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
With the beginning of May, Loretto's average high-temperature sees an increase, transitioning from a mild 56.7°F (13.7°C) in April to a still refreshing 67.8°F (19.9°C). Nighttime temperature lowers to an average of 48.7°F (9.3°C) in May.Humidity
In May, the average relative humidity is 80%.Rainfall
May is the month with the most rainfall. Rain falls for 19.8 days and accumulates 3.62" (92mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.8 snowfall days, in May, Loretto aggregates 0.31" (8mm) of snow. Throughout the year, in Loretto, there are 70.6 snowfall days, and 40.12" (1019mm) of snow is accumulated.Daylight
In May, the average length of the day in Loretto is 14h and 27min.On the first day of May in Loretto, Pennsylvania, sunrise is at 6:12 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 8:38 pm EDT.
Sunshine
In Loretto, the average sunshine in May is 8.1h.UV index
The months with the highest UV index in Loretto are May through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index of 5 during May leads to these instructions:
Ensure safety - Recommendations to avert sunburn are presented. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Frequently asked questions
What are May temperatures in Loretto?
What is the average humidity in May in Loretto?
What is the wettest month in Loretto?
How many days does it rain in May in Loretto?
What is the last month it snows in Loretto?
How many hours of daylight does Loretto have in May?
When is the sunrise / sunset in May in Loretto?
How long on average sun shines in May in Loretto?
What are the months with the highest UV index in Loretto?
How high is the UV index in May in Loretto?
Average temperature in May
Loretto, PA
- Average high temperature in May: 67.8°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (30.4°F).
- Average low temperature in May: 48.7°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).
Average pressure in May
Loretto, 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
Loretto, PA
- Average wind speed in May: 7mph
The windiest month (with the highest average wind speed) is January (10mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in May
Loretto, PA
- Average humidity in May: 80%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, June and July (78%).
Average rainfall in May
Loretto, PA
- Average rainfall in May: 3.62"
The wettest month (with the highest rainfall) is May (3.62").
The driest month (with the least rainfall) is November (2.01").
Average rainfall days in May
Loretto, PA
- Average rainfall days in May: 19.8 days
The month with the highest number of rainy days is May (19.8 days).
The month with the least rainy days is January (7.7 days).
Average snowfall in May
Loretto, PA
- Average snowfall in May: 0.31"
The month with the highest snowfall is February (8.86").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Loretto, PA
- Average snowfall days in May: 0.8 days
The month with the highest number of snowfall days is January (18 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Loretto, PA
- Average daylight in May: 14h and 3min
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 1min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 6min).
Average sunshine days in May
Loretto, PA
- Average sunshine days in May: 9.5 days
The month with the most sunshine days is November (13.5 days).
The months with the least sunshine days are January and February (7.7 days).
Average UV index in May
Loretto, 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
Loretto, PA
- Average cloud cover in May: 51
The month with the most cloud cover is January (Cloud cover 70).
The months with the least cloud cover are July and August (Cloud cover 39).
Average visibility in May
Loretto, 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).
Loretto, Pennsylvania, USA
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