May weather forecastOyster Harbor, MD
May
Weather in May
May, the last month of the spring in Oyster Harbor, is a pleasant month, with temperature in the range of an average low of 57.7°F (14.3°C) and an average high of 71.2°F (21.8°C).Temperature
The rise of average high-temperatures is seen in May, with an increase from a refreshing 62.2°F (16.8°C) in April to an agreeable 71.2°F (21.8°C). In the month of May, Oyster Harbor experiences an average low-temperature of 57.7°F (14.3°C).Humidity
With an average relative humidity of 78%, May is the most humid month.Rainfall
In Oyster Harbor, during May, the rain falls for 13.8 days and regularly aggregates up to 0.87" (22mm) of precipitation. Throughout the year, there are 120.4 rainfall days, and 10.47" (266mm) of precipitation is accumulated.Snowfall
In Oyster Harbor, snow does not fall in April through October.Daylight
In Oyster Harbor, the average length of the day in May is 14h and 19min.On the first day of the month, sunrise is at 6:06 am and sunset at 7:58 pm. On the last day of May, sunrise is at 5:42 am and sunset at 8:25 pm EDT.
Sunshine
In May, the average sunshine is 9h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.Note: In May, the maximum UV index of 6 suggests this advice:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Oyster Harbor, MD
- Average high temperature in May: 71.2°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.3°F).
- Average low temperature in May: 57.7°F
The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).
Average pressure in May
Oyster Harbor, MD
- Average pressure in May: 30.01"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
Oyster Harbor, MD
- Average wind speed in May: 8mph
The windiest month (with the highest average wind speed) is January (10mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).
Average humidity in May
Oyster Harbor, 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, April and November (72%).
Average rainfall in May
Oyster Harbor, MD
- Average rainfall in May: 0.87"
The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is January (0.47").
Average rainfall days in May
Oyster Harbor, MD
- Average rainfall days in May: 13.8 days
The months with the highest number of rainy days are July and August (14.3 days).
The month with the least rainy days is November (5.3 days).
Average snowfall in May
Oyster Harbor, MD
- Average snowfall in May: 0"
The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Oyster Harbor, MD
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (2.5 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
Oyster Harbor, 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: 9h and 0min
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
Oyster Harbor, MD
- Average sunshine days in May: 14.7 days
The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is August (13.8 days).
Average UV index in May
Oyster Harbor, 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
Oyster Harbor, MD
- Average cloud cover in May: 41
The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).
Average visibility in May
Oyster Harbor, 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).





