May weather forecastWaldorf, MD
May
Weather in May
May, the last month of the spring in Waldorf, is a warm month, with an average temperature varying between 74.5°F (23.6°C) and 56.7°F (13.7°C).Temperature
The beginning of May marks a shift in the average high-temperature, moving from April's enjoyable 65.5°F (18.6°C) to a moderately hot 74.5°F (23.6°C). Waldorf observes an average nighttime temperature of 56.7°F (13.7°C) during May.Humidity
With an average relative humidity of 78%, May is the most humid month.Rainfall
In Waldorf, Maryland, in May, during 16.8 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. In Waldorf, during the entire year, the rain falls for 151.4 days and collects up to 29.33" (745mm) of precipitation.Snowfall
In Waldorf, snow does not fall in May through October.Daylight
The average length of the day in May is 14h and 17min.On the first day of May, sunrise is at 6:09 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:44 am and sunset at 8:25 pm EDT.
Sunshine
In May, the average sunshine is 8.8h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index in Waldorf. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: During May, 6 as the daily maximum UV index converts into the following advice:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Waldorf, MD
- Average high temperature in May: 74.5°F
The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (41.5°F).
- Average low temperature in May: 56.7°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).
Average pressure in May
Waldorf, 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
Waldorf, MD
- Average wind speed in May: 6.5mph
The windiest months (with the highest average wind speed) are March and April (7.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).
Average humidity in May
Waldorf, MD
- Average humidity in May: 78%
The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March and April (73%).
Average rainfall in May
Waldorf, MD
- Average rainfall in May: 2.72"
The wettest month (with the highest rainfall) is August (3.31").
The driest month (with the least rainfall) is January (1.85").
Average rainfall days in May
Waldorf, MD
- Average rainfall days in May: 16.8 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is November (8.7 days).
Average snowfall in May
Waldorf, MD
- Average snowfall in May: 0"
The month with the highest snowfall is January (2.32").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Waldorf, MD
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (4.3 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
Waldorf, MD
- Average daylight in May: 14h and 18min
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 30min).
- Average sunshine in May: 8h and 48min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 5h and 0min).
Average sunshine days in May
Waldorf, MD
- Average sunshine days in May: 11.4 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11.4 days).
Average UV index in May
Waldorf, 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 and December (UV index 2).
Average cloud cover in May
Waldorf, MD
- Average cloud cover in May: 45
The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in May
Waldorf, 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).





