December weather forecastLake Purdy, NY

December

Weather in December

The first month of the winter, December, is also an icy month in Lake Purdy, New York, with an average temperature ranging between min 28.6°F (-1.9°C) and max 39°F (3.9°C).

Temperature

With December's onset, the average high-temperature recedes from November's chilly 48.6°F (9.2°C) to an icy 39°F (3.9°C). The average low-temperature, in December, is a freezing cold 28.6°F (-1.9°C).

Humidity

February, October and December, with an average relative humidity of 79%, are the most humid months.

Rainfall

The month with the most rainfall is December, when the rain falls for 10.5 days and typically aggregates up to 2.99" (76mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In December, it is snowing for 5.3 days. Throughout December, 2.83" (72mm) of snow is accumulated. In Lake Purdy, during the entire year, snow falls for 31 days and aggregates up to 16.22" (412mm) of snow.

Daylight

The month with the shortest days is December, with an average of 9h and 18min of daylight.
On the first day of December, sunrise is at 7:01 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:35 pm EST.

Sunshine

The average sunshine in December in Lake Purdy is 4.7h.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. To avoid the Sun's strongest rays, limit exposure around the mid-day period. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The average high-temperature and low-temperature during December are 39°F (3.9°C) and 28.6°F (-1.9°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, in August is appraised at 86°F (30°C).

February, October and December, with an average relative humidity of 79%, are most humid months.

In December, the average relative humidity is 79%.

December is the month with the most rainfall. Rain falls for 10.5 days and accumulates 2.99" (76mm) of precipitation.

In Lake Purdy, in December, during 10.5 rainfall days, 2.99" (76mm) of precipitation is typically accumulated.

In Lake Purdy, during December, snow falls for 5.3 days and regularly aggregates up to 2.83" (72mm) of snow.

With an average of 9h and 18min of daylight, December has the shortest days of the year.

In Lake Purdy, the average day length in December is 9h and 15min.

On the first day of December, sunrise is at 7:01 am and sunset at 4:26 pm. On the last day of the month, sunrise is at 7:20 am and sunset at 4:35 pm EST.

In Lake Purdy, the average sunshine duration in December is 4.7h.

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index.

In Lake Purdy, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health threat from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average pressure
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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 December
Lake Purdy, NY

  • Average high temperature in December: 39°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in December: 28.6°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in December
Lake Purdy, NY

  • Average pressure in December: 30.07"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 December
Lake Purdy, NY

  • Average wind speed in December: 7mph

The windiest month (with the highest average wind speed) is March (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).

Average humidity in December
Lake Purdy, NY

  • Average humidity in December: 79%

The months with the highest relative humidity are February, October and December (79%).
The month with the lowest relative humidity is April (73%).

Average rainfall in December
Lake Purdy, NY

  • Average rainfall in December: 2.99"

The wettest month (with the highest rainfall) is December (2.99").
The driest month (with the least rainfall) is February (1.73").

Average rainfall days in December
Lake Purdy, NY

  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is June (16.6 days).
The month with the least rainy days is January (7 days).

Average snowfall in December
Lake Purdy, NY

  • Average snowfall in December: 2.83"

The month with the highest snowfall is February (3.66").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Lake Purdy, NY

  • Average snowfall days in December: 5.3 days

The month with the highest number of snowfall days is February (8.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Lake Purdy, NY

  • Average daylight in December: 9h and 18min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 4h and 42min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in December
Lake Purdy, NY

  • Average sunshine days in December: 16.5 days

The month with the most sunshine days is January (18.5 days).
The month with the least sunshine days is June (12.2 days).

Average UV index in December
Lake Purdy, NY

  • Average UV index in December: 2

The months with the highest UV index are June 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 December
Lake Purdy, NY

  • Average cloud cover in December: 49

The months with the most cloud cover are February, March and December (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in December
Lake Purdy, NY

  • Average visibility in December: 6mi

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