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
Weather in May
Temperature
In May, the meteorological conditions in Mount Airy change with the average high-temperature moving from a comfortable 62.2°F (16.8°C) in April to an agreeable 72°F (22.2°C). In the month of May, the nighttime temperature dips to a steady average of 53.2°F (11.8°C).Humidity
May is the most humid month, with an average relative humidity of 80%.Rainfall
In Mount Airy, Maryland, in May, during 18.1 rainfall days, 3.5" (89mm) of precipitation is typically accumulated. In Mount Airy, during the entire year, the rain falls for 160.9 days and collects up to 33.23" (844mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, Mount Airy aggregates 0.2" (5mm) of snow. In Mount Airy, during the entire year, snow falls for 24.7 days and aggregates up to 14.88" (378mm) of snow.Daylight
In May, the average length of the day is 14h and 21min.On the first day of May, sunrise is at 6:08 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 8:29 pm EDT.
Sunshine
In Mount Airy, Maryland, the average sunshine in May is 8.5h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 6 in May interprets into the following recommendations:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Attention! Nearly twice the Sun's UV radiation can be reflected by snow.
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 Mount Airy?
How much does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
When is the sunrise / sunset in May?
How many hours of sunshine does Mount Airy have in May?
When is the highest UV index?
What is the UV index intensity in May?
Average temperature in May
Mount Airy, MD
- Average high temperature in May: 72°F
The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (37.4°F).
- Average low temperature in May: 53.2°F
The month with the highest average low temperature is July (66.2°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).
Average pressure in May
Mount Airy, MD
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in May
Mount Airy, MD
- Average wind speed in May: 6.5mph
The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in May
Mount Airy, MD
- Average humidity in May: 80%
The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January, April and July (75%).
Average rainfall in May
Mount Airy, MD
- Average rainfall in May: 3.5"
The wettest month (with the highest rainfall) is August (3.9").
The driest month (with the least rainfall) is February (2.13").
Average rainfall days in May
Mount Airy, MD
- Average rainfall days in May: 18.1 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is January (8.4 days).
Average snowfall in May
Mount Airy, MD
- Average snowfall in May: 0.2"
The month with the highest snowfall is March (4.53").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Mount Airy, MD
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (7.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Mount Airy, MD
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in May: 8h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The months with the least sunshine are January and February (Average sunshine: 4h and 48min).
Average sunshine days in May
Mount Airy, MD
- Average sunshine days in May: 10.8 days
The month with the most sunshine days is November (18.1 days).
The month with the least sunshine days is May (10.8 days).
Average UV index in May
Mount Airy, MD
- 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, November and December (UV index 2).
Average cloud cover in May
Mount Airy, MD
- Average cloud cover in May: 46
The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in May
Mount Airy, MD
- 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).
Mount Airy, Maryland, USA
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