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 signals a clear increase in the average high-temperature, soaring from a cool 50.7°F (10.4°C) in April to an enjoyable 65.5°F (18.6°C). Cliff Haven registers a consistent average low-temperature of 46°F (7.8°C) during May.Humidity
April and May, with an average relative humidity of 75%, are the least humid months in Cliff Haven.Rainfall
In Cliff Haven, in May, it is raining for 15.9 days, with typically 2.64" (67mm) of accumulated precipitation. In Cliff Haven, during the entire year, the rain falls for 162.6 days and collects up to 27.6" (701mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. May is the last month it regularly snows. During 0.7 snowfall days, in May, Cliff Haven aggregates 0.16" (4mm) of snow. Throughout the year, in Cliff Haven, there are 78.2 snowfall days, and 37.13" (943mm) of snow is accumulated.Daylight
The average length of the day in May in Cliff Haven is 14h and 50min.On the first day of the month, sunrise is at 5:42 am and sunset at 7:59 pm. On the last day of May, sunrise is at 5:11 am and sunset at 8:31 pm EDT.
Sunshine
The average sunshine in May is 8.9h.UV index
The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index of 5 during May translates into these guidelines:
Be vigilant - Preventing sunburn is recommended. Avoiding the Sun during its peak radiation time around midday is a healthy practice. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
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 in Cliff Haven?
How much does it rain in May?
What is the last month it snows?
How many hours of daylight does Cliff Haven have in May?
When is the sunrise / sunset in May?
How long on average sun shines in May?
When is the highest UV index?
How high is the UV index in May?
Average temperature in May
Cliff Haven, NY
- Average high temperature in May: 65.5°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (24.8°F).
- Average low temperature in May: 46°F
The month with the highest average low temperature is July (59.4°F).
The coldest month (with the lowest average low temperature) is January (12.4°F).
Average pressure in May
Cliff Haven, NY
- Average pressure in May: 29.97"Hg
The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).
Average wind speed in May
Cliff Haven, NY
- Average wind speed in May: 6.8mph
The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in May
Cliff Haven, NY
- Average humidity in May: 75%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are April and May (75%).
Average rainfall in May
Cliff Haven, NY
- Average rainfall in May: 2.64"
The wettest month (with the highest rainfall) is June (3.15").
The driest month (with the least rainfall) is February (1.73").
Average rainfall days in May
Cliff Haven, NY
- Average rainfall days in May: 15.9 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in May
Cliff Haven, NY
- Average snowfall in May: 0.16"
The month with the highest snowfall is February (10").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in May
Cliff Haven, NY
- Average snowfall days in May: 0.7 days
The month with the highest number of snowfall days is January (19.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
Cliff Haven, NY
- Average daylight in May: 14h and 5min
The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).
- Average sunshine in May: 8h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in May
Cliff Haven, NY
- Average sunshine days in May: 12.7 days
The month with the most sunshine days is September (14.9 days).
The month with the least sunshine days is February (8.6 days).
Average UV index in May
Cliff Haven, 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 January and December (UV index 1).
Average cloud cover in May
Cliff Haven, NY
- Average cloud cover in May: 42
The month with the most cloud cover is February (Cloud cover 64).
The months with the least cloud cover are July, August and September (Cloud cover 31).
Average visibility in May
Cliff Haven, NY
- Average visibility in May: 6mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Cliff Haven, New York, USA
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