Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
December comes with a drop in the average high-temperature, falling from November's chilly 45.5°F (7.5°C) to a wintry 36°F (2.2°C). The nights of December are characterized by an average low-temperature of 28.2°F (-2.1°C), subtly descending from daytime highs.Humidity
In Irving, the average relative humidity in December is 83%.Rainfall
In Irving, during December, the rain falls for 10.5 days and regularly aggregates up to 1.97" (50mm) of precipitation. In Irving, during the entire year, the rain falls for 168.1 days and collects up to 26.54" (674mm) of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Irving, in December, snow falls for 13.2 days, with typically accumulated 3.07" (78mm) of snow. In Irving, during the entire year, snow falls for 62.6 days and aggregates up to 17.68" (449mm) of snow.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:27 am and sunset at 4:44 pm. On the last day of December, sunrise is at 7:46 am and sunset at 4:53 pm EST.
Sunshine
In December, the average sunshine is 2.8h.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 the average person.Note: In December, the UV index of 1 transforms into the following advice:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Irving?
What is the average humidity in December?
How many days does it rain in December in Irving?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Irving have in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What are the months with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Irving, NY
- Average high temperature in December: 36°F
The warmest month (with the highest average high temperature) is July (76.6°F).
The month with the lowest average high temperature is January (29.3°F).
- Average low temperature in December: 28.2°F
The month with the highest average low temperature is July (62.6°F).
The coldest month (with the lowest average low temperature) is January (19.6°F).
Average pressure in December
Irving, 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 (29.93"Hg).
Average wind speed in December
Irving, NY
- Average wind speed in December: 11.9mph
The windiest month (with the highest average wind speed) is January (12.6mph).
The calmest month (with the lowest average wind speed) is July (7.3mph).
Average humidity in December
Irving, NY
- Average humidity in December: 83%
The month with the highest relative humidity is February (86%).
The month with the lowest relative humidity is September (77%).
Average rainfall in December
Irving, NY
- Average rainfall in December: 1.97"
The wettest month (with the highest rainfall) is May (2.76").
The driest month (with the least rainfall) is January (1.69").
Average rainfall days in December
Irving, NY
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is October (18.5 days).
The month with the least rainy days is January (7.9 days).
Average snowfall in December
Irving, NY
- Average snowfall in December: 3.07"
The month with the highest snowfall is February (5.24").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Irving, NY
- Average snowfall days in December: 13.2 days
The month with the highest number of snowfall days is January (15.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Irving, 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: 2h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in December
Irving, NY
- Average sunshine days in December: 8 days
The month with the most sunshine days is June (12.8 days).
The month with the least sunshine days is January (6.5 days).
Average UV index in December
Irving, NY
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January and December (UV index 1).
Average cloud cover in December
Irving, NY
- Average cloud cover in December: 72
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in December
Irving, NY
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (5mi).
Irving, New York, USA
Weather forecast for your location
2. Allow the app to use your location