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
Willow Lake sees an increase in the average high-temperature with the arrival of May, moving from April's mild 57.7°F (14.3°C) to an agreeable 68.5°F (20.3°C). An average low-temperature of 49.8°F (9.9°C) is recorded during the nights in May.Humidity
In Willow Lake, the average relative humidity in May is 81%.Rainfall
In May, the rain falls for 15.6 days. Throughout May, 2.13" (54mm) of precipitation is accumulated. In Willow Lake, during the entire year, the rain falls for 145.2 days and collects up to 21.1" (536mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.2 snowfall days, in May, Willow Lake aggregates 0.16" (4mm) of snow. Throughout the year, there are 28.1 snowfall days, and 8.94" (227mm) of snow is accumulated.Daylight
The average length of the day in May is 14h and 28min.On the first day of May, sunrise is at 6:02 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 8:29 pm EDT.
Sunshine
In Willow Lake, the average sunshine in May is 8.3h.UV index
The average daily maximum UV index in May is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: The maximum daily UV index of 5 in May interprets into the following recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
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?
How many days does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
When is the sunrise / sunset in May?
How many hours of sunshine does Willow Lake have in May?
How high is the UV index in May?
Average temperature in May
Willow Lake, PA
- Average high temperature in May: 68.5°F
The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in May: 49.8°F
The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in May
Willow Lake, PA
- Average pressure in May: 30.01"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in May
Willow Lake, PA
- Average wind speed in May: 6.3mph
The windiest month (with the highest average wind speed) is March (8.4mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in May
Willow Lake, PA
- Average humidity in May: 81%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are March and April (77%).
Average rainfall in May
Willow Lake, PA
- Average rainfall in May: 2.13"
The wettest month (with the highest rainfall) is August (2.44").
The driest month (with the least rainfall) is September (1.26").
Average rainfall days in May
Willow Lake, PA
- Average rainfall days in May: 15.6 days
The month with the highest number of rainy days is May (15.6 days).
The month with the least rainy days is January (7 days).
Average snowfall in May
Willow Lake, PA
- Average snowfall in May: 0.16"
The month with the highest snowfall is January (2.36").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Willow Lake, PA
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (7.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Willow Lake, 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 2min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January, February and December (Average sunshine: 4h and 30min).
Average sunshine days in May
Willow Lake, PA
- Average sunshine days in May: 11.8 days
The month with the most sunshine days is January (18.8 days).
The month with the least sunshine days is May (11.8 days).
Average UV index in May
Willow Lake, PA
- Average UV index in May: 5
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in May
Willow Lake, PA
- Average cloud cover in May: 48
The months with the most cloud cover are February and December (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 32).
Average visibility in May
Willow Lake, PA
- Average visibility in May: 5mi
The months with the highest visibility are January, March, April, June, July and November (6mi).
The months with the lowest visibility are February, May, August, September, October and December (5mi).
Willow Lake, Pennsylvania, USA
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