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
Quincy's coldest weather arrives in December, when temperatures average a high of 33.4°F (0.8°C) and a low of 22.6°F (-5.2°C).Humidity
The average relative humidity in December in Quincy is 84%.Rainfall
The month with the most rainfall is December, when the rain falls for 9.7 days and typically aggregates up to 1.1" (28mm) of precipitation.Snowfall
Months with snowfall in Quincy are January through April, September, November and December. December is the month with the most snowfall. Snow falls for 8.1 days and accumulates 4.45" (113mm) of snow.Daylight
With an average of 8h and 36min of daylight, December has the shortest days of the year.On the first day of December in Quincy, Washington, sunrise is at 7:26 am and sunset at 4:11 pm. On the last day of the month, sunrise is at 7:45 am and sunset at 4:19 pm PST.
Sunshine
The average sunshine in December in Quincy is 5h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Quincy. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 2 translates into these guidelines:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Forewarned is forearmed! The Sun's UV radiation can be almost doubled in intensity by snow reflection.
Frequently asked questions
What part of the year is the coldest in Quincy?
How cold is December in Quincy?
What is the average humidity in December in Quincy?
What is the rainiest month in Quincy?
How many days does it rain in December in Quincy?
What is the snowiest month in Quincy?
How much does it snow in Quincy in December?
What is the month with the shortest days in Quincy?
What is the average length of the day in December in Quincy?
When is the sunrise / sunset in December in Quincy?
How many hours of sunshine does Quincy have in December?
What is the month with the lowest UV index in Quincy?
What is the UV index reading in December in Quincy?
Average temperature in December
Quincy, WA
- Average high temperature in December: 33.4°F
The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is December (33.4°F).
- Average low temperature in December: 22.6°F
The month with the highest average low temperature is August (60.4°F).
The coldest month (with the lowest average low temperature) is December (22.6°F).
Average pressure in December
Quincy, WA
- Average pressure in December: 30.14"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is August (29.92"Hg).
Average wind speed in December
Quincy, WA
- Average wind speed in December: 4.5mph
The windiest month (with the highest average wind speed) is April (7.1mph).
The calmest month (with the lowest average wind speed) is December (4.5mph).
Average humidity in December
Quincy, WA
- Average humidity in December: 84%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is July (38%).
Average rainfall in December
Quincy, WA
- Average rainfall in December: 1.1"
The wettest month (with the highest rainfall) is December (1.1").
The driest month (with the least rainfall) is August (0.24").
Average rainfall days in December
Quincy, WA
- Average rainfall days in December: 9.7 days
The month with the highest number of rainy days is March (13.1 days).
The month with the least rainy days is July (3.9 days).
Average snowfall in December
Quincy, WA
- Average snowfall in December: 4.45"
The month with the highest snowfall is December (4.45").
The months with the least snowfall are May, June, July, August and October (0").
Average snowfall days in December
Quincy, WA
- Average snowfall days in December: 8.1 days
The month with the highest number of snowfall days is December (8.1 days).
The months with the least snowfall days are May, June, July, August and October (0 days).
Average daylight in December /
Average sunshine in December
Quincy, WA
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in December: 5h and 0min
The month with the most sunshine is August (Average sunshine: 12h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).
Average sunshine days in December
Quincy, WA
- Average sunshine days in December: 16.2 days
The month with the most sunshine days is July (26 days).
The month with the least sunshine days is February (14.3 days).
Average UV index in December
Quincy, WA
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Quincy, WA
- Average cloud cover in December: 47
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 10).
Average visibility in December
Quincy, WA
- Average visibility in December: 5mi
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is January (4mi).
Quincy, Washington, USA
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