December weather forecast
Roessleville, NY

Share

Weather in December

The first month of the winter, December, is also a wintry month in Roessleville, New York, with temperature in the range of an average low of 24.8°F (-4°C) and an average high of 34.3°F (1.3°C).

Temperature

As December begins, there is a decrease in the average high-temperature, falling from a frosty 45.3°F (7.4°C) in November to a wintry 34.3°F (1.3°C). Roessleville experiences an average temperature drop to a freezing cold 24.8°F (-4°C) during December nights.

Humidity

In Roessleville, the average relative humidity in December is 81%.

Rainfall

In Roessleville, New York, during December, the rain falls for 12.2 days and regularly aggregates up to 2.76" (70mm) of precipitation. In Roessleville, during the entire year, the rain falls for 170.2 days and collects up to 32.91" (836mm) of precipitation.

Snowfall

Months with snowfall in Roessleville are January through May, October through December. In Roessleville, during December, snow falls for 8.9 days and regularly aggregates up to 5.63" (143mm) of snow. In Roessleville, during the entire year, snow falls for 52.3 days and aggregates up to 29.72" (755mm) of snow.

Daylight

December has the shortest days of the year in Roessleville, with an average of 9h and 6min of daylight.
On the first day of December in Roessleville, sunrise is at 7:06 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:31 pm EST.

Sunshine

In Roessleville, the average sunshine in December is 4.3h.

UV index

The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for average individuals.
Note: A maximum UV index of 2 in December translates into the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
[Resources]

Frequently asked questions

How cold is it in Roessleville in December?

The average high-temperature and low-temperature in Roessleville during December are 34.3°F (1.3°C) and 24.8°F (-4°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in July is evaluated at 86°F (30°C).

What is the average humidity in December in Roessleville?

In December, the average relative humidity in Roessleville is 81%.

How much does it rain in Roessleville in December?

In Roessleville, New York, in December, during 12.2 rainfall days, 2.76" (70mm) of precipitation is typically accumulated.

How many days does it snow in December in Roessleville?

In Roessleville, in December, during 8.9 snowfall days, 5.63" (143mm) of snow is typically accumulated.

What is the month with the shortest days in Roessleville?

With an average of 9h and 6min of daylight, December has the shortest days of the year in Roessleville.

What is the average length of the day in December in Roessleville?

The average day length in December in Roessleville is 9h and 6min.

When is the sunrise / sunset in December in Roessleville?

On the first day of December, sunrise is at 7:06 am and sunset at 4:22 pm. On the last day of the month, sunrise is at 7:25 am and sunset at 4:31 pm EST.

How long on average sun shines in December in Roessleville?

In December, the average sunshine duration in Roessleville, New York, is 4.3h.

When is the lowest UV index in Roessleville?

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

How high is the UV index in December in Roessleville?

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation.
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 December
Roessleville, NY

Average temperature in December - Roessleville, NY
  • Average high temperature in December: 34.3°F

The warmest month (with the highest average high temperature) is July (81.5°F).
The month with the lowest average high temperature is January (28.6°F).

  • Average low temperature in December: 24.8°F

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).

[Resources]

Average pressure in December
Roessleville, NY

Average pressure in December - Roessleville, NY
  • Average pressure in December: 30.06"Hg

The month with the highest atmospheric pressure is November (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.92"Hg).

[Resources]

Average wind speed in December
Roessleville, NY

Average wind speed in December - Roessleville, NY
  • Average wind speed in December: 7.5mph

The windiest months (with the highest average wind speed) are January and February (8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

[Resources]

Average humidity in December
Roessleville, NY

Average humidity in December - Roessleville, NY
  • Average humidity in December: 81%

The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (73%).

[Resources]

Average rainfall in December
Roessleville, NY

Average rainfall in December - Roessleville, NY
  • Average rainfall in December: 2.76"

The wettest month (with the highest rainfall) is May (3.43").
The driest month (with the least rainfall) is March (2.17").

[Resources]

Average rainfall days in December
Roessleville, NY

Average rainfall days in December - Roessleville, NY
  • Average rainfall days in December: 12.2 days

The month with the highest number of rainy days is May (17.9 days).
The month with the least rainy days is January (9.3 days).

[Resources]

Average snowfall in December
Roessleville, NY

Average snowfall in December - Roessleville, NY
  • Average snowfall in December: 5.63"

The month with the highest snowfall is February (8.15").
The months with the least snowfall are June, July, August and September (0").

[Resources]

Average snowfall days in December
Roessleville, NY

Average snowfall days in December - Roessleville, NY
  • Average snowfall days in December: 8.9 days

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

[Resources]

Average daylight in December /
Average sunshine in December
Roessleville, NY

Average daylight in December / Average sunshine in December - Roessleville, NY
  • Average daylight in December: 9h and 1min

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

  • Average sunshine in December: 4h and 2min

The months with the most sunshine are July and August (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 3h and 48min).

[Resources]

Average sunshine days in December
Roessleville, NY

Average sunshine days in December - Roessleville, NY
  • Average sunshine days in December: 13.5 days

The month with the most sunshine days is November (15.3 days).
The months with the least sunshine days are February and April (10.3 days).

[Resources]

Average UV index in December
Roessleville, NY

Average UV index in December - Roessleville, NY
  • Average UV index in December: 2

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, October, November and December (UV index 2).

[Resources]

Average cloud cover in December
Roessleville, NY

Average cloud cover in December - Roessleville, NY
  • Average cloud cover in December: 54

The month with the most cloud cover is February (Cloud cover 58).
The months with the least cloud cover are July and August (Cloud cover 32).

[Resources]

Average visibility in December
Roessleville, NY

Average visibility in December - Roessleville, NY
  • Average visibility in December: 6mi

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

[Resources]

Roessleville, New York, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location