May weather forecast
Lyon Mountain, NY

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Weather in May

The last month of the spring, May, is a refreshing month in Lyon Mountain, New York, with an average temperature fluctuating between 45.1°F (7.3°C) and 64.2°F (17.9°C).

Temperature

Lyon Mountain experiences a clear temperature upsurge in May, with average high-temperatures moving from a frosty 49.3°F (9.6°C) in April to an enjoyable 64.2°F (17.9°C). Lyon Mountain, during the nights of May, experiences an average temperature drop to a chilly 45.1°F (7.3°C).

Humidity

With an average relative humidity of 76%, May is the least humid month in Lyon Mountain, New York.

Rainfall

In Lyon Mountain, New York, in May, during 18 rainfall days, 3.19" (81mm) of precipitation is typically accumulated. In Lyon Mountain, during the entire year, the rain falls for 173.7 days and collects up to 32.76" (832mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall in Lyon Mountain, New York. May is the last month it regularly snows in Lyon Mountain. During 1.2 snowfall days, in May, Lyon Mountain aggregates 0.67" (17mm) of snow. In Lyon Mountain, during the entire year, snow falls for 102.8 days and aggregates up to 62.6" (1590mm) of snow.

Daylight

The average length of the day in May in Lyon Mountain is 14h and 50min.
On the first day of the month, sunrise is at 5:44 am and sunset at 8:01 pm. On the last day of May, in Lyon Mountain, New York, sunrise is at 5:13 am and sunset at 8:33 pm EDT.

Sunshine

In May, the average sunshine is 8.7h.

UV index

The average daily maximum UV index in May in Lyon Mountain, New York, is 4. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: An average maximum UV index of 4 in May leads to these recommendations:
Exercise prevention - Precautions against solar damage are endorsed. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average May temperature in Lyon Mountain?

During May, Lyon Mountain experiences an average high-temperature of 64.2°F (17.9°C) and a low-temperature of 45.1°F (7.3°C).

What is the least humid month in Lyon Mountain?

The least humid month in Lyon Mountain is May, with an average relative humidity of 76%.

What is the average humidity in May in Lyon Mountain?

The average relative humidity in May in Lyon Mountain, New York, is 76%.

How many days does it rain in May in Lyon Mountain?

In Lyon Mountain, New York, during May, the rain falls for 18 days and regularly aggregates up to 3.19" (81mm) of precipitation.

What is the last month it snows in Lyon Mountain?

May is the last month it regularly snows in Lyon Mountain. During 1.2 snowfall days, in May, Lyon Mountain aggregates 0.67" (17mm) of snow.

How many hours of daylight does Lyon Mountain have in May?

In Lyon Mountain, the average day length in May is 14h and 50min.

When are sunrise and sunset in May in Lyon Mountain?

On the first day of May in Lyon Mountain, New York, sunrise is at 5:44 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 5:13 am and sunset at 8:33 pm EDT.

How many hours of sunshine does Lyon Mountain have in May?

The average sunshine duration in May in Lyon Mountain, New York, is 8.7h.

How high is the UV index in May in Lyon Mountain?

In Lyon Mountain, the average daily maximum UV index in May is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from 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
Lyon Mountain, NY

Average temperature in May - Lyon Mountain, NY
  • Average high temperature in May: 64.2°F

The warmest month (with the highest average high temperature) is July (77.4°F).
The month with the lowest average high temperature is January (23.7°F).

  • Average low temperature in May: 45.1°F

The month with the highest average low temperature is July (58.5°F).
The coldest month (with the lowest average low temperature) is January (10.8°F).

Average pressure in May
Lyon Mountain, NY

Average pressure in May - Lyon Mountain, NY
  • Average pressure in May: 29.97"Hg

The month with the highest atmospheric pressure is November (30.06"Hg).
The month with the lowest atmospheric pressure is June (29.91"Hg).

Average wind speed in May
Lyon Mountain, NY

Average wind speed in May - Lyon Mountain, NY
  • Average wind speed in May: 6.9mph

The windiest month (with the highest average wind speed) is April (8mph).
The calmest month (with the lowest average wind speed) is August (5.9mph).

Average humidity in May
Lyon Mountain, NY

Average humidity in May - Lyon Mountain, NY
  • Average humidity in May: 76%

The month with the highest relative humidity is February (89%).
The month with the lowest relative humidity is May (76%).

Average rainfall in May
Lyon Mountain, NY

Average rainfall in May - Lyon Mountain, NY
  • Average rainfall in May: 3.19"

The wettest month (with the highest rainfall) is June (3.43").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in May
Lyon Mountain, NY

Average rainfall days in May - Lyon Mountain, NY
  • Average rainfall days in May: 18 days

The month with the highest number of rainy days is June (19.1 days).
The month with the least rainy days is February (8 days).

Average snowfall in May
Lyon Mountain, NY

Average snowfall in May - Lyon Mountain, NY
  • Average snowfall in May: 0.67"

The month with the highest snowfall is February (13.35").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in May
Lyon Mountain, NY

Average snowfall days in May - Lyon Mountain, NY
  • Average snowfall days in May: 1.2 days

The month with the highest number of snowfall days is February (21.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in May /
Average sunshine in May
Lyon Mountain, NY

Average daylight in May / Average sunshine in May - Lyon Mountain, 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 4min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 3h and 18min).

Average sunshine days in May
Lyon Mountain, NY

Average sunshine days in May - Lyon Mountain, NY
  • Average sunshine days in May: 11.5 days

The month with the most sunshine days is September (15 days).
The month with the least sunshine days is February (5.1 days).

Average UV index in May
Lyon Mountain, NY

Average UV index in May - Lyon Mountain, NY
  • Average UV index in May: 4

The months with the highest UV index are 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
Lyon Mountain, NY

Average cloud cover in May - Lyon Mountain, NY
  • Average cloud cover in May: 44

The month with the most cloud cover is February (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 32).

Average visibility in May
Lyon Mountain, NY

Average visibility in May - Lyon Mountain, NY
  • Average visibility in May: 6mi

The months with the highest visibility are May, July, August and September (6mi).
The months with the lowest visibility are January and February (4mi).

Lyon Mountain, New York, USA

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