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 is the month when Bridgeport sees the lowest average temperatures, with a high of 30.9°F (-0.6°C) and a low of 20.7°F (-6.3°C).Humidity
In December, the average relative humidity in Bridgeport is 86%.Rainfall
December is the month with the most rainfall. Rain falls for 7.2 days and accumulates 1.22" (31mm) of precipitation.Snowfall
Months with snowfall are January through March, November and December. The month with the most snowfall is December, when snow falls for 8.8 days and typically aggregates up to 4.17" (106mm) of snow.Daylight
With an average of 8h and 30min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 7:28 am and sunset at 4:07 pm. On the last day of December, sunrise is at 7:48 am and sunset at 4:15 pm PST.
Sunshine
In Bridgeport, the average sunshine in December is 4.2h.UV index
February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Bridgeport. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum UV index, 1 during December, leads to the following recommendations:
Most individuals face no major issues with lengthy exposure to the sun, but children, infants, and individuals with fair skin always require protection. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the coldest time of year?
How cold is December?
What is the average humidity in December?
What is the wettest month?
How many days does it rain in December?
When does it snow the most?
How many days does it snow in December?
What is the month with the shortest days?
How many hours of daylight does Bridgeport have in December?
What time are sunrise and sunset in December?
How long on average sun shines in December?
What are the months with the lowest UV index?
What is the UV index reading in December in Bridgeport?
Average temperature in December
Bridgeport, WA
- Average high temperature in December: 30.9°F
The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is December (30.9°F).
- Average low temperature in December: 20.7°F
The month with the highest average low temperature is August (59.7°F).
The coldest months (with the lowest average low temperature) are January and December (20.7°F).
Average pressure in December
Bridgeport, WA
- Average pressure in December: 30.15"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is August (29.92"Hg).
Average wind speed in December
Bridgeport, WA
- Average wind speed in December: 4.3mph
The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is January (4mph).
Average humidity in December
Bridgeport, WA
- Average humidity in December: 86%
The month with the highest relative humidity is January (90%).
The months with the lowest relative humidity are July and August (37%).
Average rainfall in December
Bridgeport, WA
- Average rainfall in December: 1.22"
The wettest month (with the highest rainfall) is December (1.22").
The driest month (with the least rainfall) is July (0.16").
Average rainfall days in December
Bridgeport, WA
- Average rainfall days in December: 7.2 days
The month with the highest number of rainy days is March (12.2 days).
The month with the least rainy days is August (3.2 days).
Average snowfall in December
Bridgeport, WA
- Average snowfall in December: 4.17"
The month with the highest snowfall is December (4.17").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in December
Bridgeport, WA
- Average snowfall days in December: 8.8 days
The month with the highest number of snowfall days is December (8.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Bridgeport, WA
- Average daylight in December: 8h and 3min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in December: 4h and 1min
The months with the most sunshine are July and August (Average sunshine: 12h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Bridgeport, WA
- Average sunshine days in December: 16.7 days
The month with the most sunshine days is July (26.4 days).
The month with the least sunshine days is February (15.6 days).
Average UV index in December
Bridgeport, WA
- Average UV index in December: 1
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are February, November and December (UV index 1).
Average cloud cover in December
Bridgeport, WA
- Average cloud cover in December: 54
The month with the most cloud cover is January (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 12).
Average visibility in December
Bridgeport, WA
- Average visibility in December: 4mi
The months with the highest visibility are March, April, May, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February and December (4mi).
Bridgeport, Washington, USA
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