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 transition into December involves a decrease in the average high-temperature, falling from a chilly 45.7°F (7.6°C) in November to a wintry 35.1°F (1.7°C). In the month of December, Lehigh Valley Junction experiences a minor discrepancy from peak daytime temperatures, settling at an average low-temperature of 26.1°F (-3.3°C).Humidity
In Lehigh Valley Junction, the average relative humidity in December is 84%.Rainfall
In December, in Lehigh Valley Junction, the rain falls for 10.5 days. Throughout December, 1.65" (42mm) of precipitation is accumulated. Throughout the year, there are 163.3 rainfall days, and 22.6" (574mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Lehigh Valley Junction, during December, snow falls for 14.9 days and regularly aggregates up to 3.9" (99mm) of snow. In Lehigh Valley Junction, during the entire year, snow falls for 73.3 days and aggregates up to 20.75" (527mm) 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 December, sunrise is at 7:19 am and sunset at 4:33 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 4:42 pm EST.
Sunshine
In December, the average sunshine is 3.1h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In December, a daily maximum UV index of 1 leads to the following instructions:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in December?
What is the average humidity in December?
How much does it rain in December?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Lehigh Valley Junction have in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Lehigh Valley Junction, NY
- Average high temperature in December: 35.1°F
The warmest month (with the highest average high temperature) is July (79°F).
The month with the lowest average high temperature is January (28.9°F).
- Average low temperature in December: 26.1°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 (18°F).
Average pressure in December
Lehigh Valley Junction, 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).
Average wind speed in December
Lehigh Valley Junction, NY
- Average wind speed in December: 9.6mph
The windiest month (with the highest average wind speed) is January (10.1mph).
The calmest month (with the lowest average wind speed) is July (6mph).
Average humidity in December
Lehigh Valley Junction, NY
- Average humidity in December: 84%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April and May (78%).
Average rainfall in December
Lehigh Valley Junction, NY
- Average rainfall in December: 1.65"
The wettest month (with the highest rainfall) is October (2.6").
The driest month (with the least rainfall) is January (1.22").
Average rainfall days in December
Lehigh Valley Junction, NY
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is February (7.7 days).
Average snowfall in December
Lehigh Valley Junction, NY
- Average snowfall in December: 3.9"
The month with the highest snowfall is February (5.12").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Lehigh Valley Junction, NY
- Average snowfall days in December: 14.9 days
The month with the highest number of snowfall days is January (18.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Lehigh Valley Junction, 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: 3h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 2h and 36min).
Average sunshine days in December
Lehigh Valley Junction, NY
- Average sunshine days in December: 8.5 days
The month with the most sunshine days is September (13.5 days).
The month with the least sunshine days is February (6.2 days).
Average UV index in December
Lehigh Valley Junction, 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
Lehigh Valley Junction, NY
- Average cloud cover in December: 69
The months with the most cloud cover are January and February (Cloud cover 73).
The months with the least cloud cover are July and August (Cloud cover 32).
Average visibility in December
Lehigh Valley Junction, NY
- Average visibility in December: 5mi
The months with the highest visibility are April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March and December (5mi).
Lehigh Valley Junction, New York, USA
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