January weather forecast
Brewster, WA

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Weather in January

January, the same as December, in Brewster, Washington, is another subzero cold winter month, with temperature in the range of an average low of 19.2°F (-7.1°C) and an average high of 30.7°F (-0.7°C).

Temperature

January and December are known as Brewster's coldest months, with an average high-temperature of 30.7°F (-0.7°C).

Humidity

January is the most humid month, with an average relative humidity of 90%.

Rainfall

In Brewster, in January, during 11.1 rainfall days, 1.26" (32mm) of precipitation is typically accumulated. In Brewster, during the entire year, the rain falls for 101.3 days and collects up to 9.45" (240mm) of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In Brewster, in January, snow falls for 8.1 days, with typically accumulated 4.37" (111mm) of snow. Throughout the year, there are 29.8 snowfall days, and 13.54" (344mm) of snow is accumulated.

Daylight

The average length of the day in January in Brewster is 8h and 54min.
On the first day of January in Brewster, sunrise is at 7:49 am and sunset at 4:16 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:56 pm PST.

Sunshine

The month with the least sunshine in Brewster, Washington, is January, with an average of 4.2h of sunshine.

UV index

In Brewster, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In January, an average UV index of 2 transforms into the following instructions:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Enhance your sun protection with tightly woven, yet airy clothing. Watch out! The Sun's UV radiation can be nearly magnified twofold due to snow reflection.
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Frequently asked questions

What are the coldest months in Brewster?

The yearly lowest temperatures in Brewster, Washington, occur in January and December, averaging a high-temperature of 30.7°F (-0.7°C).

How cold is January in Brewster?

January temperatures vary between a high-temperature of 30.7°F (-0.7°C) and a low-temperature of 19.2°F (-7.1°C).

What is the most humid month in Brewster?

The most humid month is January, with an average relative humidity of 90%.

What is the average humidity in January in Brewster?

The average relative humidity in January in Brewster is 90%.

How many days does it rain in January in Brewster?

In January, in Brewster, the rain falls for 11.1 days. Throughout January, 1.26" (32mm) of precipitation is accumulated.

How many days does it snow in January in Brewster?

In Brewster, Washington, in January, during 8.1 snowfall days, 4.37" (111mm) of snow is typically accumulated.

How many hours of daylight does Brewster have in January?

In January, the average day length in Brewster is 8h and 54min.

What time are sunrise and sunset in January in Brewster?

On the first day of January in Brewster, sunrise is at 7:49 am and sunset at 4:16 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 4:56 pm PST.

What is the month with the least sunshine in Brewster?

The month with the least sunshine in Brewster is January, with an average of 4.2h of sunshine.

How long on average sun shines in January in Brewster?

The average sunshine duration in January in Brewster is 4.2h.

What is the UV index reading in January in Brewster?

The average daily maximum UV index in January in Brewster is 2. A UV Index estimate of 2, and below, represents a low health risk from 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 January
Brewster, WA

Average temperature in January - Brewster, WA
  • Average high temperature in January: 30.7°F

The warmest months (with the highest average high temperature) are July and August (83.1°F).
The months with the lowest average high temperature are January and December (30.7°F).

  • Average low temperature in January: 19.2°F

The month with the highest average low temperature is August (57°F).
The coldest month (with the lowest average low temperature) is December (18.9°F).

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Average pressure in January
Brewster, WA

Average pressure in January - Brewster, WA
  • Average pressure in January: 30.17"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.93"Hg).

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Average wind speed in January
Brewster, WA

Average wind speed in January - Brewster, WA
  • Average wind speed in January: 3.5mph

The windiest months (with the highest average wind speed) are April, June and July (5.3mph).
The calmest month (with the lowest average wind speed) is January (3.5mph).

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Average humidity in January
Brewster, WA

Average humidity in January - Brewster, WA
  • Average humidity in January: 90%

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is August (40%).

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Average rainfall in January
Brewster, WA

Average rainfall in January - Brewster, WA
  • Average rainfall in January: 1.26"

The wettest month (with the highest rainfall) is December (1.34").
The driest month (with the least rainfall) is July (0.16").

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Average rainfall days in January
Brewster, WA

Average rainfall days in January - Brewster, WA
  • Average rainfall days in January: 11.1 days

The month with the highest number of rainy days is March (12.8 days).
The month with the least rainy days is August (2.8 days).

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Average snowfall in January
Brewster, WA

Average snowfall in January - Brewster, WA
  • Average snowfall in January: 4.37"

The month with the highest snowfall is December (4.72").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in January
Brewster, WA

Average snowfall days in January - Brewster, WA
  • Average snowfall days in January: 8.1 days

The month with the highest number of snowfall days is December (9.7 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 January /
Average sunshine in January
Brewster, WA

Average daylight in January / Average sunshine in January - Brewster, WA
  • Average daylight in January: 8h and 5min

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 24min).

  • Average sunshine in January: 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: 4h and 12min).

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Average sunshine days in January
Brewster, WA

Average sunshine days in January - Brewster, WA
  • Average sunshine days in January: 14.5 days

The month with the most sunshine days is August (26.3 days).
The month with the least sunshine days is February (13.7 days).

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Average UV index in January
Brewster, WA

Average UV index in January - Brewster, WA
  • Average UV index in January: 2

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is November (UV index 1).

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Average cloud cover in January
Brewster, WA

Average cloud cover in January - Brewster, WA
  • Average cloud cover in January: 53

The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are July and August (Cloud cover 12).

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Average visibility in January
Brewster, WA

Average visibility in January - Brewster, WA
  • Average visibility in January: 4mi

The months with the highest visibility are April, May, June, July, August, September and October (6mi).
The months with the lowest visibility are January, February and December (4mi).

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Brewster, Washington, USA

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