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
Entering May, North Belle Vernon sees a temperature rise, with the average high-temperature advancing from April's moderate 60.6°F (15.9°C) to an agreeable 72.1°F (22.3°C). In North Belle Vernon, in May, the average low-temperature is a cool 51.6°F (10.9°C).Humidity
In North Belle Vernon, the average relative humidity in May is 78%.Rainfall
The month with the most rainfall in North Belle Vernon is May, when the rain falls for 21.8 days and typically aggregates up to 3.78" (96mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in North Belle Vernon. May is the last month it regularly snows in North Belle Vernon. During 0.1 snowfall days, in May, North Belle Vernon aggregates 0.12" (3mm) of snow. In North Belle Vernon, during the entire year, snow falls for 60.2 days and aggregates up to 25.08" (637mm) of snow.Daylight
In North Belle Vernon, Pennsylvania, the average length of the day in May is 14h and 25min.On the first day of May in North Belle Vernon, sunrise is at 6:18 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 5:52 am and sunset at 8:42 pm EDT.
Sunshine
In North Belle Vernon, the average sunshine in May is 8.9h.UV index
The months with the highest UV index in North Belle Vernon, Pennsylvania, are May through July, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the average person.Note: A maximum daily UV index of 6 during May morphs into the following directions:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Attempt to stay under shade and limit exposure to the Sun between 10 a.m. and 4 p.m., when UV radiation is at its peak. Remember, devices such as parasols or canopies might not provide complete sun protection. 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. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Frequently asked questions
What are May temperatures in North Belle Vernon?
What is the average humidity in May in North Belle Vernon?
What is the rainiest month in North Belle Vernon?
How many days does it rain in May in North Belle Vernon?
What is the last month it snows in North Belle Vernon?
How many hours of daylight does North Belle Vernon have in May?
What time are sunrise and sunset in May in North Belle Vernon?
How long on average sun shines in May in North Belle Vernon?
What are the months with the highest UV index in North Belle Vernon?
How high is the UV index in May in North Belle Vernon?
Average temperature in May
North Belle Vernon, PA
- Average high temperature in May: 72.1°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (34°F).
- Average low temperature in May: 51.6°F
The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (21.2°F).
Average pressure in May
North Belle Vernon, 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
North Belle Vernon, PA
- Average wind speed in May: 6mph
The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in May
North Belle Vernon, PA
- Average humidity in May: 78%
The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (76%).
Average rainfall in May
North Belle Vernon, PA
- Average rainfall in May: 3.78"
The wettest month (with the highest rainfall) is May (3.78").
The driest month (with the least rainfall) is November (2.13").
Average rainfall days in May
North Belle Vernon, PA
- Average rainfall days in May: 21.8 days
The month with the highest number of rainy days is May (21.8 days).
The months with the least rainy days are January and February (11.7 days).
Average snowfall in May
North Belle Vernon, PA
- Average snowfall in May: 0.12"
The month with the highest snowfall is January (6.26").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
North Belle Vernon, PA
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is January (17.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
North Belle Vernon, 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 5min
The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in May
North Belle Vernon, PA
- Average sunshine days in May: 8.2 days
The month with the most sunshine days is November (14.3 days).
The month with the least sunshine days is January (6.8 days).
Average UV index in May
North Belle Vernon, 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
North Belle Vernon, PA
- Average cloud cover in May: 44
The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in May
North Belle Vernon, PA
- Average visibility in May: 5mi
The months with the highest visibility are April, August and November (6mi).
The months with the lowest visibility are January and February (4mi).
North Belle Vernon, Pennsylvania, USA
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