May weather forecast
Henderson, WV

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Weather in May

May is characterized by an ascent in temperature as Henderson moves closer to summer. Residents enjoy the warmer weather, and outdoor activities flourish as the surrounding landscape is vibrant and aromatic. With daylight hours stretching to a notable 14.3 hours, longer sunny days pave the way for outdoor activities and family picnics. Even though the town receives average rainfall during May, it hardly plays spoilsport to the outdoor fun. May marks the departure from the erratic spring weather, settling into a more predictable warmth.

Temperature

May's arrival in Henderson signals an increase in average high-temperatures, moving from April's comfortable 64.8°F (18.2°C) to a moderately hot 75.6°F (24.2°C). An average minimum temperature of 54.3°F (12.4°C) is recorded during the month of May.

Humidity

The average relative humidity in May is 78%.

Rainfall

The month with the most rainfall is May, when the rain falls for 19.3 days and typically aggregates up to 3.27" (83mm) of precipitation.

Snowfall

In Henderson, West Virginia, snow does not fall in May through October.

Daylight

In Henderson, the average length of the day in May is 14h and 19min.
On the first day of May, sunrise is at 6:29 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:47 pm EDT.

Sunshine

In May, the average sunshine in Henderson is 9h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Henderson. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the average person.
Note: An average UV index of 6 in May transforms into this advice:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
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Frequently asked questions

What are the temperatures in Henderson in May?

The average high-temperature and low-temperature during May are 75.6°F (24.2°C) and 54.3°F (12.4°C) respectively.

What is the average humidity in May in Henderson?

In Henderson, West Virginia, the average relative humidity in May is 78%.

What is the rainiest month in Henderson?

The month with the most rainfall in Henderson, West Virginia, is May, when the rain falls for 19.3 days and typically aggregates up to 3.27" (83mm) of precipitation.

How many days does it rain in May in Henderson?

In Henderson, West Virginia, in May, it is raining for 19.3 days, with typically 3.27" (83mm) of accumulated precipitation.

When it does not snow in Henderson?

In Henderson, snow does not fall in May through October.

Does it snow in Henderson in May?

In May, in Henderson, West Virginia, it doesn't snow. April is the latest month when it typically snows.

How many hours of daylight does Henderson have in May?

The average day length in May in Henderson, West Virginia, is 14h and 19min.

When is the sunrise / sunset in May in Henderson?

In May, on the first day of the month, sunrise is at 6:29 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:47 pm EDT.

How many hours of sunshine does Henderson have in May?

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

What are the months with the highest UV index in Henderson?

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

What is the UV index reading in May in Henderson?

In May, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.
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
Henderson, WV

Average temperature in May - Henderson, WV
  • Average high temperature in May: 75.6°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in May: 54.3°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

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Average pressure in May
Henderson, WV

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

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in May
Henderson, WV

Average wind speed in May - Henderson, WV
  • Average wind speed in May: 5.7mph

The windiest month (with the highest average wind speed) is February (7mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

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Average humidity in May
Henderson, WV

Average humidity in May - Henderson, WV
  • Average humidity in May: 78%

The months with the highest relative humidity are January and February (82%).
The month with the lowest relative humidity is August (74%).

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Average rainfall in May
Henderson, WV

Average rainfall in May - Henderson, WV
  • Average rainfall in May: 3.27"

The wettest month (with the highest rainfall) is May (3.27").
The driest month (with the least rainfall) is September (1.57").

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Average rainfall days in May
Henderson, WV

Average rainfall days in May - Henderson, WV
  • Average rainfall days in May: 19.3 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (10.1 days).

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Average snowfall in May
Henderson, WV

Average snowfall in May - Henderson, WV
  • Average snowfall in May: 0"

The month with the highest snowfall is February (2.09").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in May
Henderson, WV

Average snowfall days in May - Henderson, WV
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (11.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Henderson, 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: 9h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

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Average sunshine days in May
Henderson, WV

Average sunshine days in May - Henderson, WV
  • Average sunshine days in May: 9.6 days

The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is February (9.2 days).

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Average UV index in May
Henderson, WV

Average UV index in May - Henderson, 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).

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Average cloud cover in May
Henderson, WV

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

The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 31).

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Average visibility in May
Henderson, WV

Average visibility in May - Henderson, WV
  • Average visibility in May: 5mi

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

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Henderson, West Virginia, USA

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