Martinsburg
West Virginia, USA
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Martinsburg, West VA

The last month of the spring, May, is an agreeable month in Martinsburg, West Virginia, with temperature in the range of an average high of 72.7°F (22.6°C) and an average low of 49.6°F (9.8°C).

Temperature

In May, the average high-temperature marginally rises, from an enjoyable 64°F (17.8°C) in April, to a pleasant 72.7°F (22.6°C). In Martinsburg, in May, the average low-temperature is 49.6°F (9.8°C).

Rainfall

The month with the most rainfall in Martinsburg is May when the rain falls for 12.6 days and typically aggregates up to 4.1" (103.9mm) of precipitation.

Snowfall

In May, it doesn't snow. April is the latest month when it typically snows. Throughout the year, in Martinsburg, West Virginia, 26.5" (673.1mm) of snow is accumulated.

Daylight

In May, the average length of the day in Martinsburg, West Virginia, is 14.4h.

Sunshine

The average sunshine in Martinsburg is 8h.

UV index

In May, the average daily maximum UV index is 8. A UV Index value of 8 to 10 symbolizes a very high health risk from the exposure to the Sun's UV radiation for the ordinary person.
In May, the average maximum UV index of 8 translate into the following recommendations:
Take extra precautions. Fair-skinned individuals may get burned in less than 10 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in May in Martinsburg?

The average high-temperature, in May, in Martinsburg, West Virginia, is 72.7°F (22.6°C), while the average low-temperature is 49.6°F (9.8°C).

How many days does it rain in May in Martinsburg?

In Martinsburg, during May, the rain falls for 12.6 days and regularly aggregates up to 4.1" (103.9mm) of precipitation.

What is the wettest month in Martinsburg?

The month with the most rainfall is May when the rain falls for 12.6 days and typically aggregates up to 4.1" (103.9mm) of precipitation.

Does it snow in Martinsburg in May?

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

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

In Martinsburg, the average length of the day in May is 14.4h.

How many hours of sunshine does Martinsburg have in May?

The average sunshine in May in Martinsburg is 8h.

What is the UV index reading in May in Martinsburg?

In Martinsburg, the average daily maximum UV index in May is 8. A UV Index value of 8 to 10 symbolizes a very high health risk from the exposure to the Sun's UV radiation.
Average temperature in May - Martinsburg, West VA
  • Average high temperature in May: 72.7°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (39.5°F).

  • Average low temperature in May: 49.6°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (22.3°F).

Average rainfall in May - Martinsburg, West VA
  • Average rainfall in May: 4.1"

The wettest month (with the highest rainfall) is May (4.1").
The driest month (with the lowest rainfall) is February (2.3").

Average rainfall days in May - Martinsburg, West VA
  • Average rainfall days in May: 12.6 days

The month with the highest number of rainy days is May (12.6 days).
The month with the lowest number of rainy days is October (8.5 days).

Average snowfall in May - Martinsburg, West VA
  • Average snowfall in May: 0"

The month with the highest snowfall is January (9.3").
Months with the lowest snowfall are May, June, July, August, September and October (0").

Average snowfall days in May - Martinsburg, West VA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (3.7 days).
Months with the lowest number of snowfall days are May, June, July, August, September and October (0 days).

Average daylight in May / Average sunshine in May - Martinsburg, West VA
  • Average daylight in May: 14.4h

The month with the longest days is June (Average daylight: 14.9h).
The month with shortest days is December (Average daylight: 9.4h).

  • Average sunshine in May: 8h

Months with most sunshine are June and July (Average sunshine: 9h).
Months with least sunshine are January, November and December (Average sunshine: 4).

Average UV index in May - Martinsburg, West VA
  • Average UV index in May: 8

Months with the highest UV index are June and July (UV index 9).
Months with the lowest UV index are January, November and December (UV index 2).