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
Ellwell experiences a temperature shift at the start of December, with average high-temperatures adjusting from a frosty 45.1°F (7.3°C) in November to a wintry 35.2°F (1.8°C). Ellwell's temperature tends to fall to an average low of 25.7°F (-3.5°C) during the nights of December.Humidity
In Ellwell, Pennsylvania, the average relative humidity in December is 84%.Rainfall
In Ellwell, during December, the rain falls for 12 days and regularly aggregates up to 2.13" (54mm) of precipitation. Throughout the year, there are 169.1 rainfall days, and 28.74" (730mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In Ellwell, Pennsylvania, during December, snow falls for 13 days and regularly aggregates up to 4.53" (115mm) of snow. Throughout the year, there are 68.3 snowfall days, and 26.65" (677mm) of snow is accumulated.Daylight
December has the shortest days of the year in Ellwell, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:12 am and sunset at 4:35 pm. On the last day of December, in Ellwell, sunrise is at 7:31 am and sunset at 4:45 pm EST.
Sunshine
In Ellwell, Pennsylvania, the average sunshine in December is 3.3h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Ellwell. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The average daily UV index of 1 in December transforms into the following instructions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. The solar radiation around mid-day is intense; avoid the Sun and stay safe. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Frequently asked questions
How cold is December in Ellwell?
What is the average humidity in December in Ellwell?
How much does it rain in Ellwell in December?
How much does it snow in Ellwell in December?
What is the month with the shortest days in Ellwell?
What is the average length of the day in December in Ellwell?
When is the sunrise / sunset in December in Ellwell?
How long on average sun shines in December in Ellwell?
What are the months with the lowest UV index in Ellwell?
What is the UV index reading in December in Ellwell?
Average temperature in December
Ellwell, PA
- Average high temperature in December: 35.2°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (29.1°F).
- Average low temperature in December: 25.7°F
The month with the highest average low temperature is July (57.6°F).
The coldest month (with the lowest average low temperature) is January (18°F).
Average pressure in December
Ellwell, PA
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Ellwell, PA
- Average wind speed in December: 8.2mph
The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).
Average humidity in December
Ellwell, PA
- Average humidity in December: 84%
The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April and July (78%).
Average rainfall in December
Ellwell, PA
- Average rainfall in December: 2.13"
The wettest month (with the highest rainfall) is April (2.83").
The driest month (with the least rainfall) is November (1.85").
Average rainfall days in December
Ellwell, PA
- Average rainfall days in December: 12 days
The month with the highest number of rainy days is May (18.1 days).
The month with the least rainy days is January (8.5 days).
Average snowfall in December
Ellwell, PA
- Average snowfall in December: 4.53"
The month with the highest snowfall is February (7.05").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Ellwell, PA
- Average snowfall days in December: 13 days
The month with the highest number of snowfall days is January (16.7 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Ellwell, PA
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 3h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 3h and 12min).
Average sunshine days in December
Ellwell, PA
- Average sunshine days in December: 9.4 days
The month with the most sunshine days is September (14.1 days).
The month with the least sunshine days is February (7.8 days).
Average UV index in December
Ellwell, PA
- 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
Ellwell, PA
- Average cloud cover in December: 67
The months with the most cloud cover are January, February and December (Cloud cover 67).
The months with the least cloud cover are July and August (Cloud cover 39).
Average visibility in December
Ellwell, PA
- 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).
Ellwell, Pennsylvania, USA
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