May weather forecast
Treadwell, NY

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Weather in May

May, the last month of the spring in Treadwell, is an enjoyable month, with an average temperature varying between 44.8°F (7.1°C) and 64.6°F (18.1°C).

Temperature

The onset of May brings a temperature shift, with the average high-temperature moving from a fresh 51.4°F (10.8°C) in April to an enjoyable 64.6°F (18.1°C). Treadwell records an average nighttime low-temperature of 44.8°F (7.1°C) throughout May.

Humidity

April and May, with an average relative humidity of 79%, are the least humid months.

Rainfall

In Treadwell, New York, in May, it is raining for 18.1 days, with typically 2.87" (73mm) of accumulated precipitation. Throughout the year, there are 161.1 rainfall days, and 31.18" (792mm) of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. May is the last month it regularly snows. During 0.8 snowfall days, in May, Treadwell aggregates 0.47" (12mm) of snow. Throughout the year, there are 92.9 snowfall days, and 48.23" (1225mm) of snow is accumulated.

Daylight

In May, the average length of the day is 14h and 37min.
On the first day of May, sunrise is at 5:54 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 8:30 pm EDT.

Sunshine

In May, the average sunshine is 8.1h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index estimate of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The maximum daily UV index of 5 during May translates into the following directions:
Ensure safety - Sun damage prevention is strongly urged. Avoiding the Sun during its peak radiation time around midday is a healthy practice. During bright days, sunglasses that offer UVA and UVB defense are recommended. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.

Frequently asked questions

What is the temperature in May?

The high-temperature during May is 64.6°F (18.1°C) and the low-temperature is 44.8°F (7.1°C).

What are the least humid months?

April and May, with an average relative humidity of 79%, are the least humid months.

What is the average humidity in May?

The average relative humidity in May is 79%.

How much does it rain in May?

In Treadwell, in May, it is raining for 18.1 days, with typically 2.87" (73mm) of accumulated precipitation.

What is the last month it snows?

May is the last month it regularly snows. During 0.8 snowfall days, in May, Treadwell aggregates 0.47" (12mm) of snow.

What is the average length of the day in May?

The average day length in May in Treadwell is 14h and 37min.

What time are sunrise and sunset in May in Treadwell?

In May, on the first day of the month, sunrise is at 5:54 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 5:26 am and sunset at 8:30 pm EDT.

How long on average sun shines in May?

The average sunshine duration in May is 8.1h.

What are the months with the highest UV index?

May through August, with an average maximum UV index of 5, are months with the highest UV index.

How high is the UV index in May in Treadwell?

The average daily maximum UV index in May is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Treadwell, NY

Average temperature in May - Treadwell, NY
  • Average high temperature in May: 64.6°F

The warmest month (with the highest average high temperature) is July (77.5°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in May: 44.8°F

The month with the highest average low temperature is July (55.9°F).
The coldest month (with the lowest average low temperature) is January (15.1°F).

Average pressure in May
Treadwell, NY

Average pressure in May - Treadwell, 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
Treadwell, NY

Average wind speed in May - Treadwell, NY
  • Average wind speed in May: 7.5mph

The windiest month (with the highest average wind speed) is January (9.8mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

Average humidity in May
Treadwell, NY

Average humidity in May - Treadwell, NY
  • Average humidity in May: 79%

The months with the highest relative humidity are January, February and December (87%).
The months with the lowest relative humidity are April and May (79%).

Average rainfall in May
Treadwell, NY

Average rainfall in May - Treadwell, NY
  • Average rainfall in May: 2.87"

The wettest month (with the highest rainfall) is August (3.15").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in May
Treadwell, NY

Average rainfall days in May - Treadwell, NY
  • Average rainfall days in May: 18.1 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is February (6.6 days).

Average snowfall in May
Treadwell, NY

Average snowfall in May - Treadwell, NY
  • Average snowfall in May: 0.47"

The month with the highest snowfall is February (9.13").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Treadwell, NY

Average snowfall days in May - Treadwell, NY
  • Average snowfall days in May: 0.8 days

The month with the highest number of snowfall days is January (20.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in May / Average sunshine in May - Treadwell, 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 6min).

  • Average sunshine in May: 8h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).

Average sunshine days in May
Treadwell, NY

Average sunshine days in May - Treadwell, NY
  • Average sunshine days in May: 10.6 days

The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is February (5.5 days).

Average UV index in May
Treadwell, NY

Average UV index in May - Treadwell, 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, February, March, November and December (UV index 1).

Average cloud cover in May
Treadwell, NY

Average cloud cover in May - Treadwell, NY
  • Average cloud cover in May: 51

The month with the most cloud cover is February (Cloud cover 75).
The months with the least cloud cover are July and August (Cloud cover 41).

Average visibility in May
Treadwell, NY

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

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).

Treadwell, New York, USA

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