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
As April transitions into May, Rocky Ridge sees a rise in the average high-temperature, moving from a comfortable 61.9°F (16.6°C) to an agreeable 71.8°F (22.1°C). The month of May records an average low-temperature of 52.2°F (11.2°C).Humidity
In Rocky Ridge, the average relative humidity in May is 79%.Rainfall
May is the month with the most rainfall in Rocky Ridge. Rain falls for 18.3 days and accumulates 3.5" (89mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows in Rocky Ridge. During 0.1 snowfall days, in May, Rocky Ridge aggregates 0.16" (4mm) of snow. Throughout the year, in Rocky Ridge, there are 26.7 snowfall days, and 14.13" (359mm) of snow is accumulated.Daylight
In Rocky Ridge, the average length of the day in May is 14h and 22min.On the first day of the month, sunrise is at 6:08 am and sunset at 8:03 pm. On the last day of May, sunrise is at 5:43 am and sunset at 8:30 pm EDT.
Sunshine
The average sunshine in May in Rocky Ridge is 8.4h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 6 during May translates into the following guidance:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Frequently asked questions
What is the temperature in May in Rocky Ridge?
What is the average humidity in May in Rocky Ridge?
What is the wettest month in Rocky Ridge?
How much does it rain in Rocky Ridge in May?
What is the last month it snows in Rocky Ridge?
What is the average length of the day in May in Rocky Ridge?
When is the sunrise / sunset in May in Rocky Ridge?
How long on average sun shines in May in Rocky Ridge?
When is the highest UV index in Rocky Ridge?
How high is the UV index in May in Rocky Ridge?
Average temperature in May
Rocky Ridge, 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 (36.7°F).
- Average low temperature in May: 52.2°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).
Average pressure in May
Rocky Ridge, 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
Rocky Ridge, MD
- Average wind speed in May: 6.1mph
The windiest month (with the highest average wind speed) is January (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).
Average humidity in May
Rocky Ridge, MD
- Average humidity in May: 79%
The month with the highest relative humidity is October (80%).
The months with the lowest relative humidity are April and July (75%).
Average rainfall in May
Rocky Ridge, MD
- Average rainfall in May: 3.5"
The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is February (2.2").
Average rainfall days in May
Rocky Ridge, MD
- Average rainfall days in May: 18.3 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (8.7 days).
Average snowfall in May
Rocky Ridge, MD
- Average snowfall in May: 0.16"
The month with the highest snowfall is January (4.53").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Rocky Ridge, MD
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Rocky Ridge, 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 2min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in May
Rocky Ridge, MD
- Average sunshine days in May: 11.2 days
The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is May (11.2 days).
Average UV index in May
Rocky Ridge, 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
Rocky Ridge, MD
- Average cloud cover in May: 47
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in May
Rocky Ridge, MD
- Average visibility in May: 5mi
The months with the highest visibility are April, June, July, August and November (6mi).
The months with the lowest visibility are January, February, March, May, September, October and December (5mi).
Rocky Ridge, Maryland, USA
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