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 indicates a change in the average high-temperature, moving up from a mild 60.3°F (15.7°C) in April to a pleasant 72°F (22.2°C). May nights observe an average temperature dip to a cool 50.9°F (10.5°C).Humidity
In Coraopolis, the average relative humidity in May is 77%.Rainfall
In Coraopolis, in May, it is raining for 17.5 days, with typically 2.24" (57mm) of accumulated precipitation. In Coraopolis, Pennsylvania, during the entire year, the rain falls for 154.8 days and collects up to 21.22" (539mm) of precipitation.Snowfall
Months with snowfall in Coraopolis are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Coraopolis aggregates 0.04" (1mm) of snow. In Coraopolis, during the entire year, snow falls for 49.9 days and aggregates up to 10.12" (257mm) of snow.Daylight
The average length of the day in May is 14h and 27min.On the first day of the month, sunrise is at 6:18 am and sunset at 8:16 pm. On the last day of May, sunrise is at 5:52 am and sunset at 8:44 pm EDT.
Sunshine
In May, the average sunshine in Coraopolis, Pennsylvania, is 8.6h.UV index
The months with the highest UV index in Coraopolis are May through July, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the average person.Note: In May, a regular UV index of 6 translates into these guidelines:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Frequently asked questions
What is the usual temperature for Coraopolis in May?
What is the average humidity in May in Coraopolis?
How many days does it rain in May in Coraopolis?
What is the last month it snows in Coraopolis?
What is the average length of the day in May in Coraopolis?
When are sunrise and sunset in May in Coraopolis?
How long on average sun shines in May in Coraopolis?
What is the month with the highest UV index in Coraopolis?
What is the UV index intensity in May in Coraopolis?
Average temperature in May
Coraopolis, PA
- Average high temperature in May: 72°F
The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (32.9°F).
- Average low temperature in May: 50.9°F
The month with the highest average low temperature is July (61.9°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure in May
Coraopolis, PA
- Average pressure in May: 29.99"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
Coraopolis, PA
- Average wind speed in May: 6mph
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
Coraopolis, PA
- Average humidity in May: 77%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (75%).
Average rainfall in May
Coraopolis, PA
- Average rainfall in May: 2.24"
The wettest month (with the highest rainfall) is July (2.36").
The driest month (with the least rainfall) is January (1.22").
Average rainfall days in May
Coraopolis, PA
- Average rainfall days in May: 17.5 days
The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is January (8.1 days).
Average snowfall in May
Coraopolis, PA
- Average snowfall in May: 0.04"
The month with the highest snowfall is February (2.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Coraopolis, PA
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (14.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Coraopolis, 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 month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 54min).
Average sunshine days in May
Coraopolis, PA
- Average sunshine days in May: 11.2 days
The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is February (10.7 days).
Average UV index in May
Coraopolis, PA
- Average UV index in May: 6
The months with the highest UV index are May, June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Coraopolis, PA
- Average cloud cover in May: 45
The month with the most cloud cover is January (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in May
Coraopolis, 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).
Coraopolis, Pennsylvania, USA
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