December weather forecast
Elmira, NY

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Weather in December

December is the harbinger of full-fledged winter in Elmira, setting the scene for snow-clad landscapes and festive warmth indoors. With high temperature at 35.2°F (1.8°C) and low at 25.3°F (-3.7°C), the freezing weather seems comfortably nestled in Elmira. Christmas preparations and the holiday spirit adorn the wintry environment, appealing to the aesthetics of snowfall-filled winter nights. As the year wraps up, the cold winter seems to have taken over the city, offering a silent tribute to Elmira's charming seasonality.

Temperature

In December, the average high-temperature goes from a frosty 45.1°F (7.3°C) in November to an icy 35.2°F (1.8°C). During the month of December, an average low-temperature of 25.3°F (-3.7°C) is recorded.

Humidity

The average relative humidity in December is 84%.

Rainfall

In Elmira, in December, during 12.5 rainfall days, 2.28" (58mm) of precipitation is typically accumulated. In Elmira, during the entire year, the rain falls for 172.7 days and collects up to 29.57" (751mm) of precipitation.

Snowfall

January through May, October through December are months with snowfall. In Elmira, New York, during December, snow falls for 14.9 days and regularly aggregates up to 5.94" (151mm) of snow. In Elmira, during the entire year, snow falls for 76.6 days and aggregates up to 34.61" (879mm) of snow.

Daylight

December has the shortest days of the year in Elmira, 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 4:45 pm EST.

Sunshine

The average sunshine in December is 3.2h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: An average maximum UV index of 1 in December leads to these recommendations:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.

Frequently asked questions

How cold is it in December?

The high-temperature, in December, in Elmira, records 35.2°F (1.8°C), while the low-temperature is 25.3°F (-3.7°C).

What is the average humidity in December?

The average relative humidity in December in Elmira is 84%.

How many days does it rain in December?

In Elmira, in December, during 12.5 rainfall days, 2.28" (58mm) of precipitation is typically accumulated.

How much does it snow in December?

In Elmira, during December, snow falls for 14.9 days and regularly aggregates up to 5.94" (151mm) of snow.

What is the month with the shortest days?

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

How many hours of daylight does Elmira have in December?

The average day length in December in Elmira is 9h and 10min.

When are sunrise and sunset in December?

On the first day of December in Elmira, 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 4:45 pm EST.

How long on average sun shines in December in Elmira?

In December, the average sunshine duration is 3.2h.

When is the lowest UV index?

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

What is the UV index intensity in December?

In Elmira, the average daily maximum UV index in December is 1. A UV Index estimate of 2, and below, represents a low 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 December
Elmira, NY

Average temperature in December - Elmira, 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
Elmira, NY

Average pressure in December - Elmira, 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
Elmira, NY

Average wind speed in December - Elmira, 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
Elmira, NY

Average humidity in December - Elmira, 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
Elmira, NY

Average rainfall in December - Elmira, 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
Elmira, NY

Average rainfall days in December - Elmira, 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
Elmira, NY

Average snowfall in December - Elmira, 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
Elmira, NY

Average snowfall days in December - Elmira, 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
Elmira, NY

Average daylight in December / Average sunshine in December - Elmira, 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
Elmira, NY

Average sunshine days in December - Elmira, 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
Elmira, NY

Average UV index in December - Elmira, 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
Elmira, NY

Average cloud cover in December - Elmira, 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
Elmira, NY

Average visibility in December - Elmira, 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).

Elmira, New York, USA

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