May weather forecastGreenwood Lake, NY
May
Weather in May
May, the last month of the spring in Greenwood Lake, is an agreeable month, with temperature in the range of an average low of 49.6°F (9.8°C) and an average high of 68.7°F (20.4°C).Temperature
The shift into May brings an increase in the average high-temperature, moving from a mild 57.6°F (14.2°C) in April to an agreeable 68.7°F (20.4°C). Nighttime temperatures in May average to a chilly 49.6°F (9.8°C).Humidity
In May, the average relative humidity is 78%.Rainfall
In Greenwood Lake, New York, in May, it is raining for 16.4 days, with typically 2.52" (64mm) of accumulated precipitation. Throughout the year, there are 137.6 rainfall days, and 23.31" (592mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.1 snowfall days, in May, Greenwood Lake aggregates 0.2" (5mm) of snow. In Greenwood Lake, during the entire year, snow falls for 24 days and aggregates up to 15.04" (382mm) of snow.Daylight
The average length of the day in May is 14h and 31min.On the first day of May, sunrise is at 5:53 am and sunset at 7:54 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 8:23 pm EDT.
Sunshine
The average sunshine in May is 8.3h.UV index
In Greenwood Lake, the average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum daily UV index of 5 in May interprets into the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in May
Greenwood Lake, NY
- Average high temperature in May: 68.7°F
The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.3°F).
- Average low temperature in May: 49.6°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).
Average pressure in May
Greenwood Lake, 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
Greenwood Lake, NY
- Average wind speed in May: 6mph
The windiest months (with the highest average wind speed) are January, February and March (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in May
Greenwood Lake, NY
- Average humidity in May: 78%
The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is April (75%).
Average rainfall in May
Greenwood Lake, NY
- Average rainfall in May: 2.52"
The wettest month (with the highest rainfall) is July (2.76").
The driest month (with the least rainfall) is January (1.34").
Average rainfall days in May
Greenwood Lake, NY
- Average rainfall days in May: 16.4 days
The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is January (4.8 days).
Average snowfall in May
Greenwood Lake, NY
- Average snowfall in May: 0.2"
The month with the highest snowfall is February (3.7").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Greenwood Lake, NY
- Average snowfall days in May: 0.1 days
The month with the highest number of snowfall days is February (6.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Greenwood Lake, NY
- Average daylight in May: 14h and 30min
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 18min).
- Average sunshine in May: 8h and 18min
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 24min).
Average sunshine days in May
Greenwood Lake, NY
- Average sunshine days in May: 12.5 days
The months with the most sunshine days are January and November (21 days).
The month with the least sunshine days is June (12 days).
Average UV index in May
Greenwood Lake, NY
- Average UV index in May: 5
The months with the highest UV index are June, July 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
Greenwood Lake, NY
- Average cloud cover in May: 48
The months with the most cloud cover are February and March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in May
Greenwood Lake, NY
- Average visibility in May: 5mi
The months with the highest visibility are April, July, November and December (6mi).
The months with the lowest visibility are January, February, March, May, June, August, September and October (5mi).





