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 arrival of May sees a shift in the average high-temperature, moving from a cool 54.1°F (12.3°C) in April to an enjoyable 67.6°F (19.8°C). Knox, during the month of May, experiences an average low-temperature of 46.9°F (8.3°C).Humidity
In Knox, the average relative humidity in May is 76%.Rainfall
In Knox, during May, the rain falls for 17.4 days and regularly aggregates up to 3.07" (78mm) of precipitation. In Knox, during the entire year, the rain falls for 160.4 days and collects up to 32.44" (824mm) of precipitation.Snowfall
Months with snowfall in Knox, New York, are January through May, October through December. May is the last month it regularly snows in Knox. During 0.2 snowfall days, in May, Knox aggregates 0.2" (5mm) of snow. Throughout the year, there are 51.2 snowfall days, and 32.09" (815mm) of snow is accumulated.Daylight
In May, the average length of the day is 14h and 38min.On the first day of the month, sunrise is at 5:49 am and sunset at 7:57 pm. On the last day of May, sunrise is at 5:21 am and sunset at 8:27 pm EDT.
Sunshine
In May, the average sunshine in Knox is 8.8h.UV index
In May, the average daily maximum UV index in Knox is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In May, the maximum UV index of 5 suggests these recommendations:
Take precautions - Protection against sunburn is recommended. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the temperature in May in Knox?
What is the average humidity in May in Knox?
How many days does it rain in May in Knox?
What is the last month it snows in Knox?
How many hours of daylight does Knox have in May?
When are sunrise and sunset in May in Knox?
How many hours of sunshine does Knox have in May?
What is the UV index reading in May in Knox?
Average temperature in May
Knox, NY
- Average high temperature in May: 67.6°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (28.8°F).
- Average low temperature in May: 46.9°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 (16.7°F).
Average pressure in May
Knox, 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 (29.92"Hg).
Average wind speed in May
Knox, NY
- Average wind speed in May: 6.6mph
The windiest months (with the highest average wind speed) are January and February (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in May
Knox, NY
- Average humidity in May: 76%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (74%).
Average rainfall in May
Knox, NY
- Average rainfall in May: 3.07"
The wettest month (with the highest rainfall) is October (3.19").
The driest month (with the least rainfall) is September (2.05").
Average rainfall days in May
Knox, NY
- Average rainfall days in May: 17.4 days
The month with the highest number of rainy days is May (17.4 days).
The month with the least rainy days is February (8.3 days).
Average snowfall in May
Knox, NY
- Average snowfall in May: 0.2"
The month with the highest snowfall is January (8.15").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Knox, NY
- Average snowfall days in May: 0.2 days
The month with the highest number of snowfall days is January (13.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Knox, 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 5min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).
Average sunshine days in May
Knox, NY
- Average sunshine days in May: 12.1 days
The month with the most sunshine days is September (16.7 days).
The months with the least sunshine days are February and April (11.3 days).
Average UV index in May
Knox, NY
- Average UV index in May: 5
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in May
Knox, NY
- Average cloud cover in May: 44
The month with the most cloud cover is February (Cloud cover 58).
The months with the least cloud cover are July and August (Cloud cover 33).
Average visibility in May
Knox, NY
- Average visibility in May: 5mi
The months with the highest visibility are April, June, July, October, November and December (6mi).
The months with the lowest visibility are January, February, March, May, August and September (5mi).
Knox, New York, USA
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