December weather forecast
Bridgeport, WA

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Weather in December

The first month of the winter, December, is also a subzero cold month in Bridgeport, Washington, with temperature in the range of an average high of 30.9°F (-0.6°C) and an average low of 20.7°F (-6.3°C).

Temperature

December, recording an average high temperature of 30.9°F (-0.6°C) and a low temperature of 20.7°F (-6.3°C), is Bridgeport's coldest month.

Humidity

In December, the average relative humidity in Bridgeport is 86%.

Rainfall

The month with the most rainfall is December, when the rain falls for 7.2 days and typically aggregates up to 1.22" (31mm) of precipitation.

Snowfall

January through March, November and December are months with snowfall. December is the month with the most snowfall. Snow falls for 8.8 days and accumulates 4.17" (106mm) of snow.

Daylight

With an average of 8h and 30min of daylight, December has the shortest days of the year in Bridgeport.
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 December, the average sunshine is 4.2h.

UV index

February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: A daily maximum UV index of 1 in December translates into the following instructions:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.
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Frequently asked questions

What are the coldest months in Bridgeport?

In Bridgeport, December is the coldest month, with temperatures averaging a high of 30.9°F (-0.6°C) and a low of 20.7°F (-6.3°C).

How cold is December in Bridgeport?

The high-temperature, in December, in Bridgeport, records 30.9°F (-0.6°C), while the low-temperature is 20.7°F (-6.3°C).

What is the average humidity in December in Bridgeport?

In Bridgeport, Washington, the average relative humidity in December is 86%.

What is the wettest month in Bridgeport?

The month with the most rainfall is December, when the rain falls for 7.2 days and typically aggregates up to 1.22" (31mm) of precipitation.

How much does it rain in Bridgeport in December?

In Bridgeport, Washington, during December, the rain falls for 7.2 days and regularly aggregates up to 1.22" (31mm) of precipitation.

What is the snowiest month in Bridgeport?

The month with the most snowfall in Bridgeport is December, when snow falls for 8.8 days and typically aggregates up to 4.17" (106mm) of snow.

How much does it snow in Bridgeport in December?

In Bridgeport, in December, snow falls for 8.8 days, with typically accumulated 4.17" (106mm) of snow.

What is the month with the shortest days in Bridgeport?

With an average of 8h and 30min of daylight, December has the shortest days of the year in Bridgeport.

How many hours of daylight does Bridgeport have in December?

In December, the average day length in Bridgeport, Washington, is 8h and 27min.

When is the sunrise / sunset in December in Bridgeport?

In December, on the first day of the month, sunrise is at 7:28 am and sunset at 4:07 pm. On the last day of the month, in Bridgeport, Washington, sunrise is at 7:48 am and sunset at 4:15 pm PST.

How many hours of sunshine does Bridgeport have in December?

The average sunshine duration in December in Bridgeport is 4.2h.

What is the month with the lowest UV index in Bridgeport?

The months with the lowest UV index in Bridgeport, Washington, are February, November and December, with an average maximum UV index of 1.

What is the UV index intensity in December in Bridgeport?

In December, the average daily maximum UV index is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Bridgeport, WA

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).

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Average pressure in December
Bridgeport, WA

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).

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Average wind speed in December
Bridgeport, WA

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).

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Average humidity in December
Bridgeport, WA

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%).

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Average rainfall in December
Bridgeport, WA

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").

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Average rainfall days in December
Bridgeport, WA

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).

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Average snowfall in December
Bridgeport, WA

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").

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Average snowfall days in December
Bridgeport, WA

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).

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Average daylight in December /
Average sunshine in December
Bridgeport, WA

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).

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Average sunshine days in December
Bridgeport, WA

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).

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Average UV index in December
Bridgeport, WA

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).

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Average cloud cover in December
Bridgeport, WA

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).

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Average visibility in December
Bridgeport, WA

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).

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Bridgeport, Washington, USA

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