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 corresponds with a temperature reduction, down from November's frosty 46.9°F (8.3°C) to an icy 37°F (2.8°C). During December, the nighttime temperature averages of 26.6°F (-3°C).Humidity
The average relative humidity in December is 83%.Rainfall
In December, the rain falls for 13.5 days. Throughout December, 2.6" (66mm) of precipitation is accumulated. In Boalsburg, during the entire year, the rain falls for 174.7 days and collects up to 31.61" (803mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Boalsburg. In December, it is snowing for 11.9 days. Throughout December, 5.16" (131mm) of snow is accumulated. In Boalsburg, during the entire year, snow falls for 59.7 days and aggregates up to 31.46" (799mm) of snow.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 7:16 am and sunset at 4:44 pm. On the last day of December, sunrise is at 7:35 am and sunset at 4:53 pm EST.
Sunshine
In December, the average sunshine in Boalsburg is 3.9h.UV index
January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.Note: The maximum UV index of 2 during December translates into these guidelines:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Frequently asked questions
How cold is it in Boalsburg in December?
What is the average humidity in December in Boalsburg?
How much does it rain in Boalsburg in December?
How many days does it snow in December in Boalsburg?
What is the month with the shortest days in Boalsburg?
How many hours of daylight does Boalsburg have in December?
When is the sunrise / sunset in December in Boalsburg?
How many hours of sunshine does Boalsburg have in December?
What are the months with the lowest UV index in Boalsburg?
How high is the UV index in December in Boalsburg?
Average temperature in December
Boalsburg, PA
- Average high temperature in December: 37°F
The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (31.5°F).
- Average low temperature in December: 26.6°F
The month with the highest average low temperature is July (59.7°F).
The coldest month (with the lowest average low temperature) is January (19.4°F).
Average pressure in December
Boalsburg, PA
- Average pressure in December: 30.1"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
Boalsburg, PA
- Average wind speed in December: 7.2mph
The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).
Average humidity in December
Boalsburg, PA
- Average humidity in December: 83%
The month with the highest relative humidity is February (84%).
The month with the lowest relative humidity is July (76%).
Average rainfall in December
Boalsburg, PA
- Average rainfall in December: 2.6"
The wettest months (with the highest rainfall) are April and May (3.35").
The driest month (with the least rainfall) is November (2.09").
Average rainfall days in December
Boalsburg, PA
- Average rainfall days in December: 13.5 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is February (9.3 days).
Average snowfall in December
Boalsburg, PA
- Average snowfall in December: 5.16"
The month with the highest snowfall is February (8.07").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Boalsburg, PA
- Average snowfall days in December: 11.9 days
The month with the highest number of snowfall days is January (15.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Boalsburg, 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 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Boalsburg, PA
- Average sunshine days in December: 11.1 days
The month with the most sunshine days is November (14.1 days).
The month with the least sunshine days is February (8.9 days).
Average UV index in December
Boalsburg, PA
- Average UV index in December: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in December
Boalsburg, PA
- Average cloud cover in December: 59
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 35).
Average visibility in December
Boalsburg, 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).
Boalsburg, Pennsylvania, USA
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