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 arrival of May brings a change in Union Hill's weather, with average high-temperatures moving from April's refreshing 56.8°F (13.8°C) to a comfortable 67.8°F (19.9°C). During the nights in May, Union Hill observes an average low-temperature of 49.3°F (9.6°C).Humidity
In May, the average relative humidity in Union Hill, Pennsylvania, is 80%.Rainfall
In Union Hill, in May, during 18.7 rainfall days, 3.27" (83mm) of precipitation is typically accumulated. Throughout the year, there are 171.8 rainfall days, and 34.25" (870mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Union Hill. May is the last month it regularly snows. During 0.1 snowfall days, in May, Union Hill aggregates 0.08" (2mm) of snow. In Union Hill, during the entire year, snow falls for 41.5 days and aggregates up to 20.91" (531mm) of snow.Daylight
In Union Hill, Pennsylvania, the average length of the day in May is 14h and 29min.On the first day of May in Union Hill, Pennsylvania, sunrise is at 6:00 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 5:33 am and sunset at 8:27 pm EDT.
Sunshine
The average sunshine in May in Union Hill is 8.1h.UV index
In May, the average daily maximum UV index in Union Hill is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index of 5 during May translates into the following directions:
Take necessary precautions - Protection from skin and eye injury is mandatory. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
What is the usual temperature for Union Hill in May?
What is the average humidity in May in Union Hill?
How many days does it rain in May in Union Hill?
What is the last month it snows in Union Hill?
What is the average length of the day in May in Union Hill?
When are sunrise and sunset in May in Union Hill?
How many hours of sunshine does Union Hill have in May?
What is the UV index reading in May in Union Hill?
Average temperature in May
Union Hill, PA
- Average high temperature in May: 67.8°F
The warmest month (with the highest average high temperature) is July (81.7°F).
The month with the lowest average high temperature is January (31.8°F).
- Average low temperature in May: 49.3°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 (19.8°F).
Average pressure in May
Union Hill, PA
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Union Hill, PA
- Average wind speed in May: 6.4mph
The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in May
Union Hill, PA
- Average humidity in May: 80%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).
Average rainfall in May
Union Hill, PA
- Average rainfall in May: 3.27"
The wettest month (with the highest rainfall) is July (3.39").
The driest month (with the least rainfall) is September (2.01").
Average rainfall days in May
Union Hill, PA
- Average rainfall days in May: 18.7 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (9.9 days).
Average snowfall in May
Union Hill, PA
- Average snowfall in May: 0.08"
The month with the highest snowfall is January (5.63").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Union Hill, PA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (12.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Union Hill, PA
- Average daylight in May: 14h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in May: 8h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in May
Union Hill, PA
- Average sunshine days in May: 10 days
The month with the most sunshine days is November (16 days).
The month with the least sunshine days is May (10 days).
Average UV index in May
Union Hill, PA
- Average UV index in May: 5
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in May
Union Hill, PA
- Average cloud cover in May: 50
The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 34).
Average visibility in May
Union Hill, PA
- Average visibility in May: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Union Hill, Pennsylvania, USA
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