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
As April transitions into May, a change in temperatures is observed, with average highs moving from a cool 52.3°F (11.3°C) to a refreshing 65.8°F (18.8°C). The average low-temperature, in May, in Upper Lisle, is a frosty 45.5°F (7.5°C).Humidity
April through July, with an average relative humidity of 80%, are the least humid months.Rainfall
In Upper Lisle, in May, during 18.1 rainfall days, 3.11" (79mm) of precipitation is typically accumulated. Throughout the year, in Upper Lisle, there are 175.2 rainfall days, and 33.15" (842mm) of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows in Upper Lisle, New York. During 0.6 snowfall days, in May, Upper Lisle aggregates 0.35" (9mm) of snow. Throughout the year, there are 84.3 snowfall days, and 40.28" (1023mm) of snow is accumulated.Daylight
The average length of the day in May in Upper Lisle, New York, is 14h and 37min.On the first day of May in Upper Lisle, sunrise is at 5:57 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 5:29 am and sunset at 8:33 pm EDT.
Sunshine
In Upper Lisle, New York, the average sunshine in May is 8.1h.UV index
May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The daily high UV index of 5 in May translates into this advice:
Guard yourself - Avoiding sunburn is suggested. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Frequently asked questions
What are May temperatures in Upper Lisle?
What are the least humid months in Upper Lisle?
What is the average humidity in May in Upper Lisle?
How much does it rain in Upper Lisle in May?
What is the last month it snows in Upper Lisle?
How many hours of daylight does Upper Lisle have in May?
When are sunrise and sunset in May in Upper Lisle?
How many hours of sunshine does Upper Lisle have in May?
What is the month with the highest UV index in Upper Lisle?
What is the UV index reading in May in Upper Lisle?
Average temperature in May
Upper Lisle, NY
- Average high temperature in May: 65.8°F
The warmest month (with the highest average high temperature) is July (78.4°F).
The month with the lowest average high temperature is January (27.3°F).
- Average low temperature in May: 45.5°F
The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).
Average pressure in May
Upper Lisle, NY
- Average pressure in May: 30"Hg
The month with the highest atmospheric pressure is November (30.1"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Upper Lisle, NY
- Average wind speed in May: 7.4mph
The windiest month (with the highest average wind speed) is January (9.5mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in May
Upper Lisle, NY
- Average humidity in May: 80%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April, May, June and July (80%).
Average rainfall in May
Upper Lisle, NY
- Average rainfall in May: 3.11"
The wettest month (with the highest rainfall) is August (3.27").
The driest months (with the least rainfall) are January and September (2.36").
Average rainfall days in May
Upper Lisle, NY
- Average rainfall days in May: 18.1 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is February (8.2 days).
Average snowfall in May
Upper Lisle, NY
- Average snowfall in May: 0.35"
The month with the highest snowfall is February (8.62").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Upper Lisle, NY
- Average snowfall days in May: 0.6 days
The month with the highest number of snowfall days is January (19.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Upper Lisle, NY
- 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 6min).
- Average sunshine in May: 8h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).
Average sunshine days in May
Upper Lisle, NY
- Average sunshine days in May: 10.3 days
The month with the most sunshine days is September (13.7 days).
The month with the least sunshine days is February (4.8 days).
Average UV index in May
Upper Lisle, NY
- 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, February and December (UV index 1).
Average cloud cover in May
Upper Lisle, NY
- Average cloud cover in May: 50
The month with the most cloud cover is February (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 39).
Average visibility in May
Upper Lisle, NY
- Average visibility in May: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
Upper Lisle, New York, USA
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