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 transition from April to May brings a temperature rise, with average high-temperatures increasing from a cool 53.8°F (12.1°C) to a refreshing 66.9°F (19.4°C). During May, Williard's temperature averages to a frosty 46°F (7.8°C) at night.Humidity
The average relative humidity in May is 79%.Rainfall
In Williard, in May, it is raining for 19 days, with typically 2.72" (69mm) of accumulated precipitation. Throughout the year, there are 175.2 rainfall days, and 30.39" (772mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Williard. May is the last month it regularly snows in Williard, Pennsylvania. During 0.6 snowfall days, in May, Williard aggregates 0.35" (9mm) of snow. In Williard, during the entire year, snow falls for 80.1 days and aggregates up to 36.85" (936mm) of snow.Daylight
The average length of the day in May in Williard is 14h and 33min.On the first day of the month, sunrise is at 6:04 am and sunset at 8:07 pm. On the last day of May, in Williard, sunrise is at 5:37 am and sunset at 8:36 pm EDT.
Sunshine
In Williard, the average sunshine in May is 8.3h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In May, an average UV index of 5 transforms into the following instructions:
Take precautions - Protection against sun damage is advised. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the average humidity in May?
How much does it rain in May?
What is the last month it snows?
How many hours of daylight does Williard have in May?
What time are sunrise and sunset in May?
How many hours of sunshine does Williard have in May?
What are the months with the highest UV index?
What is the UV index intensity in May?
Average temperature in May
Williard, PA
- Average high temperature in May: 66.9°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (28.6°F).
- Average low temperature in May: 46°F
The month with the highest average low temperature is July (57.2°F).
The coldest month (with the lowest average low temperature) is January (17.1°F).
Average pressure in May
Williard, PA
- Average pressure in May: 30"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Williard, PA
- Average wind speed in May: 7.1mph
The windiest month (with the highest average wind speed) is January (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in May
Williard, PA
- Average humidity in May: 79%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is June (78%).
Average rainfall in May
Williard, PA
- Average rainfall in May: 2.72"
The wettest month (with the highest rainfall) is April (3.35").
The driest month (with the least rainfall) is November (1.97").
Average rainfall days in May
Williard, PA
- Average rainfall days in May: 19 days
The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is February (8.5 days).
Average snowfall in May
Williard, PA
- Average snowfall in May: 0.35"
The month with the highest snowfall is February (9.06").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Williard, PA
- Average snowfall days in May: 0.6 days
The month with the highest number of snowfall days is January (18.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Williard, PA
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in May: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).
Average sunshine days in May
Williard, PA
- Average sunshine days in May: 9.8 days
The month with the most sunshine days is September (14 days).
The month with the least sunshine days is February (7.4 days).
Average UV index in May
Williard, PA
- Average UV index in May: 5
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in May
Williard, PA
- Average cloud cover in May: 50
The month with the most cloud cover is December (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 39).
Average visibility in May
Williard, PA
- Average visibility in May: 5mi
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (5mi).
The month with the lowest visibility is February (4mi).
Williard, Pennsylvania, USA
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