May weather forecastWheaton Crest, MD
May
Weather in May
May, the last month of the spring in Wheaton Crest, is a warm month, with an average temperature ranging between min 55.8°F (13.2°C) and max 73.9°F (23.3°C).Temperature
The arrival of May brings a change in Wheaton Crest's weather, with average high-temperatures moving from April's enjoyable 64.2°F (17.9°C) to a warm 73.9°F (23.3°C). Nightly temperatures drop to an average low of 55.8°F (13.2°C) in May.Humidity
The months with the highest humidity are May, October and December, with an average relative humidity of 76%.Rainfall
In Wheaton Crest, in May, it is raining for 17.8 days, with typically 3.23" (82mm) of accumulated precipitation. Throughout the year, there are 160.9 rainfall days, and 32.99" (838mm) of precipitation is accumulated.Snowfall
In Wheaton Crest, snow does not fall in May through October.Daylight
In Wheaton Crest, the average length of the day in May is 14h and 20min.On the first day of the month, sunrise is at 6:09 am and sunset at 8:01 pm. On the last day of May, sunrise is at 5:44 am and sunset at 8:27 pm EDT.
Sunshine
The average sunshine in May is 8.8h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 6 in May translates into these instructions:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Wheaton Crest, MD
- Average high temperature in May: 73.9°F
The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (39°F).
- Average low temperature in May: 55.8°F
The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).
Average pressure in May
Wheaton Crest, 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
Wheaton Crest, MD
- Average wind speed in May: 6.5mph
The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).
Average humidity in May
Wheaton Crest, MD
- Average humidity in May: 76%
The months with the highest relative humidity are May, October and December (76%).
The month with the lowest relative humidity is July (70%).
Average rainfall in May
Wheaton Crest, MD
- Average rainfall in May: 3.23"
The wettest month (with the highest rainfall) is August (4.13").
The driest month (with the least rainfall) is January (2.17").
Average rainfall days in May
Wheaton Crest, MD
- Average rainfall days in May: 17.8 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is November (8.8 days).
Average snowfall in May
Wheaton Crest, MD
- Average snowfall in May: 0"
The months with the highest snowfall are January and March (3.03").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Wheaton Crest, MD
- Average snowfall days in May: 0 days
The months with the highest number of snowfall days are January and February (5.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Wheaton Crest, MD
- Average daylight in May: 14h and 18min
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 30min).
- Average sunshine in May: 8h and 48min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).
Average sunshine days in May
Wheaton Crest, MD
- Average sunshine days in May: 11 days
The month with the most sunshine days is November (19.4 days).
The months with the least sunshine days are May and July (11 days).
Average UV index in May
Wheaton Crest, 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, November and December (UV index 2).
Average cloud cover in May
Wheaton Crest, MD
- Average cloud cover in May: 44
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in May
Wheaton Crest, MD
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).





