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
A shift in the average high-temperature is noticeable in May, changing from a fresh 52.5°F (11.4°C) in April to a refreshing 66.4°F (19.1°C). Niles's nighttime temperature during May is consistently averaged at a frosty 46.9°F (8.3°C).Humidity
The months with the lowest humidity are April and May, with an average relative humidity of 79%.Rainfall
The month with the most rainfall in Niles is May, when the rain falls for 14.7 days and typically aggregates up to 1.5" (38mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.4 snowfall days, in May, Niles aggregates 0.04" (1mm) of snow. Throughout the year, there are 76.2 snowfall days, and 16.93" (430mm) of snow is accumulated.Daylight
In May, the average length of the day in Niles is 14h and 40min.On the first day of May, sunrise is at 5:58 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 5:29 am and sunset at 8:37 pm EDT.
Sunshine
The average sunshine in May is 8.6h.UV index
May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: The daily high UV index of 5 in May translates into this advice:
Exercise prevention - Warding off sunburn is urged. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Employ a wide-brim hat for potent defense against up to 50% of UV rays. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What are the least humid months?
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?
What is the average length of the day in May?
When is the sunrise / sunset in May?
How long on average sun shines in May?
What is the month with the highest UV index?
How high is the UV index in May?
Average temperature in May
Niles, NY
- Average high temperature in May: 66.4°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 (27.9°F).
- Average low temperature in May: 46.9°F
The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).
Average pressure in May
Niles, NY
- Average pressure in May: 29.99"Hg
The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in May
Niles, NY
- Average wind speed in May: 7.7mph
The windiest month (with the highest average wind speed) is January (10.3mph).
The calmest month (with the lowest average wind speed) is July (6mph).
Average humidity in May
Niles, NY
- Average humidity in May: 79%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are April and May (79%).
Average rainfall in May
Niles, NY
- Average rainfall in May: 1.5"
The wettest month (with the highest rainfall) is May (1.5").
The driest month (with the least rainfall) is September (0.67").
Average rainfall days in May
Niles, NY
- Average rainfall days in May: 14.7 days
The month with the highest number of rainy days is May (14.7 days).
The month with the least rainy days is February (6.7 days).
Average snowfall in May
Niles, NY
- Average snowfall in May: 0.04"
The month with the highest snowfall is February (3.74").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Niles, NY
- Average snowfall days in May: 0.4 days
The month with the highest number of snowfall days is January (18.1 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Niles, NY
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in May: 8h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).
Average sunshine days in May
Niles, NY
- Average sunshine days in May: 13.4 days
The month with the most sunshine days is September (17.1 days).
The month with the least sunshine days is February (7.9 days).
Average UV index in May
Niles, 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 February and December (UV index 1).
Average cloud cover in May
Niles, NY
- Average cloud cover in May: 44
The month with the most cloud cover is February (Cloud cover 74).
The months with the least cloud cover are July and August (Cloud cover 33).
Average visibility in May
Niles, NY
- Average visibility in May: 6mi
The months with the highest visibility are April, May, June, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, July and December (5mi).
Niles, New York, USA
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