May weather forecast
Big Branch, WV

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Weather in May

May, the last month of the spring in Big Branch, is an agreeable month, with an average temperature varying between 52.2°F (11.2°C) and 72.9°F (22.7°C).

Temperature

As May arrives, Big Branch's weather shows an increase in high-temperatures, moving from April's comfortable 63.7°F (17.6°C) to an agreeable 72.9°F (22.7°C). Nightly temperatures in Big Branch drop to an average low of 52.2°F (11.2°C) in May.

Humidity

In May, the average relative humidity is 78%.

Rainfall

May is the month with the most rainfall. Rain falls for 19.7 days and accumulates 3.19" (81mm) 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, Big Branch aggregates 0.39" (10mm) of snow. In Big Branch, West Virginia, during the entire year, snow falls for 38.6 days and aggregates up to 20" (508mm) of snow.

Daylight

The average length of the day in May in Big Branch is 14h and 13min.
On the first day of the month, sunrise is at 6:30 am and sunset at 8:17 pm. On the last day of May, sunrise is at 6:07 am and sunset at 8:42 pm EDT.

Sunshine

In May, the average sunshine is 9.1h.

UV index

The average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In May, the maximum UV index of 5 transforms into these recommendations:
Ensure safety - Imperative it is to shield skin and eyes from damage. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Updated: Jul 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are May temperatures in Big Branch?

The high-temperature during May is 72.9°F (22.7°C) and the low-temperature is 52.2°F (11.2°C).

What is the average humidity in May in Big Branch?

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

What is the wettest month?

The month with the most rainfall is May, when the rain falls for 19.7 days and typically aggregates up to 3.19" (81mm) of precipitation.

How much does it rain in May?

In May, the rain falls for 19.7 days. Throughout May, 3.19" (81mm) of precipitation is accumulated.

What is the last month it snows?

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

How many hours of daylight does Big Branch have in May?

In May, the average day length is 14h and 13min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:30 am and sunset at 8:17 pm. On the last day of the month, in Big Branch, sunrise is at 6:07 am and sunset at 8:42 pm EDT.

How many hours of sunshine does Big Branch have in May?

The average sunshine duration in May is 9.1h.

What is the UV index intensity in May?

In Big Branch, the average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate health threat 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
Big Branch, WV

Average temperature in May - Big Branch, WV
  • Average high temperature in May: 72.9°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 (39.2°F).

  • Average low temperature in May: 52.2°F

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (25°F).

Average pressure in May
Big Branch, WV

Average pressure in May - Big Branch, WV
  • Average pressure in May: 30.03"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in May
Big Branch, WV

Average wind speed in May - Big Branch, WV
  • Average wind speed in May: 5.9mph

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

Average humidity in May
Big Branch, WV

Average humidity in May - Big Branch, WV
  • Average humidity in May: 78%

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

Average rainfall in May
Big Branch, WV

Average rainfall in May - Big Branch, WV
  • Average rainfall in May: 3.19"

The wettest month (with the highest rainfall) is May (3.19").
The driest month (with the least rainfall) is September (1.54").

Average rainfall days in May
Big Branch, WV

Average rainfall days in May - Big Branch, WV
  • Average rainfall days in May: 19.7 days

The month with the highest number of rainy days is May (19.7 days).
The months with the least rainy days are January and November (10.1 days).

Average snowfall in May
Big Branch, WV

Average snowfall in May - Big Branch, WV
  • Average snowfall in May: 0.39"

The month with the highest snowfall is December (4.41").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Big Branch, WV

Average snowfall days in May - Big Branch, WV
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (10.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Big Branch, WV

Average daylight in May / Average sunshine in May - Big Branch, 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 6min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).

Average sunshine days in May
Big Branch, WV

Average sunshine days in May - Big Branch, WV
  • Average sunshine days in May: 9.2 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is May (9.2 days).

Average UV index in May
Big Branch, WV

Average UV index in May - Big Branch, WV
  • Average UV index in May: 5

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

Average cloud cover in May
Big Branch, WV

Average cloud cover in May - Big Branch, WV
  • Average cloud cover in May: 43

The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are June and August (Cloud cover 36).

Average visibility in May
Big Branch, WV

Average visibility in May - Big Branch, 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).

Big Branch, West Virginia, USA

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