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's arrival coincides with a rise in the average high-temperature, moving from April's refreshing 59.5°F (15.3°C) to a pleasant 70.9°F (21.6°C). An average low-temperature of 50°F (10°C) is recorded during the nights in May.Humidity
In Greensburg, the average relative humidity in May is 79%.Rainfall
May is the month with the most rainfall. Rain falls for 20.9 days and accumulates 3.74" (95mm) 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, Greensburg aggregates 0.12" (3mm) of snow. Throughout the year, there are 63.3 snowfall days, and 27.44" (697mm) of snow is accumulated.Daylight
The average length of the day in May is 14h and 26min.On the first day of May, sunrise is at 6:16 am and sunset at 8:13 pm. On the last day of the month, sunrise is at 5:50 am and sunset at 8:41 pm EDT.
Sunshine
In May, the average sunshine is 8.8h.UV index
The average daily maximum UV index in May in Greensburg is 5. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: An average UV index of 5 in May transforms into this advice:
Take measures. Individuals with light skin might experience burns in under 30 minutes. The solar radiation around mid-day is intense; avoid the Sun and stay safe. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Greensburg in May?
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 Greensburg have in May?
When are sunrise and sunset in May?
How long on average sun shines in May?
What is the UV index intensity in May in Greensburg?
Average temperature in May
Greensburg, PA
- Average high temperature in May: 70.9°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (32.9°F).
- Average low temperature in May: 50°F
The month with the highest average low temperature is July (60.6°F).
The coldest month (with the lowest average low temperature) is January (20.3°F).
Average pressure in May
Greensburg, 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
Greensburg, PA
- Average wind speed in May: 6.4mph
The windiest month (with the highest average wind speed) is January (8.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in May
Greensburg, PA
- Average humidity in May: 79%
The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April, July and August (77%).
Average rainfall in May
Greensburg, PA
- Average rainfall in May: 3.74"
The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is November (2.01").
Average rainfall days in May
Greensburg, PA
- Average rainfall days in May: 20.9 days
The month with the highest number of rainy days is May (20.9 days).
The month with the least rainy days is January (9.8 days).
Average snowfall in May
Greensburg, PA
- Average snowfall in May: 0.12"
The month with the highest snowfall is January (6.65").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Greensburg, PA
- Average snowfall days in May: 0.3 days
The month with the highest number of snowfall days is January (17.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Greensburg, 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 6min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).
Average sunshine days in May
Greensburg, PA
- Average sunshine days in May: 7.9 days
The month with the most sunshine days is November (13.5 days).
The month with the least sunshine days is January (6.4 days).
Average UV index in May
Greensburg, PA
- Average UV index in May: 5
The months with the highest UV index are June and July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Greensburg, 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 35).
Average visibility in May
Greensburg, PA
- Average visibility in May: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January and February (4mi).
Greensburg, Pennsylvania, USA
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