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
Start of December brings a shift in the average high-temperature, falling from November's chilly 46.2°F (7.9°C) to a cold 36.7°F (2.6°C). Mill Hall cools down to an average low-temperature of 25.9°F (-3.4°C) throughout the month of December.Humidity
The months with the highest humidity are February and December, with an average relative humidity of 84%.Rainfall
In Mill Hall, in December, during 12.4 rainfall days, 2.68" (68mm) of precipitation is typically accumulated. Throughout the year, there are 174.7 rainfall days, and 32.09" (815mm) of precipitation is accumulated.Snowfall
Months with snowfall in Mill Hall are January through May, October through December. In Mill Hall, Pennsylvania, during December, snow falls for 12.2 days and regularly aggregates up to 4.76" (121mm) of snow. Throughout the year, there are 56.1 snowfall days, and 24.84" (631mm) of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 18min of daylight.On the first day of December, sunrise is at 7:16 am and sunset at 4:42 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 4:51 pm EST.
Sunshine
In Mill Hall, Pennsylvania, the average sunshine in December is 3.4h.UV index
December is the month with the lowest UV index in Mill Hall, Pennsylvania, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: In December, the UV index of 1 transforms into the following advice:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. When the Sun is at its strongest around midday, find shade and limit exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Frequently asked questions
How cold is December in Mill Hall?
What is the most humid month in Mill Hall?
What is the average humidity in December in Mill Hall?
How much does it rain in Mill Hall in December?
How many days does it snow in December in Mill Hall?
What is the month with the shortest days in Mill Hall?
How many hours of daylight does Mill Hall have in December?
What time are sunrise and sunset in December in Mill Hall?
How many hours of sunshine does Mill Hall have in December?
What is the month with the lowest UV index in Mill Hall?
What is the UV index intensity in December in Mill Hall?
Average temperature in December
Mill Hall, PA
- Average high temperature in December: 36.7°F
The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (30.9°F).
- Average low temperature in December: 25.9°F
The month with the highest average low temperature is July (58.6°F).
The coldest month (with the lowest average low temperature) is January (18.3°F).
Average pressure in December
Mill Hall, PA
- Average pressure in December: 30.09"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
Mill Hall, PA
- Average wind speed in December: 7mph
The windiest months (with the highest average wind speed) are January and April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in December
Mill Hall, PA
- Average humidity in December: 84%
The months with the highest relative humidity are February and December (84%).
The months with the lowest relative humidity are April, June and July (77%).
Average rainfall in December
Mill Hall, PA
- Average rainfall in December: 2.68"
The wettest month (with the highest rainfall) is April (3.54").
The driest month (with the least rainfall) is November (2.09").
Average rainfall days in December
Mill Hall, PA
- Average rainfall days in December: 12.4 days
The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (10.3 days).
Average snowfall in December
Mill Hall, PA
- Average snowfall in December: 4.76"
The month with the highest snowfall is February (7.13").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Mill Hall, PA
- Average snowfall days in December: 12.2 days
The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Mill Hall, 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: 3h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).
Average sunshine days in December
Mill Hall, PA
- Average sunshine days in December: 10.3 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is February (8.8 days).
Average UV index in December
Mill Hall, PA
- Average UV index in December: 1
The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Mill Hall, PA
- Average cloud cover in December: 64
The months with the most cloud cover are January and December (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 37).
Average visibility in December
Mill Hall, PA
- Average visibility in December: 4mi
The months with the highest visibility are January, March, April, May, June, July, August, October and November (5mi).
The months with the lowest visibility are February, September and December (4mi).
Mill Hall, Pennsylvania, USA
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