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
Summerhill in May shows a temperature shift, moving from an average high of a mild 56.8°F (13.8°C) in April to a still refreshing 67.8°F (19.9°C). Summerhill reports a consistent average low-temperature of 48.7°F (9.3°C) throughout May nights.Humidity
The average relative humidity in May is 80%.Rainfall
May is the month with the most rainfall. Rain falls for 19.5 days and accumulates 3.23" (82mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Summerhill. May is the last month it regularly snows in Summerhill, Pennsylvania. During 0.6 snowfall days, in May, Summerhill aggregates 0.16" (4mm) of snow. In Summerhill, during the entire year, snow falls for 51.3 days and aggregates up to 23.54" (598mm) of snow.Daylight
In May, the average length of the day in Summerhill is 14h and 26min.On the first day of the month, sunrise is at 6:13 am and sunset at 8:10 pm. On the last day of May, in Summerhill, Pennsylvania, sunrise is at 5:47 am and sunset at 8:38 pm EDT.
Sunshine
The average sunshine in May in Summerhill is 8.4h.UV index
May through August, with an average maximum UV index of 5, are months with the highest UV index in Summerhill. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum UV index of 5 in May translates into the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Frequently asked questions
What is the usual temperature for Summerhill in May?
What is the average humidity in May in Summerhill?
What is the rainiest month in Summerhill?
How many days does it rain in May in Summerhill?
What is the last month it snows in Summerhill?
How many hours of daylight does Summerhill have in May?
What time are sunrise and sunset in May in Summerhill?
How many hours of sunshine does Summerhill have in May?
When is the highest UV index in Summerhill?
How high is the UV index in May in Summerhill?
Average temperature in May
Summerhill, PA
- Average high temperature in May: 67.8°F
The warmest month (with the highest average high temperature) is July (79.9°F).
The month with the lowest average high temperature is January (30.6°F).
- Average low temperature in May: 48.7°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in May
Summerhill, PA
- Average pressure in May: 30"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
Summerhill, PA
- Average wind speed in May: 7mph
The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in May
Summerhill, PA
- Average humidity in May: 80%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April and July (78%).
Average rainfall in May
Summerhill, PA
- Average rainfall in May: 3.23"
The wettest month (with the highest rainfall) is May (3.23").
The driest month (with the least rainfall) is November (1.61").
Average rainfall days in May
Summerhill, PA
- Average rainfall days in May: 19.5 days
The month with the highest number of rainy days is May (19.5 days).
The month with the least rainy days is December (8.8 days).
Average snowfall in May
Summerhill, PA
- Average snowfall in May: 0.16"
The month with the highest snowfall is January (6.34").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Summerhill, PA
- Average snowfall days in May: 0.6 days
The month with the highest number of snowfall days is January (14.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Summerhill, 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 2min
The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in May
Summerhill, PA
- Average sunshine days in May: 9.7 days
The month with the most sunshine days is November (16.8 days).
The month with the least sunshine days is May (9.7 days).
Average UV index in May
Summerhill, PA
- Average UV index in May: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Summerhill, PA
- Average cloud cover in May: 49
The month with the most cloud cover is January (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 39).
Average visibility in May
Summerhill, 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).
Summerhill, Pennsylvania, USA
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