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
Twelve Hills, Maryland, in May sees a temperature change, with average high-temperatures moving from an enjoyable 63.1°F (17.3°C) in April to a pleasant 72.7°F (22.6°C). In Twelve Hills, an average temperature of 55.4°F (13°C) is noted during May nights.Humidity
The months with the highest humidity in Twelve Hills are May and October, with an average relative humidity of 77%.Rainfall
In Twelve Hills, in May, it is raining for 18 days, with typically 3.15" (80mm) of accumulated precipitation. In Twelve Hills, during the entire year, the rain falls for 159.3 days and collects up to 30.31" (770mm) of precipitation.Snowfall
In Twelve Hills, snow does not fall in April through October.Daylight
In May, the average length of the day in Twelve Hills is 14h and 20min.On the first day of May, sunrise is at 6:08 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 5:43 am and sunset at 8:27 pm EDT.
Sunshine
The average sunshine in May in Twelve Hills is 8.9h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index in Twelve Hills. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.Note: The maximum UV index of 6 during May translates into these guidelines:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Frequently asked questions
What is the usual temperature for Twelve Hills in May?
What are the most humid months in Twelve Hills?
What is the average humidity in May in Twelve Hills?
How many days does it rain in May in Twelve Hills?
When it does not snow in Twelve Hills?
How many hours of daylight does Twelve Hills have in May?
What time are sunrise and sunset in May in Twelve Hills?
How long on average sun shines in May in Twelve Hills?
When is the highest UV index in Twelve Hills?
What is the UV index reading in May in Twelve Hills?
Average temperature in May
Twelve Hills, MD
- Average high temperature in May: 72.7°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (38.1°F).
- Average low temperature in May: 55.4°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 (26.1°F).
Average pressure in May
Twelve 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
Twelve Hills, MD
- Average wind speed in May: 6.8mph
The windiest month (with the highest average wind speed) is March (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in May
Twelve Hills, MD
- Average humidity in May: 77%
The months with the highest relative humidity are May and October (77%).
The months with the lowest relative humidity are April and July (72%).
Average rainfall in May
Twelve Hills, MD
- Average rainfall in May: 3.15"
The wettest month (with the highest rainfall) is August (4.06").
The driest month (with the least rainfall) is January (1.85").
Average rainfall days in May
Twelve Hills, MD
- Average rainfall days in May: 18 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is January (8.4 days).
Average snowfall in May
Twelve Hills, MD
- Average snowfall in May: 0"
The month with the highest snowfall is March (3.03").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in May
Twelve Hills, MD
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (4.6 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
Twelve 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 30min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The months with the least sunshine are January and February (Average sunshine: 5h and 6min).
Average sunshine days in May
Twelve Hills, MD
- Average sunshine days in May: 11 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (11 days).
Average UV index in May
Twelve 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
Twelve Hills, MD
- Average cloud cover in May: 44
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 29).
Average visibility in May
Twelve Hills, 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).
Twelve Hills, Maryland, USA
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