Contents
- Weather in May
- Frequently asked questions
- Average temperature in May
- Average pressure in May
- Average wind speed in May
- Average humidity in May
- Average rainfall in May
- Average rainfall days in May
- Average snowfall in May
- Average snowfall days in May
- Average daylight in May
- Average sunshine in May
- Average sunshine days in May
- Average UV index in May
- Average cloud cover in May
- Average visibility in May
May
Weather in May
Temperature
The shift from April to May sees an increase in the average high-temperature, transitioning from an enjoyable 67.6°F (19.8°C) to a moderately hot 76.6°F (24.8°C). In the month of May, the nighttime temperature dips to a steady average of 55.8°F (13.2°C).Humidity
The months with the highest humidity are May and December, with an average relative humidity of 76%.Rainfall
The month with the most rainfall is May, when the rain falls for 13.8 days and typically aggregates up to 2.48" (63mm) of precipitation.Snowfall
January through March, May, November and December are months with snowfall in Martinsville. May is the first month it typically snows. Throughout May, in the average 0.1 snowfall days, it receives 0.04" (1mm) of snow. In Martinsville, during the entire year, snow falls for 8 days and aggregates up to 6.06" (154mm) of snow.Daylight
In Martinsville, Virginia, the average length of the day in May is 14h and 8min.On the first day of the month, sunrise is at 6:24 am and sunset at 8:08 pm. On the last day of May, sunrise is at 6:02 am and sunset at 8:32 pm EDT.
Sunshine
The average sunshine in May is 9.7h.UV index
The average daily maximum UV index in May is 6. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The maximum UV index of 6 during May leads to these instructions:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the most humid month?
What is the average humidity in May in Martinsville?
What is the rainiest month?
How much does it rain in May?
When does it start snowing?
What is the average length of the day in May?
When are sunrise and sunset in May?
How many hours of sunshine does Martinsville have in May?
What is the UV index reading in May?
Average temperature in May
Martinsville, VA
- Average high temperature in May: 76.6°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (44.1°F).
- Average low temperature in May: 55.8°F
The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).
Average pressure in May
Martinsville, VA
- 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 (29.98"Hg).
Average wind speed in May
Martinsville, VA
- Average wind speed in May: 5.7mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in May
Martinsville, VA
- Average humidity in May: 76%
The months with the highest relative humidity are May and December (76%).
The month with the lowest relative humidity is July (70%).
Average rainfall in May
Martinsville, VA
- Average rainfall in May: 2.48"
The wettest month (with the highest rainfall) is May (2.48").
The driest month (with the least rainfall) is September (1.14").
Average rainfall days in May
Martinsville, VA
- Average rainfall days in May: 13.8 days
The month with the highest number of rainy days is July (14.3 days).
The month with the least rainy days is November (7 days).
Average snowfall in May
Martinsville, VA
- Average snowfall in May: 0.04"
The month with the highest snowfall is December (2.05").
The months with the least snowfall are April, June, July, August, September and October (0").
Average snowfall days in May
Martinsville, VA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is February (2.7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Martinsville, VA
- Average daylight in May: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in May: 9h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and December (Average sunshine: 5h and 36min).
Average sunshine days in May
Martinsville, VA
- Average sunshine days in May: 14.7 days
The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is July (14.2 days).
Average UV index in May
Martinsville, VA
- Average UV index in May: 6
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in May
Martinsville, VA
- Average cloud cover in May: 38
The months with the most cloud cover are February and March (Cloud cover 41).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in May
Martinsville, VA
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).