May weather forecastRolles Beach, MD
May
Weather in May
May, the last month of the spring in Rolles Beach, is an agreeable month, with an average temperature fluctuating between 70.7°F (21.5°C) and 57.9°F (14.4°C).Temperature
A soft shift in the average high-temperature is noticeable in May, transitioning from an enjoyable 62.1°F (16.7°C) in April to a pleasant 70.7°F (21.5°C). The average temperature during May nights dips to a moderate 57.9°F (14.4°C).Humidity
May is the most humid month, with an average relative humidity of 79%.Rainfall
In May, the rain falls for 17.2 days. Throughout May, 2.64" (67mm) of precipitation is accumulated. Throughout the year, there are 157 rainfall days, and 32.91" (836mm) of precipitation is accumulated.Snowfall
In Rolles Beach, snow does not fall in May through October.Daylight
The average length of the day in May is 14h and 18min.On the first day of the month, sunrise is at 6:06 am and sunset at 7:57 pm. On the last day of May, in Rolles Beach, Maryland, sunrise is at 5:41 am and sunset at 8:23 pm EDT.
Sunshine
In Rolles Beach, the average sunshine in May is 9.3h.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 average individuals.Note: The maximum daily UV index of 6 in May converts into the following recommendations:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Rolles Beach, MD
- Average high temperature in May: 70.7°F
The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (40.5°F).
- Average low temperature in May: 57.9°F
The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (30°F).
Average pressure in May
Rolles Beach, MD
- Average pressure in May: 30.02"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Rolles Beach, MD
- Average wind speed in May: 8.3mph
The windiest months (with the highest average wind speed) are February and March (10.1mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).
Average humidity in May
Rolles Beach, MD
- Average humidity in May: 79%
The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are January and November (73%).
Average rainfall in May
Rolles Beach, MD
- Average rainfall in May: 2.64"
The wettest month (with the highest rainfall) is August (4.17").
The driest month (with the least rainfall) is January (1.93").
Average rainfall days in May
Rolles Beach, MD
- Average rainfall days in May: 17.2 days
The month with the highest number of rainy days is May (17.2 days).
The months with the least rainy days are January and November (8.8 days).
Average snowfall in May
Rolles Beach, MD
- Average snowfall in May: 0"
The month with the highest snowfall is March (1.22").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Rolles Beach, MD
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (3.2 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
Rolles Beach, 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: 9h and 18min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 12min).
Average sunshine days in May
Rolles Beach, MD
- Average sunshine days in May: 11.8 days
The month with the most sunshine days is November (19.7 days).
The months with the least sunshine days are May and August (11.8 days).
Average UV index in May
Rolles Beach, 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 and December (UV index 2).
Average cloud cover in May
Rolles Beach, MD
- Average cloud cover in May: 40
The month with the most cloud cover is March (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 27).
Average visibility in May
Rolles Beach, MD
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





