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
As May begins, there is an increase in the average high-temperature, moving from a mild 60.6°F (15.9°C) in April to a pleasant 72.1°F (22.3°C). During the nights in May, an average low-temperature of 51.6°F (10.9°C) is observed.Humidity
In May, the average relative humidity in Charleroi is 78%.Rainfall
May is the month with the most rainfall in Charleroi. Rain falls for 21.8 days and accumulates 3.78" (96mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Charleroi. May is the last month it regularly snows. During 0.1 snowfall days, in May, Charleroi aggregates 0.12" (3mm) of snow. Throughout the year, in Charleroi, Pennsylvania, there are 60.2 snowfall days, and 25.08" (637mm) of snow is accumulated.Daylight
In May, the average length of the day in Charleroi is 14h and 25min.On the first day of the month, sunrise is at 6:18 am and sunset at 8:15 pm. On the last day of May, sunrise is at 5:52 am and sunset at 8:42 pm EDT.
Sunshine
In Charleroi, the average sunshine in May is 8.9h.UV index
The months with the highest UV index are May through July, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: A maximum UV index of 6 in May translates into the following recommendations:
Stay clear of intense sun exposure. Solar protection is of utmost significance. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
What is the usual temperature for Charleroi in May?
What is the average humidity in May in Charleroi?
What is the rainiest month in Charleroi?
How much does it rain in Charleroi in May?
What is the last month it snows in Charleroi?
What is the average length of the day in May in Charleroi?
When are sunrise and sunset in May in Charleroi?
How many hours of sunshine does Charleroi have in May?
When is the highest UV index in Charleroi?
What is the UV index intensity in May in Charleroi?
Average temperature in May
Charleroi, 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
Charleroi, 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
Charleroi, 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
Charleroi, 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
Charleroi, 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
Charleroi, 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
Charleroi, 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
Charleroi, 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
Charleroi, 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
Charleroi, 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
Charleroi, 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
Charleroi, 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
Charleroi, 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).
Charleroi, Pennsylvania, USA
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