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 signals a shift in temperature, down from a frosty 45.1°F (7.3°C) in November to a wintry 35.8°F (2.1°C). Throughout December, an average low-temperature of 25.3°F (-3.7°C) is expected in Brockport.Humidity
In December, the average relative humidity in Brockport is 86%.Rainfall
In December, the rain falls for 11.6 days. Throughout December, 2.95" (75mm) of precipitation is accumulated. In Brockport, Pennsylvania, during the entire year, the rain falls for 171.7 days and collects up to 33.27" (845mm) of precipitation.Snowfall
January through May, October through December are months with snowfall. In Brockport, during December, snow falls for 17.6 days and regularly aggregates up to 8.5" (216mm) of snow. In Brockport, during the entire year, snow falls for 84 days and aggregates up to 42.56" (1081mm) 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 7:21 am and sunset at 4:46 pm. On the last day of December, sunrise is at 7:40 am and sunset at 4:56 pm EST.
Sunshine
In December, the average sunshine in Brockport is 2.7h.UV index
The month with the lowest UV index in Brockport is December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the average person.Note: The UV index of 1 during December translates into the following guidance:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. Direct Sun exposure should be minimized especially during midday when radiation is most intense. To cut down UV radiation exposure by about half, sport a wide-brim hat. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Frequently asked questions
How cold is it in Brockport in December?
What is the average humidity in December in Brockport?
How much does it rain in Brockport in December?
How many days does it snow in December in Brockport?
What is the month with the shortest days in Brockport?
How many hours of daylight does Brockport have in December?
When are sunrise and sunset in December in Brockport?
How many hours of sunshine does Brockport have in December?
When is the lowest UV index in Brockport?
What is the UV index reading in December in Brockport?
Average temperature in December
Brockport, PA
- Average high temperature in December: 35.8°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (29.7°F).
- Average low temperature in December: 25.3°F
The month with the highest average low temperature is July (58.1°F).
The coldest month (with the lowest average low temperature) is January (17.4°F).
Average pressure in December
Brockport, 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
Brockport, PA
- Average wind speed in December: 8.5mph
The windiest month (with the highest average wind speed) is January (9mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in December
Brockport, PA
- Average humidity in December: 86%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are June, July and August (78%).
Average rainfall in December
Brockport, PA
- Average rainfall in December: 2.95"
The wettest month (with the highest rainfall) is April (3.58").
The driest month (with the least rainfall) is August (2.13").
Average rainfall days in December
Brockport, PA
- Average rainfall days in December: 11.6 days
The month with the highest number of rainy days is May (19.4 days).
The months with the least rainy days are January and February (8.8 days).
Average snowfall in December
Brockport, PA
- Average snowfall in December: 8.5"
The month with the highest snowfall is January (10.55").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in December
Brockport, PA
- Average snowfall days in December: 17.6 days
The month with the highest number of snowfall days is January (19.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Brockport, 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: 2h and 4min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).
Average sunshine days in December
Brockport, PA
- Average sunshine days in December: 7.5 days
The month with the most sunshine days is September (13.3 days).
The month with the least sunshine days is February (6.6 days).
Average UV index in December
Brockport, PA
- Average UV index in December: 1
The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).
Average cloud cover in December
Brockport, PA
- Average cloud cover in December: 73
The month with the most cloud cover is January (Cloud cover 76).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in December
Brockport, PA
- Average visibility in December: 4mi
The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February and December (4mi).
Brockport, Pennsylvania, USA
Weather forecast for your location
2. Allow the app to use your location
