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
In May, the meteorological conditions change with the average high-temperature moving from a moderate 60.1°F (15.6°C) in April to a pleasant 71.8°F (22.1°C). The average nighttime temperature lowers to a cool 51.1°F (10.6°C) throughout May.Humidity
The average relative humidity in May is 78%.Rainfall
The month with the most rainfall is May, when the rain falls for 18.2 days and typically aggregates up to 2.56" (65mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, Pitcairn aggregates 0.04" (1mm) of snow. Throughout the year, there are 35.4 snowfall days, and 10.35" (263mm) of snow is accumulated.Daylight
The average length of the day in May is 14h and 26min.On the first day of the month, sunrise is at 6:17 am and sunset at 8:15 pm. On the last day of May, sunrise is at 5:51 am and sunset at 8:42 pm EDT.
Sunshine
In May, the average sunshine is 8.8h.UV index
In Pitcairn, the average daily maximum UV index in May is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for average individuals.Note: In May, the maximum UV index of 5 transforms into these recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the average humidity in May?
What is the rainiest month?
How many days does it rain in May in Pitcairn?
What is the last month it snows?
How many hours of daylight does Pitcairn have in May?
When is the sunrise / sunset in May in Pitcairn?
How many hours of sunshine does Pitcairn have in May?
What is the UV index intensity in May?
Average temperature in May
Pitcairn, PA
- Average high temperature in May: 71.8°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.1°F).
- Average low temperature in May: 51.1°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in May
Pitcairn, PA
- Average pressure in May: 30"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in May
Pitcairn, PA
- Average wind speed in May: 6.1mph
The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in May
Pitcairn, PA
- Average humidity in May: 78%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, July and August (76%).
Average rainfall in May
Pitcairn, PA
- Average rainfall in May: 2.56"
The wettest month (with the highest rainfall) is May (2.56").
The driest month (with the least rainfall) is November (1.06").
Average rainfall days in May
Pitcairn, PA
- Average rainfall days in May: 18.2 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (7.7 days).
Average snowfall in May
Pitcairn, PA
- Average snowfall in May: 0.04"
The month with the highest snowfall is February (2.52").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Pitcairn, PA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Pitcairn, PA
- Average daylight in May: 14h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in May
Pitcairn, PA
- Average sunshine days in May: 10.1 days
The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (10.1 days).
Average UV index in May
Pitcairn, PA
- Average UV index in May: 5
The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Pitcairn, PA
- Average cloud cover in May: 44
The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in May
Pitcairn, PA
- Average visibility in May: 5mi
The months with the highest visibility are April, June, August and November (6mi).
The months with the lowest visibility are January, February, March, May, July, September, October and December (5mi).
Pitcairn, Pennsylvania, USA
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