: 9.5 days

The months with the most sunshine days are October and November (16.5 days).
The month with the least sunshine days is February (8.4 days).

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Average UV index in May
Porter, West VA

Average UV index in May - Porter, West VA
  • 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).

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Average cloud cover in May
Porter, West VA

Average cloud cover in May - Porter, West VA
  • Average cloud cover in May: 44

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 33).

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Average visibility in May
Porter, West VA

Average visibility in May - Porter, West VA
  • 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).

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