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 corresponds with a decrease in average high-temperatures, from November's chilly 47.8°F (8.8°C) to an icy 38.5°F (3.6°C). An average nighttime temperature of 27.9°F (-2.3°C) is noted during the month of December.Humidity
In December, the average relative humidity is 81%.Rainfall
In Mifflinburg, in December, it is raining for 11.9 days, with typically 2.6" (66mm) of accumulated precipitation. In Mifflinburg, Pennsylvania, 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 December, in Mifflinburg, it is snowing for 8.2 days. Throughout December, 3.7" (94mm) of snow is accumulated. In Mifflinburg, Pennsylvania, during the entire year, snow falls for 43.3 days and aggregates up to 23.11" (587mm) of snow.Daylight
December has the shortest days of the year in Mifflinburg, with an average of 9h and 18min of daylight.On the first day of December in Mifflinburg, sunrise is at 7:14 am and sunset at 4:40 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 4:50 pm EST.
Sunshine
The average sunshine in December in Mifflinburg 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 in Mifflinburg. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for ordinary individuals.Note: In December, a daily maximum UV index of 2 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 Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Frequently asked questions
Is December cold in Mifflinburg?
What is the average humidity in December in Mifflinburg?
How much does it rain in Mifflinburg in December?
How much does it snow in Mifflinburg in December?
What is the month with the shortest days in Mifflinburg?
How many hours of daylight does Mifflinburg have in December?
When are sunrise and sunset in December in Mifflinburg?
How long on average sun shines in December in Mifflinburg?
What is the month with the lowest UV index in Mifflinburg?
How high is the UV index in December in Mifflinburg?
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
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