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
In East Williston, the average high-temperature in May increases from a cool 54.1°F (12.3°C) in April to a comfortable 64°F (17.8°C). In May, in East Williston, the average low-temperature is 54.5°F (12.5°C).Humidity
May and June, with an average relative humidity of 76%, are the most humid months.Rainfall
In East Williston, it is raining for 16.5 days, with typically 3.23" (82mm) of accumulated precipitation. In East Williston, during the entire year, the rain falls for 158.5 days and collects up to 36.38" (924mm) of precipitation.Snowfall
May through September are months without snowfall in East Williston.Daylight
The average length of the day in May is 14h and 28min.On the first day of May in East Williston, New York, sunrise is at 5:52 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 5:25 am and sunset at 8:18 pm EDT.
Sunshine
In May, the average sunshine in East Williston, New York, is 8.9h.UV index
In May, the average daily maximum UV index in East Williston is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.Note: In May, the average maximum UV index of 5 translate into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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.
FAQ
What is the temperature in May in East Williston?
What are the most humid months in East Williston?
What is the average humidity in May in East Williston?
How many days does it rain in May in East Williston?
When it does not snow in East Williston?
Does it snow in East Williston in May?
How many hours of daylight does East Williston have in May?
When are sunrise and sunset in May in East Williston?
How long on average sun shines in May in East Williston?
What is the UV index reading in May in East Williston?
Average temperature in May
East Williston, NY
- Average high temperature in May: 64°F
The warmest month (with the highest average high temperature) is July (80.4°F).
The month with the lowest average high temperature is January (37.2°F).
- Average low temperature in May: 54.5°F
The months with the highest average low temperature are July and August (71.2°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).
Average pressure in May
East Williston, 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
East Williston, NY
- Average wind speed in May: 9.1mph
The windiest month (with the highest average wind speed) is January (12.4mph).
The calmest month (with the lowest average wind speed) is July (8.1mph).
Average humidity in May
East Williston, NY
- Average humidity in May: 76%
The months with the highest relative humidity are May and June (76%).
The month with the lowest relative humidity is November (71%).
Average rainfall in May
East Williston, NY
- Average rainfall in May: 3.23"
The wettest month (with the highest rainfall) is July (4.13").
The driest month (with the least rainfall) is January (2.17").
Average rainfall days in May
East Williston, NY
- Average rainfall days in May: 16.5 days
The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is January (8 days).
Average snowfall in May
East Williston, NY
- Average snowfall in May: 0"
The month with the highest snowfall is March (1.85").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in May
East Williston, NY
- Average snowfall days in May: 0 days
The month with the highest number of snowfall days is February (4.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in May /
Average sunshine in May
East Williston, NY
- Average daylight in May: 14h and 28min
The month with the longest days is June (Average daylight: 15h and 3min).
The month with the shortest days is December (Average daylight: 9h and 19min).
- Average sunshine in May: 8h and 54min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).
Average sunshine days in May
East Williston, NY
- Average sunshine days in May: 12.8 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in May
East Williston, 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
East Williston, NY
- Average cloud cover in May: 42
The months with the most cloud cover are February and December (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 27).
Average visibility in May
East Williston, NY
- Average visibility in May: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
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