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
With the onset of May, Boonville experiences a noticeable temperature shift, with the average high-temperature advancing from a frosty 49.3°F (9.6°C) in April to a refreshing 64°F (17.8°C). Boonville, during the nights of May, experiences an average temperature drop to a frosty 44.4°F (6.9°C).Humidity
The least humid month is May, with an average relative humidity of 78%.Rainfall
In May, the rain falls for 18.3 days. Throughout May, 4.21" (107mm) of precipitation is accumulated. In Boonville, New York, during the entire year, the rain falls for 168.4 days and collects up to 45.28" (1150mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 1 snowfall days, in May, Boonville aggregates 0.35" (9mm) of snow. In Boonville, during the entire year, snow falls for 101 days and aggregates up to 75.43" (1916mm) of snow.Daylight
In Boonville, the average length of the day in May is 14h and 43min.On the first day of the month, sunrise is at 5:52 am and sunset at 8:03 pm. On the last day of May, in Boonville, sunrise is at 5:23 am and sunset at 8:35 pm EDT.
Sunshine
The average sunshine in May is 7.8h.UV index
The average daily maximum UV index in May is 4. A UV Index reading of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the average person.Note: In May, the maximum UV index of 4 suggests this advice:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in May?
What is the least humid month?
What is the average humidity in May?
How much does it rain in May?
What is the last month it snows?
What is the average length of the day in May?
What time are sunrise and sunset in May in Boonville?
How long on average sun shines in May?
What is the UV index reading in May?
Average temperature in May
Boonville, NY
- Average high temperature in May: 64°F
The warmest month (with the highest average high temperature) is July (76.5°F).
The month with the lowest average high temperature is January (24.6°F).
- Average low temperature in May: 44.4°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (13.5°F).
Average pressure in May
Boonville, NY
- Average pressure in May: 29.98"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
Boonville, 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 (5.9mph).
Average humidity in May
Boonville, NY
- Average humidity in May: 78%
The months with the highest relative humidity are January and February (90%).
The month with the lowest relative humidity is May (78%).
Average rainfall in May
Boonville, NY
- Average rainfall in May: 4.21"
The wettest month (with the highest rainfall) is October (4.65").
The driest month (with the least rainfall) is September (2.72").
Average rainfall days in May
Boonville, NY
- Average rainfall days in May: 18.3 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is February (6.4 days).
Average snowfall in May
Boonville, NY
- Average snowfall in May: 0.35"
The month with the highest snowfall is February (16.85").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Boonville, NY
- Average snowfall days in May: 1 days
The month with the highest number of snowfall days is January (22.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Boonville, NY
- Average daylight in May: 14h and 4min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in May: 7h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 30min).
The month with the least sunshine is February (Average sunshine: 2h and 6min).
Average sunshine days in May
Boonville, NY
- Average sunshine days in May: 10.8 days
The month with the most sunshine days is September (13.4 days).
The month with the least sunshine days is February (4.8 days).
Average UV index in May
Boonville, NY
- Average UV index in May: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 1).
Average cloud cover in May
Boonville, NY
- Average cloud cover in May: 51
The month with the most cloud cover is January (Cloud cover 80).
The month with the least cloud cover is July (Cloud cover 41).
Average visibility in May
Boonville, NY
- Average visibility in May: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (5mi).
The months with the lowest visibility are January, February, March and December (4mi).
Boonville, New York, USA
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