May weather forecast
Willow, NY

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Weather in May

The last month of the spring, May, is a pleasant month in Willow, New York, with an average temperature fluctuating between 46.9°F (8.3°C) and 68°F (20°C).

Temperature

In Willow, the average high-temperature in May rises, from a fresh 55.2°F (12.9°C) in April, to an agreeable 68°F (20°C). Willow experiences a mean temperature of 46.9°F (8.3°C) during May nights.

Humidity

In Willow, the average relative humidity in May is 77%.

Rainfall

In Willow, during May, the rain falls for 16.8 days and regularly aggregates up to 2.56" (65mm) of precipitation. Throughout the year, in Willow, there are 171.2 rainfall days, and 27.99" (711mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Willow are January through May, October through December. May is the last month it regularly snows. During 0.3 snowfall days, in May, Willow aggregates 0.2" (5mm) of snow. In Willow, during the entire year, snow falls for 52.3 days and aggregates up to 23.78" (604mm) of snow.

Daylight

The average length of the day in May is 14h and 35min.
On the first day of the month, sunrise is at 5:51 am and sunset at 7:56 pm. On the last day of May, sunrise is at 5:23 am and sunset at 8:25 pm EDT.

Sunshine

The average sunshine in May in Willow is 8.6h.

UV index

In May, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: The average daily UV index of 5 in May transforms into the following instructions:
Undertake protective steps - Recommendations to avoid sunburn are issued. To protect against the Sun's most potent rays, avoid direct exposure around midday. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Willow in May?

The average high-temperature and low-temperature during May are 68°F (20°C) and 46.9°F (8.3°C) respectively.

What is the average humidity in May?

In May, the average relative humidity is 77%.

How much does it rain in May?

In Willow, in May, during 16.8 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

What is the last month it snows in Willow?

May is the last month it regularly snows. During 0.3 snowfall days, in May, Willow aggregates 0.2" (5mm) of snow.

What is the average length of the day in May?

The average day length in May is 14h and 35min.

When is the sunrise / sunset in May?

On the first day of May, sunrise is at 5:51 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 5:23 am and sunset at 8:25 pm EDT.

How long on average sun shines in May?

In Willow, the average sunshine duration in May is 8.6h.

What is the UV index intensity in May?

In May, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Willow, NY

Average temperature in May - Willow, NY
  • Average high temperature in May: 68°F

The warmest month (with the highest average high temperature) is July (82.4°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in May: 46.9°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (17.8°F).

Average pressure in May
Willow, NY

Average pressure in May - Willow, NY
  • Average pressure in May: 30"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
Willow, NY

Average wind speed in May - Willow, NY
  • Average wind speed in May: 5.6mph

The windiest month (with the highest average wind speed) is March (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in May
Willow, NY

Average humidity in May - Willow, NY
  • Average humidity in May: 77%

The months with the highest relative humidity are February and December (82%).
The months with the lowest relative humidity are April and July (75%).

Average rainfall in May
Willow, NY

Average rainfall in May - Willow, NY
  • Average rainfall in May: 2.56"

The wettest month (with the highest rainfall) is October (2.99").
The driest month (with the least rainfall) is September (1.65").

Average rainfall days in May
Willow, NY

Average rainfall days in May - Willow, NY
  • Average rainfall days in May: 16.8 days

The month with the highest number of rainy days is April (17.6 days).
The month with the least rainy days is September (11.1 days).

Average snowfall in May
Willow, NY

Average snowfall in May - Willow, NY
  • Average snowfall in May: 0.2"

The month with the highest snowfall is February (6.73").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Willow, NY

Average snowfall days in May - Willow, NY
  • Average snowfall days in May: 0.3 days

The month with the highest number of snowfall days is January (13.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Willow, NY

Average daylight in May / Average sunshine in May - Willow, NY
  • Average daylight in May: 14h and 4min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in May: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

Average sunshine days in May
Willow, NY

Average sunshine days in May - Willow, NY
  • Average sunshine days in May: 11 days

The month with the most sunshine days is September (16.3 days).
The month with the least sunshine days is February (9.7 days).

Average UV index in May
Willow, NY

Average UV index in May - Willow, NY
  • Average UV index in May: 5

The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in May
Willow, NY

Average cloud cover in May - Willow, NY
  • Average cloud cover in May: 47

The month with the most cloud cover is February (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 35).

Average visibility in May
Willow, NY

Average visibility in May - Willow, NY
  • Average visibility in May: 5mi

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).

Willow, New York, USA

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