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
The start of May brings a rise in the average high-temperature, moving from an enjoyable 62.2°F (16.8°C) in April to a pleasant 71.8°F (22.1°C). Red Oak Hills, during May nights, observes an average temperature of 54.1°F (12.3°C).Humidity
May is the most humid month, with an average relative humidity of 79%.Rainfall
In Red Oak Hills, during May, the rain falls for 17.7 days and regularly aggregates up to 3.23" (82mm) of precipitation. In Red Oak Hills, during the entire year, the rain falls for 159 days and collects up to 31.61" (803mm) of precipitation.Snowfall
Months with snowfall in Red Oak Hills are January through May, November and December. May is the last month it regularly snows in Red Oak Hills. During 0.1 snowfall days, in May, Red Oak Hills aggregates 0.16" (4mm) of snow. In Red Oak Hills, Maryland, during the entire year, snow falls for 18.7 days and aggregates up to 9.96" (253mm) of snow.Daylight
In May, the average length of the day is 14h and 22min.On the first day of May, sunrise is at 6:07 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 5:42 am and sunset at 8:28 pm EDT.
Sunshine
In Red Oak Hills, 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 in Red Oak Hills. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 6 during May translates into the following directions:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the most humid month?
What is the average humidity in May?
How much does it rain in May?
What is the last month it snows?
How many hours of daylight does Red Oak Hills have in May?
What time are sunrise and sunset in May in Red Oak Hills?
How many hours of sunshine does Red Oak Hills have in May?
When is the highest UV index in Red Oak Hills?
How high is the UV index in May?
Average temperature in May
Red Oak Hills, MD
- Average high temperature in May: 71.8°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 (37.6°F).
- Average low temperature in May: 54.1°F
The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (25°F).
Average pressure in May
Red Oak Hills, 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 (29.94"Hg).
Average wind speed in May
Red Oak Hills, MD
- Average wind speed in May: 6.8mph
The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in May
Red Oak Hills, MD
- Average humidity in May: 79%
The month with the highest relative humidity is May (79%).
The months with the lowest relative humidity are April and July (74%).
Average rainfall in May
Red Oak Hills, MD
- Average rainfall in May: 3.23"
The wettest month (with the highest rainfall) is August (3.9").
The driest month (with the least rainfall) is February (1.97").
Average rainfall days in May
Red Oak Hills, MD
- Average rainfall days in May: 17.7 days
The month with the highest number of rainy days is May (17.7 days).
The month with the least rainy days is January (8.6 days).
Average snowfall in May
Red Oak Hills, MD
- Average snowfall in May: 0.16"
The month with the highest snowfall is March (2.8").
The months with the least snowfall are June, July, August, September and October (0").
Average snowfall days in May
Red Oak Hills, MD
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (5.6 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in May /
Average sunshine in May
Red Oak Hills, 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
Red Oak Hills, MD
- Average sunshine days in May: 11.2 days
The month with the most sunshine days is November (18.8 days).
The month with the least sunshine days is May (11.2 days).
Average UV index in May
Red Oak Hills, 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
Red Oak Hills, 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 31).
Average visibility in May
Red Oak Hills, 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).
Red Oak Hills, Maryland, USA
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