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
The arrival of December signals a shift in temperature, down from a frosty 43.7°F (6.5°C) in November to an icy 33.3°F (0.7°C). New Ireland cools down to an average low-temperature of 23.9°F (-4.5°C) throughout the month of December.Humidity
The average relative humidity in December is 86%.Rainfall
In New Ireland, in December, during 11.2 rainfall days, 2.76" (70mm) of precipitation is typically accumulated. Throughout the year, there are 173.5 rainfall days, and 35.67" (906mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In New Ireland, in December, snow falls for 18.2 days, with typically accumulated 8.54" (217mm) of snow. Throughout the year, there are 94.8 snowfall days, and 48.82" (1240mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:13 am and sunset at 4:32 pm. On the last day of December, sunrise is at 7:32 am and sunset at 4:41 pm EST.
Sunshine
The average sunshine in December is 2.9h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum UV index of 1 in December translates into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. Consider carefully! The reflective quality of snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in New Ireland in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / 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
New Ireland, NY
- Average high temperature in December: 33.3°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (27.3°F).
- Average low temperature in December: 23.9°F
The month with the highest average low temperature is July (57.4°F).
The coldest month (with the lowest average low temperature) is January (15.8°F).
Average pressure in December
New Ireland, 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
New Ireland, NY
- Average wind speed in December: 8.9mph
The windiest month (with the highest average wind speed) is January (9.3mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in December
New Ireland, NY
- Average humidity in December: 86%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, May, June and July (80%).
Average rainfall in December
New Ireland, NY
- Average rainfall in December: 2.76"
The wettest month (with the highest rainfall) is June (3.58").
The driest months (with the least rainfall) are January and November (2.4").
Average rainfall days in December
New Ireland, NY
- Average rainfall days in December: 11.2 days
The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is February (7.3 days).
Average snowfall in December
New Ireland, NY
- Average snowfall in December: 8.54"
The month with the highest snowfall is February (10.87").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
New Ireland, NY
- Average snowfall days in December: 18.2 days
The month with the highest number of snowfall days is January (21.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
New Ireland, 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: 2h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 2h and 30min).
Average sunshine days in December
New Ireland, NY
- Average sunshine days in December: 6.5 days
The month with the most sunshine days is September (14.3 days).
The month with the least sunshine days is February (5.7 days).
Average UV index in December
New Ireland, 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, February and December (UV index 1).
Average cloud cover in December
New Ireland, NY
- Average cloud cover in December: 71
The month with the most cloud cover is February (Cloud cover 74).
The month with the least cloud cover is July (Cloud cover 39).
Average visibility in December
New Ireland, NY
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).
New Ireland, New York, USA
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