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's arrival comes with a decrease in the average high-temperature, moving from a chilly 47.8°F (8.8°C) in November to a wintry 38.5°F (3.6°C). During December, Mifflinburg sees a mean low-temperature of 27.9°F (-2.3°C).Humidity
In December, the average relative humidity is 81%.Rainfall
In Mifflinburg, in December, during 11.9 rainfall days, 2.6" (66mm) of precipitation is typically accumulated. In Mifflinburg, during the entire year, the rain falls for 165.6 days and collects up to 33.54" (852mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Mifflinburg, in December, snow falls for 8.2 days, with typically accumulated 3.7" (94mm) of snow. Throughout the year, there are 43.3 snowfall days, and 23.11" (587mm) of snow is accumulated.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:14 am and sunset at 4:40 pm. On the last day of December, sunrise is at 7:32 am and sunset at 4:50 pm EST.
Sunshine
The average sunshine in December is 4.3h.UV index
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, the maximum UV index of 2 suggests these recommendations:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
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 many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Mifflinburg have in December?
When is the sunrise / sunset in December in Mifflinburg?
How many hours of sunshine does Mifflinburg have in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Mifflinburg, PA
- Average high temperature in December: 38.5°F
The warmest month (with the highest average high temperature) is July (82.8°F).
The month with the lowest average high temperature is January (32°F).
- Average low temperature in December: 27.9°F
The month with the highest average low temperature is July (61.2°F).
The coldest month (with the lowest average low temperature) is January (19.9°F).
Average pressure in December
Mifflinburg, PA
- Average pressure in December: 30.1"Hg
The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in December
Mifflinburg, PA
- Average wind speed in December: 6.8mph
The windiest month (with the highest average wind speed) is April (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).
Average humidity in December
Mifflinburg, PA
- Average humidity in December: 81%
The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are March and April (76%).
Average rainfall in December
Mifflinburg, PA
- Average rainfall in December: 2.6"
The wettest month (with the highest rainfall) is May (3.74").
The driest month (with the least rainfall) is November (2.2").
Average rainfall days in December
Mifflinburg, PA
- Average rainfall days in December: 11.9 days
The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (8.9 days).
Average snowfall in December
Mifflinburg, PA
- Average snowfall in December: 3.7"
The month with the highest snowfall is February (7.52").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Mifflinburg, PA
- Average snowfall days in December: 8.2 days
The month with the highest number of snowfall days is January (12.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Mifflinburg, PA
- Average daylight in December: 9h and 2min
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 18min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days in December
Mifflinburg, PA
- Average sunshine days in December: 13.9 days
The month with the most sunshine days is November (16.5 days).
The month with the least sunshine days is February (10.3 days).
Average UV index in December
Mifflinburg, PA
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in December
Mifflinburg, PA
- Average cloud cover in December: 55
The months with the most cloud cover are January and February (Cloud cover 56).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in December
Mifflinburg, PA
- Average visibility in December: 5mi
The months with the highest visibility are April and November (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October and December (5mi).
Mifflinburg, Pennsylvania, USA
Weather forecast for your location
2. Allow the app to use your location