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 coincides with a drop in the average high-temperature, decreasing from November's frosty 47.5°F (8.6°C) to a cold 38.1°F (3.4°C). An average temperature of 27.5°F (-2.5°C) marks the nights in Centralia in December.Humidity
In Centralia, the average relative humidity in December is 82%.Rainfall
In Centralia, during December, the rain falls for 11.9 days and regularly aggregates up to 2.28" (58mm) of precipitation. Throughout the year, in Centralia, there are 159.6 rainfall days, and 29.41" (747mm) of precipitation is accumulated.Snowfall
Months with snowfall in Centralia are January through May, October through December. In December, it is snowing for 8.7 days. Throughout December, 3.54" (90mm) of snow is accumulated. In Centralia, Pennsylvania, during the entire year, snow falls for 48.2 days and aggregates up to 24.84" (631mm) of snow.Daylight
The month with the shortest days in Centralia is December, with an average of 9h and 18min of daylight.On the first day of December in Centralia, sunrise is at 7:10 am and sunset at 4:38 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 4:47 pm EST.
Sunshine
In December, the average sunshine in Centralia is 4.4h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for average individuals.Note: A maximum high daily UV index of 2 during December translates into the following directions:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Frequently asked questions
Is it cold in Centralia during December?
What is the average humidity in December in Centralia?
How many days does it rain in December in Centralia?
How many days does it snow in December in Centralia?
What is the month with the shortest days in Centralia?
How many hours of daylight does Centralia have in December?
What time are sunrise and sunset in December in Centralia?
How long on average sun shines in December in Centralia?
What is the month with the lowest UV index in Centralia?
How high is the UV index in December in Centralia?
Average temperature in December
Centralia, PA
- Average high temperature in December: 38.1°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 (31.8°F).
- Average low temperature in December: 27.5°F
The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (19.8°F).
Average pressure in December
Centralia, 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 (29.94"Hg).
Average wind speed in December
Centralia, PA
- Average wind speed in December: 7.6mph
The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in December
Centralia, PA
- Average humidity in December: 82%
The month with the highest relative humidity is February (83%).
The month with the lowest relative humidity is April (77%).
Average rainfall in December
Centralia, PA
- Average rainfall in December: 2.28"
The wettest month (with the highest rainfall) is May (3.11").
The driest month (with the least rainfall) is September (1.77").
Average rainfall days in December
Centralia, PA
- Average rainfall days in December: 11.9 days
The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (8.9 days).
Average snowfall in December
Centralia, PA
- Average snowfall in December: 3.54"
The month with the highest snowfall is January (5.98").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Centralia, PA
- Average snowfall days in December: 8.7 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Centralia, 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 24min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).
Average sunshine days in December
Centralia, PA
- Average sunshine days in December: 14.6 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
Centralia, 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, November and December (UV index 2).
Average cloud cover in December
Centralia, PA
- Average cloud cover in December: 55
The months with the most cloud cover are February and December (Cloud cover 55).
The month with the least cloud cover is July (Cloud cover 33).
Average visibility in December
Centralia, PA
- Average visibility in December: 5mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).
Centralia, Pennsylvania, USA
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