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
Greeley experiences a temperature shift with the start of May, with average high-temperatures moving from a cool 54.5°F (12.5°C) in April to a refreshing 67.1°F (19.5°C). During May, Greeley records a consistent average nighttime temperature of 47.3°F (8.5°C).Humidity
In Greeley, the average relative humidity in May is 79%.Rainfall
May is the month with the most rainfall. Rain falls for 16.2 days and accumulates 2.52" (64mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.3 snowfall days, in May, Greeley aggregates 0.31" (8mm) of snow. Throughout the year, there are 47.9 snowfall days, and 24.13" (613mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 32min.On the first day of the month, sunrise is at 5:55 am and sunset at 7:58 pm. On the last day of May, sunrise is at 5:28 am and sunset at 8:26 pm EDT.
Sunshine
In May, the average sunshine is 8h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.Note: The maximum daily UV index of 5 during May translates into the following directions:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. During bright days, sunglasses that offer UVA and UVB defense are recommended. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by 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?
What is the rainiest month?
How much does it rain in May?
What is the last month it snows?
How many hours of daylight does Greeley have in May?
When are sunrise and sunset in May?
How many hours of sunshine does Greeley have in May?
What are the months with the highest UV index?
What is the UV index reading in May?
Average temperature in May
Greeley, PA
- Average high temperature in May: 67.1°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30°F).
- Average low temperature in May: 47.3°F
The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (18.1°F).
Average pressure in May
Greeley, PA
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Greeley, PA
- Average wind speed in May: 6.6mph
The windiest months (with the highest average wind speed) are January and February (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in May
Greeley, PA
- Average humidity in May: 79%
The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is July (77%).
Average rainfall in May
Greeley, PA
- Average rainfall in May: 2.52"
The wettest month (with the highest rainfall) is May (2.52").
The driest month (with the least rainfall) is September (1.57").
Average rainfall days in May
Greeley, PA
- Average rainfall days in May: 16.2 days
The month with the highest number of rainy days is May (16.2 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in May
Greeley, PA
- Average snowfall in May: 0.31"
The month with the highest snowfall is December (5.35").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Greeley, PA
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is February (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Greeley, PA
- Average daylight in May: 14h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in May: 8h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in May
Greeley, PA
- Average sunshine days in May: 13 days
The month with the most sunshine days is September (18 days).
The month with the least sunshine days is April (12.1 days).
Average UV index in May
Greeley, PA
- Average UV index in May: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Greeley, PA
- Average cloud cover in May: 51
The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility in May
Greeley, PA
- Average visibility in May: 5mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (5mi).
Greeley, Pennsylvania, USA
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