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 beginning of May signals a rise in the average high-temperature, moving from a refreshing 61°F (16.1°C) in April to a pleasant 72.1°F (22.3°C). Bellevue's temperature drops to an average low of 51.4°F (10.8°C) during the nights of May.Humidity
The average relative humidity in May is 76%.Rainfall
May is the month with the most rainfall. Rain falls for 18.9 days and accumulates 3.07" (78mm) of precipitation.Snowfall
May through September are months without snowfall.Daylight
The average length of the day in May is 14h and 27min.On the first day of May, sunrise is at 6:18 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 8:44 pm EDT.
Sunshine
In Bellevue, the average sunshine in May is 8.7h.UV index
May through July, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for average individuals.Note: A maximum high UV index of 6 in May translates into the following recommendations:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
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?
What is the rainiest month?
How many days does it rain in May?
When it does not snow?
Does it snow in May?
What is the average length of the day in May?
When are sunrise and sunset in May?
How many hours of sunshine does Bellevue have in May?
What is the month with the highest UV index?
What is the UV index intensity in May?
Average temperature in May
Bellevue, PA
- Average high temperature in May: 72.1°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (33.1°F).
- Average low temperature in May: 51.4°F
The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (21°F).
Average pressure in May
Bellevue, 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
Bellevue, PA
- Average wind speed in May: 6.1mph
The windiest month (with the highest average wind speed) is January (8mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in May
Bellevue, PA
- Average humidity in May: 76%
The months with the highest relative humidity are January and February (84%).
The months with the lowest relative humidity are July and August (73%).
Average rainfall in May
Bellevue, PA
- Average rainfall in May: 3.07"
The wettest month (with the highest rainfall) is May (3.07").
The driest month (with the least rainfall) is November (1.54").
Average rainfall days in May
Bellevue, PA
- Average rainfall days in May: 18.9 days
The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is January (8.9 days).
Average snowfall in May
Bellevue, PA
- Average snowfall in May: 0"
The month with the highest snowfall is January (3.31").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
Bellevue, PA
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is January (14.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Bellevue, 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 18min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).
Average sunshine days in May
Bellevue, PA
- Average sunshine days in May: 9.8 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is February (9.6 days).
Average UV index in May
Bellevue, 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
Bellevue, 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
Bellevue, PA
- Average visibility in May: 5mi
The months with the highest visibility are April, June, July, August and November (6mi).
The months with the lowest visibility are January, February, March, May, September, October and December (5mi).
Bellevue, Pennsylvania, USA
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