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 onset of May brings a rise in the average high-temperature, elevating from an enjoyable 61.3°F (16.3°C) in April to a pleasant 71.8°F (22.1°C). In Cheyney, May's nights observe an average temperature dip to a cool 54.5°F (12.5°C).Humidity
In Cheyney, the average relative humidity in May is 76%.Rainfall
In Cheyney, in May, it is raining for 18.5 days, with typically 3.19" (81mm) of accumulated precipitation. Throughout the year, there are 166.6 rainfall days, and 35.59" (904mm) of precipitation is accumulated.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, Cheyney aggregates 0.12" (3mm) of snow. Throughout the year, there are 22 snowfall days, and 11.81" (300mm) of snow is accumulated.Daylight
In Cheyney, the average length of the day in May is 14h and 24min.On the first day of the month, sunrise is at 6:01 am and sunset at 7:57 pm. On the last day of May, sunrise is at 5:35 am and sunset at 8:24 pm EDT.
Sunshine
The average sunshine in May is 8.4h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the average person.Note: In May, the maximum UV index of 6 translates into these guidelines:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Stay sun-safe with clothing that is both closely woven and worn loosely. Take heed! The reflection of snow can intensify the Sun's UV radiation nearly double.
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 in Cheyney?
How much does it rain in May?
What is the last month it snows?
How many hours of daylight does Cheyney have in May?
When are sunrise and sunset in May?
How long on average sun shines in May?
What are the months with the highest UV index in Cheyney?
How high is the UV index in May?
Average temperature in May
Cheyney, PA
- Average high temperature in May: 71.8°F
The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (37°F).
- Average low temperature in May: 54.5°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (25.3°F).
Average pressure in May
Cheyney, 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
Cheyney, PA
- Average wind speed in May: 6.7mph
The windiest months (with the highest average wind speed) are January and March (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).
Average humidity in May
Cheyney, PA
- Average humidity in May: 76%
The months with the highest relative humidity are February and October (78%).
The month with the lowest relative humidity is April (72%).
Average rainfall in May
Cheyney, PA
- Average rainfall in May: 3.19"
The wettest month (with the highest rainfall) is August (4.09").
The driest month (with the least rainfall) is January (2.36").
Average rainfall days in May
Cheyney, PA
- Average rainfall days in May: 18.5 days
The month with the highest number of rainy days is May (18.5 days).
The month with the least rainy days is January (8.6 days).
Average snowfall in May
Cheyney, PA
- Average snowfall in May: 0.12"
The month with the highest snowfall is February (3.19").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Cheyney, PA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (6.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Cheyney, 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 24min).
- Average sunshine in May: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in May
Cheyney, PA
- Average sunshine days in May: 10.1 days
The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is July (10 days).
Average UV index in May
Cheyney, PA
- 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, November and December (UV index 2).
Average cloud cover in May
Cheyney, PA
- Average cloud cover in May: 47
The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in May
Cheyney, PA
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, June, July, August, October, November and December (6mi).
The months with the lowest visibility are May and September (5mi).
Cheyney, Pennsylvania, USA
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