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
Observing a rise in May, the average high-temperature goes from April's moderate 57.7°F (14.3°C) to an agreeable 69.6°F (20.9°C). Cornwall-on-Hudson experiences a steady low-temperature of 49.3°F (9.6°C) throughout May.Humidity
The average relative humidity in May is 77%.Rainfall
In May, the rain falls for 17.3 days. Throughout May, 2.95" (75mm) of precipitation is accumulated. In Cornwall-on-Hudson, during the entire year, the rain falls for 155.7 days and collects up to 31.5" (800mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows in Cornwall-on-Hudson. During 0.1 snowfall days, in May, Cornwall-on-Hudson aggregates 0.2" (5mm) of snow. Throughout the year, there are 27.3 snowfall days, and 14.45" (367mm) of snow is accumulated.Daylight
The average length of the day in May is 14h and 32min.On the first day of May, sunrise is at 5:52 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:24 am and sunset at 8:22 pm EDT.
Sunshine
The average sunshine in May is 8.4h.UV index
The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the average person.Note: The daily high UV index of 5 during May translates into the following recommendations:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are May temperatures?
What is the average humidity in May?
How many days does it rain in May in Cornwall-on-Hudson?
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?
How long on average sun shines in May?
How high is the UV index in May in Cornwall-on-Hudson?
Average temperature in May
Cornwall-on-Hudson, NY
- Average high temperature in May: 69.6°F
The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (33.4°F).
- Average low temperature in May: 49.3°F
The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (21°F).
Average pressure in May
Cornwall-on-Hudson, NY
- Average pressure in May: 30.01"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
Cornwall-on-Hudson, NY
- Average wind speed in May: 5.5mph
The windiest month (with the highest average wind speed) is March (7mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in May
Cornwall-on-Hudson, NY
- Average humidity in May: 77%
The months with the highest relative humidity are February, October and December (80%).
The month with the lowest relative humidity is April (73%).
Average rainfall in May
Cornwall-on-Hudson, NY
- Average rainfall in May: 2.95"
The wettest month (with the highest rainfall) is December (3.23").
The driest months (with the least rainfall) are January and September (1.97").
Average rainfall days in May
Cornwall-on-Hudson, NY
- Average rainfall days in May: 17.3 days
The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in May
Cornwall-on-Hudson, NY
- Average snowfall in May: 0.2"
The month with the highest snowfall is February (3.94").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Cornwall-on-Hudson, NY
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is February (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
Cornwall-on-Hudson, NY
- Average daylight in May: 14h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in May: 8h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in May
Cornwall-on-Hudson, NY
- Average sunshine days in May: 12.1 days
The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is June (10.9 days).
Average UV index in May
Cornwall-on-Hudson, NY
- Average UV index in May: 5
The months with the highest UV index are June and August (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
Cornwall-on-Hudson, NY
- Average cloud cover in May: 48
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in May
Cornwall-on-Hudson, NY
- Average visibility in May: 5mi
The months with the highest visibility are April, November and December (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September and October (5mi).
Cornwall-on-Hudson, New York, USA
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