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 implies a gentle temperature shift, with average high-temperatures reducing from November's chilly 45.9°F (7.7°C) to a cold 36°F (2.2°C). During the nights in December, Milanville observes an average low-temperature of 25°F (-3.9°C).Humidity
With an average relative humidity of 85%, December is the most humid month.Rainfall
In Milanville, during December, the rain falls for 8.5 days and regularly aggregates up to 1.46" (37mm) of precipitation. Throughout the year, there are 132.5 rainfall days, and 19.21" (488mm) of precipitation is accumulated.Snowfall
Months with snowfall in Milanville are January through May, October through December. The months with the most snowfall are January and December, with an average 3.27" (83mm) of accumulated snow.Daylight
With an average of 9h and 12min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 7:08 am and sunset at 4:30 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 4:40 pm EST.
Sunshine
The average sunshine in December is 3.8h.UV index
December is the month with the lowest UV index, with an average maximum UV index of 1. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: An average UV index of 1 in December transforms into this advice:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Milanville in December?
What is the most humid month?
What is the average humidity in December?
How many days does it rain in December?
When does it snow the most?
How much does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Milanville have in December?
When is the sunrise / sunset in December in Milanville?
How long on average sun shines in December?
What is the month with the lowest UV index?
How high is the UV index in December?
Average temperature in December
Milanville, PA
- Average high temperature in December: 36°F
The warmest month (with the highest average high temperature) is July (81.1°F).
The month with the lowest average high temperature is January (30.4°F).
- Average low temperature in December: 25°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°F).
Average pressure in December
Milanville, PA
- Average pressure in December: 30.08"Hg
The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).
Average wind speed in December
Milanville, PA
- Average wind speed in December: 7.9mph
The windiest month (with the highest average wind speed) is February (8.4mph).
The calmest month (with the lowest average wind speed) is August (5.3mph).
Average humidity in December
Milanville, PA
- Average humidity in December: 85%
The month with the highest relative humidity is December (85%).
The month with the lowest relative humidity is July (77%).
Average rainfall in December
Milanville, PA
- Average rainfall in December: 1.46"
The wettest months (with the highest rainfall) are July and August (2.09").
The driest months (with the least rainfall) are January and September (1.14").
Average rainfall days in December
Milanville, PA
- Average rainfall days in December: 8.5 days
The month with the highest number of rainy days is May (15.6 days).
The months with the least rainy days are January and February (6.9 days).
Average snowfall in December
Milanville, PA
- Average snowfall in December: 3.27"
The months with the highest snowfall are January and December (3.27").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Milanville, PA
- Average snowfall days in December: 8.2 days
The month with the highest number of snowfall days is February (10.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Milanville, PA
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 3h and 36min).
Average sunshine days in December
Milanville, PA
- Average sunshine days in December: 15.2 days
The month with the most sunshine days is September (18.6 days).
The month with the least sunshine days is February (12.5 days).
Average UV index in December
Milanville, PA
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Milanville, PA
- Average cloud cover in December: 62
The months with the most cloud cover are February and December (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in December
Milanville, 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).
Milanville, Pennsylvania, USA
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