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 involves a decrease in temperature, down from a chilly 43.7°F (6.5°C) in November to a cold 34.2°F (1.2°C). Brookland's average low-temperature during December nights is observed to be a subzero cold 24.1°F (-4.4°C).Humidity
The average relative humidity in December in Brookland is 86%.Rainfall
In Brookland, in December, during 11.8 rainfall days, 2.64" (67mm) of precipitation is typically accumulated. In Brookland, during the entire year, the rain falls for 174 days and collects up to 30.83" (783mm) of precipitation.Snowfall
January through May, October through December are months with snowfall in Brookland. In Brookland, Pennsylvania, in December, snow falls for 18 days, with typically accumulated 7.95" (202mm) of snow. In Brookland, during the entire year, snow falls for 86.8 days and aggregates up to 41.54" (1055mm) of snow.Daylight
December has the shortest days of the year in Brookland, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 7:19 am and sunset at 4:41 pm. On the last day of December, sunrise is at 7:38 am and sunset at 4:50 pm EST.
Sunshine
January and December, with an average of 2.9h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index in Brookland are January and December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index of 1 during December translates into these guidelines:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Brookland?
What is the average humidity in December in Brookland?
How much does it rain in Brookland in December?
How many days does it snow in December in Brookland?
What is the month with the shortest days in Brookland?
What is the average length of the day in December in Brookland?
What time are sunrise and sunset in December in Brookland?
What is the month with the least sunshine in Brookland?
How many hours of sunshine does Brookland have in December?
When is the lowest UV index in Brookland?
What is the UV index reading in December in Brookland?
Average temperature in December
Brookland, PA
- Average high temperature in December: 34.2°F
The warmest month (with the highest average high temperature) is July (79.3°F).
The month with the lowest average high temperature is January (28°F).
- Average low temperature in December: 24.1°F
The month with the highest average low temperature is July (56.5°F).
The coldest month (with the lowest average low temperature) is January (16.2°F).
Average pressure in December
Brookland, PA
- Average pressure in December: 30.09"Hg
The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).
Average wind speed in December
Brookland, PA
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is January (9.1mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).
Average humidity in December
Brookland, PA
- Average humidity in December: 86%
The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are June and July (78%).
Average rainfall in December
Brookland, PA
- Average rainfall in December: 2.64"
The wettest month (with the highest rainfall) is April (3.43").
The driest month (with the least rainfall) is September (2.17").
Average rainfall days in December
Brookland, PA
- Average rainfall days in December: 11.8 days
The month with the highest number of rainy days is May (18.9 days).
The month with the least rainy days is February (8.9 days).
Average snowfall in December
Brookland, PA
- Average snowfall in December: 7.95"
The month with the highest snowfall is February (10.2").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Brookland, PA
- Average snowfall days in December: 18 days
The month with the highest number of snowfall days is January (20.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Brookland, 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 5min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The months with the least sunshine are January and December (Average sunshine: 2h and 54min).
Average sunshine days in December
Brookland, PA
- Average sunshine days in December: 7 days
The month with the most sunshine days is September (13.5 days).
The month with the least sunshine days is February (5.9 days).
Average UV index in December
Brookland, 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
Brookland, PA
- Average cloud cover in December: 71
The month with the most cloud cover is January (Cloud cover 72).
The months with the least cloud cover are July and August (Cloud cover 41).
Average visibility in December
Brookland, PA
- Average visibility in December: 5mi
The months with the highest visibility are March, April, May, June, July, August, October, November and December (5mi).
The months with the lowest visibility are January, February and September (4mi).
Brookland, Pennsylvania, USA
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