May weather forecast
Colley, VA

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Weather in May

The last month of the spring, May, is a moderately hot month in Colley, Virginia, with an average temperature fluctuating between 53.1°F (11.7°C) and 73.9°F (23.3°C).

Temperature

May's arrival signals an increase in average high-temperatures, moving from April's comfortable 64.9°F (18.3°C) to a moderately hot 73.9°F (23.3°C). Colley in May experiences a low-temperature average of 53.1°F (11.7°C).

Humidity

In May, the average relative humidity is 79%.

Rainfall

In May, the rain falls for 18.6 days. Throughout May, 2.99" (76mm) of precipitation is accumulated. Throughout the year, there are 169.1 rainfall days, and 32.09" (815mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.2 snowfall days, in May, Colley aggregates 0.24" (6mm) of snow. Throughout the year, there are 36.4 snowfall days, and 22.36" (568mm) of snow is accumulated.

Daylight

The average length of the day in May is 14h and 11min.
On the first day of the month, sunrise is at 6:33 am and sunset at 8:18 pm. On the last day of May, sunrise is at 6:10 am and sunset at 8:43 pm EDT.

Sunshine

The average sunshine in May is 9.1h.

UV index

The months with the highest UV index in Colley are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: In May, the maximum UV index of 6 transforms into these recommendations:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.

Frequently asked questions

What are May temperatures?

In May, the average high-temperature and low-temperature are 73.9°F (23.3°C) and 53.1°F (11.7°C) respectively.

What is the average humidity in May?

The average relative humidity in May is 79%.

How many days does it rain in May?

In May, the rain falls for 18.6 days. Throughout May, 2.99" (76mm) of precipitation is accumulated.

What is the last month it snows?

May is the last month it regularly snows. During 0.2 snowfall days, in May, Colley aggregates 0.24" (6mm) of snow.

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

In Colley, the average day length in May is 14h and 11min.

What time are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:33 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 8:43 pm EDT.

How many hours of sunshine does Colley have in May?

The average sunshine duration in May is 9.1h.

What are the months with the highest UV index?

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

How high is the UV index in May in Colley?

In Colley, 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 days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Colley, VA

Average temperature in May - Colley, VA
  • Average high temperature in May: 73.9°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (39.9°F).

  • Average low temperature in May: 53.1°F

The month with the highest average low temperature is July (61.7°F).
The coldest month (with the lowest average low temperature) is January (26.1°F).

Average pressure in May
Colley, VA

Average pressure in May - Colley, VA
  • Average pressure in May: 30.02"Hg

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

Average wind speed in May
Colley, VA

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

The windiest month (with the highest average wind speed) is April (6.8mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

Average humidity in May
Colley, VA

Average humidity in May - Colley, VA
  • Average humidity in May: 79%

The month with the highest relative humidity is February (81%).
The months with the lowest relative humidity are April and November (76%).

Average rainfall in May
Colley, VA

Average rainfall in May - Colley, VA
  • Average rainfall in May: 2.99"

The wettest month (with the highest rainfall) is February (3.7").
The driest month (with the least rainfall) is September (1.65").

Average rainfall days in May
Colley, VA

Average rainfall days in May - Colley, VA
  • Average rainfall days in May: 18.6 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is November (9.4 days).

Average snowfall in May
Colley, VA

Average snowfall in May - Colley, VA
  • Average snowfall in May: 0.24"

The month with the highest snowfall is February (5.59").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Colley, VA

Average snowfall days in May - Colley, VA
  • Average snowfall days in May: 0.2 days

The month with the highest number of snowfall days is February (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Colley, VA

Average daylight in May / Average sunshine in May - Colley, VA
  • 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 42min).

  • 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 18min).

Average sunshine days in May
Colley, VA

Average sunshine days in May - Colley, VA
  • Average sunshine days in May: 10.7 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (10.7 days).

Average UV index in May
Colley, VA

Average UV index in May - Colley, 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).

Average cloud cover in May
Colley, VA

Average cloud cover in May - Colley, VA
  • Average cloud cover in May: 42

The months with the most cloud cover are January and February (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in May
Colley, VA

Average visibility in May - Colley, 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).

Colley, Virginia, USA

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