May weather forecast
Knapp, WV

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Weather in May

May, the last month of the spring in Knapp, is an enjoyable month, with temperature in the range of an average low of 46.9°F (8.3°C) and an average high of 65.1°F (18.4°C).

Temperature

The start of May brings a rise in the average high-temperature, moving from a mild 55.8°F (13.2°C) in April to a still refreshing 65.1°F (18.4°C). May is noted for a mean low-temperature of 46.9°F (8.3°C).

Humidity

In May, the average relative humidity is 83%.

Rainfall

The month with the most rainfall is May, when the rain falls for 20.1 days and typically aggregates up to 2.72" (69mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 1.3 snowfall days, in May, Knapp aggregates 1.46" (37mm) of snow. In Knapp, during the entire year, snow falls for 80.8 days and aggregates up to 36.5" (927mm) of snow.

Daylight

In Knapp, the average length of the day in May is 14h and 16min.
On the first day of the month, sunrise is at 6:22 am and sunset at 8:11 pm. On the last day of May, sunrise is at 5:58 am and sunset at 8:37 pm EDT.

Sunshine

The average sunshine in May is 7.7h.

UV index

In Knapp, the average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum UV index of 4 in May translates into the following recommendations:
Undertake protective steps - Preventing sun damage is advised. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in May in Knapp?

The average high-temperature, in May, in Knapp, is 65.1°F (18.4°C), while the average low-temperature is 46.9°F (8.3°C).

What is the average humidity in May?

The average relative humidity in May is 83%.

What is the rainiest month?

May is the month with the most rainfall. Rain falls for 20.1 days and accumulates 2.72" (69mm) of precipitation.

How much does it rain in May?

In Knapp, West Virginia, in May, during 20.1 rainfall days, 2.72" (69mm) of precipitation is typically accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 1.3 snowfall days, in May, Knapp aggregates 1.46" (37mm) of snow.

What is the average length of the day in May?

The average day length in May is 14h and 16min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:22 am and sunset at 8:11 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 8:37 pm EDT.

How long on average sun shines in May?

The average sunshine duration in May is 7.7h.

What is the UV index reading in May?

The average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Knapp, WV

Average temperature in May - Knapp, WV
  • Average high temperature in May: 65.1°F

The warmest month (with the highest average high temperature) is July (75.9°F).
The month with the lowest average high temperature is January (31.6°F).

  • Average low temperature in May: 46.9°F

The month with the highest average low temperature is July (55.8°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).

Average pressure in May
Knapp, WV

Average pressure in May - Knapp, WV
  • Average pressure in May: 30.01"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in May
Knapp, WV

Average wind speed in May - Knapp, WV
  • Average wind speed in May: 6.2mph

The windiest month (with the highest average wind speed) is February (8.6mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in May
Knapp, WV

Average humidity in May - Knapp, WV
  • Average humidity in May: 83%

The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is June (80%).

Average rainfall in May
Knapp, WV

Average rainfall in May - Knapp, WV
  • Average rainfall in May: 2.72"

The wettest month (with the highest rainfall) is May (2.72").
The driest month (with the least rainfall) is November (1.3").

Average rainfall days in May
Knapp, WV

Average rainfall days in May - Knapp, WV
  • 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 February (6.7 days).

Average snowfall in May
Knapp, WV

Average snowfall in May - Knapp, WV
  • Average snowfall in May: 1.46"

The month with the highest snowfall is January (7.64").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Knapp, WV

Average snowfall days in May - Knapp, WV
  • Average snowfall days in May: 1.3 days

The month with the highest number of snowfall days is January (18.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Knapp, 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 36min).

  • Average sunshine in May: 7h and 4min

The month with the most sunshine is June (Average sunshine: 9h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).

Average sunshine days in May
Knapp, WV

Average sunshine days in May - Knapp, WV
  • Average sunshine days in May: 7.7 days

The month with the most sunshine days is October (14.6 days).
The month with the least sunshine days is May (7.7 days).

Average UV index in May
Knapp, WV

Average UV index in May - Knapp, WV
  • Average UV index in May: 4

The months with the highest UV index are June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in May
Knapp, WV

Average cloud cover in May - Knapp, WV
  • Average cloud cover in May: 56

The month with the most cloud cover is January (Cloud cover 68).
The months with the least cloud cover are June, July and August (Cloud cover 47).

Average visibility in May
Knapp, WV

Average visibility in May - Knapp, WV
  • Average visibility in May: 4mi

The months with the highest visibility are April and November (5mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (4mi).

Knapp, West Virginia, USA

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