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
With December's onset, the weather shows a temperature decrease, transitioning from a chilly 43.7°F (6.5°C) in November to a wintry 34.5°F (1.4°C). During the nights in December, Tiona observes an average low-temperature of 24.8°F (-4°C).Humidity
In December, the average relative humidity is 88%.Rainfall
In Tiona, in December, during 10.4 rainfall days, 3.15" (80mm) of precipitation is typically accumulated. In Tiona, during the entire year, the rain falls for 175.4 days and collects up to 35.2" (894mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Tiona, Pennsylvania, in December, during 20.8 snowfall days, 12.32" (313mm) of snow is typically accumulated. In Tiona, during the entire year, snow falls for 101.6 days and aggregates up to 57.36" (1457mm) of snow.Daylight
With an average of 9h and 12min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:24 am and sunset at 4:46 pm. On the last day of December, sunrise is at 7:43 am and sunset at 4:55 pm EST.
Sunshine
The average sunshine in December is 2.3h.UV index
January and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 1 suggests this advice:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in 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 Tiona have in December?
What time are sunrise and sunset in December?
How many hours of sunshine does Tiona have in December?
What are the months with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Tiona, PA
- Average high temperature in December: 34.5°F
The warmest month (with the highest average high temperature) is July (78.3°F).
The month with the lowest average high temperature is January (28°F).
- Average low temperature in December: 24.8°F
The month with the highest average low temperature is July (56.8°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in December
Tiona, 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
Tiona, PA
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is January (9.2mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
Tiona, PA
- Average humidity in December: 88%
The months with the highest relative humidity are January and February (89%).
The months with the lowest relative humidity are May and June (80%).
Average rainfall in December
Tiona, PA
- Average rainfall in December: 3.15"
The wettest month (with the highest rainfall) is April (3.9").
The driest month (with the least rainfall) is September (2.2").
Average rainfall days in December
Tiona, PA
- Average rainfall days in December: 10.4 days
The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is January (7.3 days).
Average snowfall in December
Tiona, PA
- Average snowfall in December: 12.32"
The month with the highest snowfall is February (13.03").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Tiona, PA
- Average snowfall days in December: 20.8 days
The month with the highest number of snowfall days is January (23.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Tiona, 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: 2h and 2min
The month with the most sunshine is July (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 2h and 6min).
Average sunshine days in December
Tiona, PA
- Average sunshine days in December: 5.5 days
The month with the most sunshine days is September (12.1 days).
The month with the least sunshine days is February (4.6 days).
Average UV index in December
Tiona, 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
Tiona, PA
- Average cloud cover in December: 78
The month with the most cloud cover is January (Cloud cover 81).
The month with the least cloud cover is July (Cloud cover 42).
Average visibility in December
Tiona, PA
- Average visibility in December: 4mi
The months with the highest visibility are April, May, June, July, October and November (5mi).
The months with the lowest visibility are January, February, March, August, September and December (4mi).
Tiona, Pennsylvania, USA
Weather forecast for your location
2. Allow the app to use your location