May weather forecast
Rock Creek, WV

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Weather in May

The last month of the spring, May, is a pleasant month in Rock Creek, West Virginia, with temperature in the range of an average high of 73°F (22.8°C) and an average low of 52°F (11.1°C).

Temperature

In Rock Creek, the average high-temperature in May rises, from an enjoyable 63.7°F (17.6°C) in April, to a pleasant 73°F (22.8°C). In May, the recorded average low-temperature is a fresh 52°F (11.1°C).

Humidity

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

Rainfall

The month with the most rainfall is May, when the rain falls for 15.8 days and typically aggregates up to 1.85" (47mm) of precipitation.

Snowfall

Months with snowfall in Rock Creek are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Rock Creek aggregates 0.08" (2mm) of snow. In Rock Creek, during the entire year, snow falls for 30.3 days and aggregates up to 8.66" (220mm) of snow.

Daylight

The average length of the day in May is 14h and 14min.
On the first day of the month, sunrise is at 6:28 am and sunset at 8:16 pm. On the last day of May, sunrise is at 6:05 am and sunset at 8:41 pm EDT.

Sunshine

In Rock Creek, West Virginia, the average sunshine in May is 9.1h.

UV index

May through August, 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 unsafe exposure to UV radiation for ordinary individuals.
Note: In May, the maximum UV index of 6 transforms into these recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. 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. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Updated: Jul 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in May?

The high-temperature during May is 73°F (22.8°C) and the low-temperature is 52°F (11.1°C).

What is the average humidity in May?

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

What is the wettest month?

May is the month with the most rainfall. Rain falls for 15.8 days and accumulates 1.85" (47mm) of precipitation.

How many days does it rain in May?

In Rock Creek, during May, the rain falls for 15.8 days and regularly aggregates up to 1.85" (47mm) of precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Rock Creek aggregates 0.08" (2mm) of snow.

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

In Rock Creek, the average day length in May is 14h and 14min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:28 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 8:41 pm EDT.

How long on average sun shines in May?

In May, the average sunshine duration is 9.1h.

What are the months with the highest UV index?

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

How high is the UV index in May?

In Rock Creek, 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
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Rock Creek, WV

Average temperature in May - Rock Creek, WV
  • Average high temperature in May: 73°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (38.7°F).

  • Average low temperature in May: 52°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 (24.4°F).

Average pressure in May
Rock Creek, WV

Average pressure in May - Rock Creek, 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
Rock Creek, WV

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

The windiest months (with the highest average wind speed) are January and February (7mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

Average humidity in May
Rock Creek, WV

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

The month with the highest relative humidity is February (83%).
The months with the lowest relative humidity are April, June, July, August and November (77%).

Average rainfall in May
Rock Creek, WV

Average rainfall in May - Rock Creek, WV
  • Average rainfall in May: 1.85"

The wettest month (with the highest rainfall) is May (1.85").
The driest month (with the least rainfall) is September (0.71").

Average rainfall days in May
Rock Creek, WV

Average rainfall days in May - Rock Creek, WV
  • Average rainfall days in May: 15.8 days

The month with the highest number of rainy days is May (15.8 days).
The month with the least rainy days is November (7.8 days).

Average snowfall in May
Rock Creek, WV

Average snowfall in May - Rock Creek, WV
  • Average snowfall in May: 0.08"

The month with the highest snowfall is March (2.13").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Rock Creek, WV

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

The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Rock Creek, WV
  • Average daylight in May: 14h and 1min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in May: 9h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

Average sunshine days in May
Rock Creek, WV

Average sunshine days in May - Rock Creek, WV
  • Average sunshine days in May: 12.6 days

The month with the most sunshine days is November (20.2 days).
The month with the least sunshine days is May (12.6 days).

Average UV index in May
Rock Creek, WV

Average UV index in May - Rock Creek, 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, November and December (UV index 2).

Average cloud cover in May
Rock Creek, WV

Average cloud cover in May - Rock Creek, WV
  • Average cloud cover in May: 44

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in May
Rock Creek, WV

Average visibility in May - Rock Creek, WV
  • 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).

Rock Creek, West Virginia, USA

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