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
May's arrival coincides with a rise in the average high-temperature, moving from April's comfortable 66.6°F (19.2°C) to a warm 75.6°F (24.2°C). Lancaster, in May, experiences an average temperature of 57.7°F (14.3°C) at night.Humidity
In May, the average relative humidity is 77%.Rainfall
In Lancaster, during May, the rain falls for 17.4 days and regularly aggregates up to 2.76" (70mm) of precipitation. In Lancaster, during the entire year, the rain falls for 159.5 days and collects up to 31.42" (798mm) of precipitation.Snowfall
In Lancaster, snow does not fall in May through October.Daylight
In May, the average length of the day is 14h and 13min.On the first day of the month, sunrise is at 6:09 am and sunset at 7:56 pm. On the last day of May, sunrise is at 5:45 am and sunset at 8:21 pm EDT.
Sunshine
The average sunshine in May is 9.2h.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 threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 6 during May translates into the following directions:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average May temperature?
What is the average humidity in May?
How much does it rain in May?
When it does not snow in Lancaster?
Does it snow in Lancaster in May?
What is the average length of the day in May?
When is the sunrise / sunset in May?
How long on average sun shines in May?
What are the months with the highest UV index?
What is the UV index reading in May?
Average temperature in May
Lancaster, VA
- Average high temperature in May: 75.6°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (43.5°F).
- Average low temperature in May: 57.7°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).
Average pressure in May
Lancaster, VA
- Average pressure in May: 30.02"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
Lancaster, VA
- Average wind speed in May: 6.9mph
The windiest month (with the highest average wind speed) is April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in May
Lancaster, VA
- Average humidity in May: 77%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (73%).
Average rainfall in May
Lancaster, VA
- Average rainfall in May: 2.76"
The wettest month (with the highest rainfall) is August (3.19").
The driest month (with the least rainfall) is September (1.93").
Average rainfall days in May
Lancaster, VA
- Average rainfall days in May: 17.4 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is January (9.9 days).
Average snowfall in May
Lancaster, VA
- Average snowfall in May: 0"
The month with the highest snowfall is January (1.89").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in May
Lancaster, VA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (3.7 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
Lancaster, VA
- Average daylight in May: 14h and 1min
The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in May: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).
Average sunshine days in May
Lancaster, VA
- Average sunshine days in May: 11.6 days
The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is May (11.6 days).
Average UV index in May
Lancaster, VA
- 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
Lancaster, VA
- Average cloud cover in May: 41
The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 31).
Average visibility in May
Lancaster, VA
- 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).
Lancaster, Virginia, USA
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