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
The arrival of December indicates a decrease in the average high-temperature, moving from a chilly 44.1°F (6.7°C) in November to a wintry 34.5°F (1.4°C). Throughout December, Osceola witnesses a consistent average low-temperature of 24.6°F (-4.1°C).Humidity
In Osceola, Pennsylvania, the average relative humidity in December is 85%.Rainfall
In December, the rain falls for 12.1 days. Throughout December, 2.2" (56mm) of precipitation is accumulated. Throughout the year, there are 168.3 rainfall days, and 28.19" (716mm) of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Osceola. In Osceola, during December, snow falls for 16.2 days and regularly aggregates up to 6.02" (153mm) of snow. In Osceola, during the entire year, snow falls for 80.4 days and aggregates up to 33.03" (839mm) of snow.Daylight
December has the shortest days of the year, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:18 am and sunset at 4:38 pm. On the last day of December, sunrise is at 7:37 am and sunset at 4:48 pm EST.
Sunshine
The months with the least sunshine are January, February and December, with an average of 3.1h of sunshine.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index in Osceola. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum UV index, 1 during December, leads to the following recommendations:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
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 in Osceola?
How much does it rain in December?
How many days does it snow in December in Osceola?
What is the month with the shortest days in Osceola?
What is the average length of the day in December?
When is the sunrise / sunset in December?
What are the months with the least sunshine?
How many hours of sunshine does Osceola have in December?
When is the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Osceola, PA
- Average high temperature in December: 34.5°F
The warmest month (with the highest average high temperature) is July (79.2°F).
The month with the lowest average high temperature is January (28.2°F).
- Average low temperature in December: 24.6°F
The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is January (16.9°F).
Average pressure in December
Osceola, 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 (29.94"Hg).
Average wind speed in December
Osceola, PA
- Average wind speed in December: 8.9mph
The windiest month (with the highest average wind speed) is January (9.6mph).
The calmest month (with the lowest average wind speed) is August (6mph).
Average humidity in December
Osceola, PA
- Average humidity in December: 85%
The month with the highest relative humidity is February (86%).
The months with the lowest relative humidity are April, May and June (78%).
Average rainfall in December
Osceola, PA
- Average rainfall in December: 2.2"
The wettest month (with the highest rainfall) is April (2.95").
The driest month (with the least rainfall) is November (1.81").
Average rainfall days in December
Osceola, PA
- Average rainfall days in December: 12.1 days
The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is February (7.2 days).
Average snowfall in December
Osceola, PA
- Average snowfall in December: 6.02"
The month with the highest snowfall is February (7.76").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Osceola, PA
- Average snowfall days in December: 16.2 days
The month with the highest number of snowfall days is January (18.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Osceola, 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 1min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The months with the least sunshine are January, February and December (Average sunshine: 3h and 6min).
Average sunshine days in December
Osceola, PA
- Average sunshine days in December: 8 days
The month with the most sunshine days is September (14.9 days).
The month with the least sunshine days is February (7.1 days).
Average UV index in December
Osceola, 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
Osceola, PA
- Average cloud cover in December: 70
The month with the most cloud cover is January (Cloud cover 71).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in December
Osceola, 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).
Osceola, Pennsylvania, USA
Weather forecast for your location
2. Allow the app to use your location