December weather forecast
Rosstown, NY

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Weather in December

December, the first month of the winter in Rosstown, is still a cold month, with temperature in the range of an average low of 25.3°F (-3.7°C) and an average high of 35.2°F (1.8°C).

Temperature

Rosstown's weather changes with the onset of December, slightly falling from a frosty 45.1°F (7.3°C) in November to an icy 35.2°F (1.8°C). Rosstown reports an average nighttime low-temperature of 25.3°F (-3.7°C) in December.

Humidity

In December, the average relative humidity is 84%.

Rainfall

In Rosstown, during December, the rain falls for 12.5 days and regularly aggregates up to 2.28" (58mm) of precipitation. In Rosstown, New York, during the entire year, the rain falls for 172.7 days and collects up to 29.57" (751mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Rosstown, in December, snow falls for 14.9 days, with typically accumulated 5.94" (151mm) of snow. In Rosstown, during the entire year, snow falls for 76.6 days and aggregates up to 34.61" (879mm) of snow.

Daylight

The month with the shortest days in Rosstown is December, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 7:16 am and sunset at 4:36 pm. On the last day of December, sunrise is at 7:35 am and sunset at 4:46 pm EST.

Sunshine

In December, the average sunshine is 3.2h.

UV index

January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily high UV index of 1 in December translates into this advice:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. To prevent harmful UV exposure, minimize direct contact with the Sun around midday. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. 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

How cold is it in Rosstown in December?

The average high-temperature and low-temperature in Rosstown, New York, during December are 35.2°F (1.8°C) and 25.3°F (-3.7°C) respectively.

What is the average humidity in December in Rosstown?

The average relative humidity in December is 84%.

How much does it rain in Rosstown in December?

In Rosstown, New York, in December, it is raining for 12.5 days, with typically 2.28" (58mm) of accumulated precipitation.

How much does it snow in Rosstown in December?

In Rosstown, New York, in December, during 14.9 snowfall days, 5.94" (151mm) of snow is typically accumulated.

What is the month with the shortest days in Rosstown?

December has the shortest days of the year, with an average of 9h and 12min of daylight.

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

In Rosstown, New York, the average day length in December is 9h and 11min.

What time are sunrise and sunset in December in Rosstown?

On the first day of December in Rosstown, New York, sunrise is at 7:16 am and sunset at 4:36 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 4:46 pm EST.

How long on average sun shines in December in Rosstown?

The average sunshine duration in December is 3.2h.

What are the months with the lowest UV index in Rosstown?

January and December, with an average maximum UV index of 1, are months with the lowest UV index in Rosstown.

What is the UV index intensity in December in Rosstown?

In December, the average daily maximum UV index in Rosstown is 1. A UV Index of 2, and less, symbolizes a minimal hazard to health from unprotected exposure to 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
Rosstown, NY

Average temperature in December - Rosstown, NY
  • Average high temperature in December: 35.2°F

The warmest month (with the highest average high temperature) is July (80.1°F).
The month with the lowest average high temperature is January (28.8°F).

  • Average low temperature in December: 25.3°F

The month with the highest average low temperature is July (57.7°F).
The coldest month (with the lowest average low temperature) is January (17.2°F).

Average pressure in December
Rosstown, NY

Average pressure in December - Rosstown, NY
  • Average pressure in December: 30.08"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in December
Rosstown, NY

Average wind speed in December - Rosstown, NY
  • Average wind speed in December: 8.6mph

The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

Average humidity in December
Rosstown, NY

Average humidity in December - Rosstown, NY
  • Average humidity in December: 84%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, May, June and July (78%).

Average rainfall in December
Rosstown, NY

Average rainfall in December - Rosstown, NY
  • Average rainfall in December: 2.28"

The wettest month (with the highest rainfall) is April (3.07").
The driest months (with the least rainfall) are January and November (1.89").

Average rainfall days in December
Rosstown, NY

Average rainfall days in December - Rosstown, NY
  • Average rainfall days in December: 12.5 days

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is February (8.3 days).

Average snowfall in December
Rosstown, NY

Average snowfall in December - Rosstown, NY
  • Average snowfall in December: 5.94"

The month with the highest snowfall is February (8.82").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in December
Rosstown, NY

Average snowfall days in December - Rosstown, NY
  • Average snowfall days in December: 14.9 days

The month with the highest number of snowfall days is January (17.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

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 December: 3h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 3h and 6min).

Average sunshine days in December
Rosstown, NY

Average sunshine days in December - Rosstown, NY
  • Average sunshine days in December: 8.6 days

The month with the most sunshine days is September (14.2 days).
The month with the least sunshine days is February (7.3 days).

Average UV index in December
Rosstown, NY

Average UV index in December - Rosstown, NY
  • Average UV index in December: 1

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 and December (UV index 1).

Average cloud cover in December
Rosstown, NY

Average cloud cover in December - Rosstown, NY
  • Average cloud cover in December: 68

The months with the most cloud cover are January and February (Cloud cover 69).
The months with the least cloud cover are July and August (Cloud cover 36).

Average visibility in December
Rosstown, NY

Average visibility in December - Rosstown, NY
  • Average visibility in December: 5mi

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

Rosstown, New York, USA

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