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 onset brings a temperature rise, moving from a moderate 57.6°F (14.2°C) in April to a pleasant 69.3°F (20.7°C). Penn Run experiences an average low-temperature of 49.3°F (9.6°C) in the month of May.Humidity
In May, the average relative humidity is 79%.Rainfall
May is the month with the most rainfall. Rain falls for 21.5 days and accumulates 3.62" (92mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.6 snowfall days, in May, Penn Run aggregates 0.24" (6mm) of snow. In Penn Run, during the entire year, snow falls for 67.3 days and aggregates up to 28.62" (727mm) of snow.Daylight
In Penn Run, the average length of the day in May is 14h and 28min.On the first day of May, sunrise is at 6:13 am and sunset at 8:12 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 8:40 pm EDT.
Sunshine
The average sunshine in May is 8.6h.UV index
May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In May, the maximum UV index of 5 translates into these guidelines:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in May?
What is the average humidity in May?
What is the wettest month?
How many days does it rain in May?
What is the last month it snows?
How many hours of daylight does Penn Run have in May?
When are sunrise and sunset in May?
How many hours of sunshine does Penn Run have in May?
What is the month with the highest UV index?
How high is the UV index in May?
Average temperature in May
Penn Run, PA
- Average high temperature in May: 69.3°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (31.3°F).
- Average low temperature in May: 49.3°F
The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (19°F).
Average pressure in May
Penn Run, 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
Penn Run, PA
- Average wind speed in May: 6.9mph
The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in May
Penn Run, PA
- Average humidity in May: 79%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, June, July and August (78%).
Average rainfall in May
Penn Run, PA
- Average rainfall in May: 3.62"
The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is November (1.93").
Average rainfall days in May
Penn Run, PA
- Average rainfall days in May: 21.5 days
The month with the highest number of rainy days is May (21.5 days).
The month with the least rainy days is January (9.1 days).
Average snowfall in May
Penn Run, PA
- Average snowfall in May: 0.24"
The month with the highest snowfall is January (7.05").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Penn Run, PA
- Average snowfall days in May: 0.6 days
The month with the highest number of snowfall days is January (17.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Penn Run, PA
- Average daylight in May: 14h and 3min
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 4min
The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in May
Penn Run, PA
- Average sunshine days in May: 7.9 days
The month with the most sunshine days is November (13.3 days).
The month with the least sunshine days is February (7.3 days).
Average UV index in May
Penn Run, 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
Penn Run, PA
- Average cloud cover in May: 47
The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in May
Penn Run, PA
- Average visibility in May: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).
Penn Run, Pennsylvania, USA
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