May weather forecast
Marthatown, WV

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Weather in May

The last month of the spring, May, is a warm month in Marthatown, West Virginia, with an average temperature varying between 54.1°F (12.3°C) and 74.8°F (23.8°C).

Temperature

With the arrival of May, the average high-temperature transitions from a comfortable 64.9°F (18.3°C) in April to a warm 74.8°F (23.8°C). Throughout May, Marthatown's nights cool down to an average of 54.1°F (12.3°C).

Humidity

The average relative humidity in May in Marthatown is 78%.

Rainfall

May is the month with the most rainfall in Marthatown. Rain falls for 20.6 days and accumulates 3.74" (95mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In Marthatown, the average length of the day in May is 14h and 14min.
On the first day of May, sunrise is at 6:29 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:43 pm EDT.

Sunshine

In May, the average sunshine is 9h.

UV index

In May, the average daily maximum UV index in Marthatown is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.
Note: In May, the maximum UV index of 5 suggests this advice:
Heed the precautions - Suggestions to avoid sunburn are made. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Updated: Jul 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Marthatown in May?

In Marthatown, 74.8°F (23.8°C) is the average high-temperature and 54.1°F (12.3°C) is the average low-temperature during May.

What is the average humidity in May?

The average relative humidity in May is 78%.

What is the rainiest month?

May is the month with the most rainfall. Rain falls for 20.6 days and accumulates 3.74" (95mm) of precipitation.

How many days does it rain in May in Marthatown?

In May, the rain falls for 20.6 days. Throughout May, 3.74" (95mm) of precipitation is accumulated.

When it does not snow?

In Marthatown, West Virginia, snow does not fall in May through September.

Does it snow in Marthatown in May?

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

How many hours of daylight does Marthatown have in May?

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

When are sunrise and sunset in May?

In May, on the first day of the month, sunrise is at 6:29 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:06 am and sunset at 8:43 pm EDT.

How many hours of sunshine does Marthatown have in May?

In May, the average sunshine duration is 9h.

What is the UV index intensity in May?

The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from 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
Marthatown, WV

Average temperature in May - Marthatown, WV
  • Average high temperature in May: 74.8°F

The warmest month (with the highest average high temperature) is July (85.5°F).
The month with the lowest average high temperature is January (39°F).

  • Average low temperature in May: 54.1°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (25.9°F).

Average pressure in May
Marthatown, WV

Average pressure in May - Marthatown, 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
Marthatown, WV

Average wind speed in May - Marthatown, WV
  • Average wind speed in May: 5.6mph

The windiest months (with the highest average wind speed) are January and February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity in May
Marthatown, WV

Average humidity in May - Marthatown, WV
  • Average humidity in May: 78%

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

Average rainfall in May
Marthatown, WV

Average rainfall in May - Marthatown, WV
  • Average rainfall in May: 3.74"

The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days in May
Marthatown, WV

Average rainfall days in May - Marthatown, WV
  • Average rainfall days in May: 20.6 days

The month with the highest number of rainy days is May (20.6 days).
The month with the least rainy days is November (10.9 days).

Average snowfall in May
Marthatown, WV

Average snowfall in May - Marthatown, WV
  • Average snowfall in May: 0"

The months with the highest snowfall are January and February (5.12").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in May
Marthatown, WV

Average snowfall days in May - Marthatown, WV
  • Average snowfall days in May: 0.1 days

The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

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: 9h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in May
Marthatown, WV

Average sunshine days in May - Marthatown, WV
  • Average sunshine days in May: 9.3 days

The month with the most sunshine days is November (17.1 days).
The month with the least sunshine days is February (8.7 days).

Average UV index in May
Marthatown, WV

Average UV index in May - Marthatown, WV
  • Average UV index in May: 5

The months with the highest UV index are 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
Marthatown, WV

Average cloud cover in May - Marthatown, WV
  • Average cloud cover in May: 44

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in May
Marthatown, WV

Average visibility in May - Marthatown, 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).

Marthatown, West Virginia, USA

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