January weather forecast
Vancouver, WA

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The intricate design of the road acting as a bridge over a calm, blue river in Vancouver, Washington
The intricate design of the road acting as a bridge over a calm, blue river in Vancouver, Washington

Weather in January

Vancouver, Washington ushers in the year with relatively temperate conditions, despite being in the deep throes of winter. The month sees a median humidity of 84%, becoming one of the moistest periods of the year. Despite this, clear skies can be rare due to high cloud cover, which makes it hard to predict sunshine hours with certainty. While January does see some light snowfall at 0.63" (16mm), the city is by no means a winter wonderland. Residents carry on daily activities unhindered, yet a keen windy bite of 5.5mph (8.9km/h) reminds them of the winter season.

Temperature

The transition into January is marked with an average high-temperature of a still frosty 45.1°F (7.3°C), showing an insignificant shift from December's 43.7°F (6.5°C). An average low-temperature of 34.9°F (1.6°C) is anticipated throughout the nights during January.

Humidity

The months with the highest humidity in Vancouver are January and February, with an average relative humidity of 84%.

Rainfall

In January, the rain falls for 19.3 days. Throughout January, 5.04" (128mm) of precipitation is accumulated. Throughout the year, in Vancouver, Washington, there are 177.1 rainfall days, and 34.29" (871mm) of precipitation is accumulated.

Snowfall

Months with snowfall in Vancouver are January through March, November and December. In January, it is snowing for 1.3 days. Throughout January, 0.63" (16mm) of snow is accumulated. In Vancouver, during the entire year, snow falls for 5.9 days and aggregates up to 3.74" (95mm) of snow.

Daylight

In January, the average length of the day is 9h and 11min.
On the first day of January, sunrise is at 7:51 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:14 pm PST.

Sunshine

January and February, with an average of 4.1h of sunshine, are months with the least sunshine in Vancouver.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for average individuals.
Note: In January, a regular UV index of 2 translates into these guidelines:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Be aware! The reflective nature of snow can magnify the Sun's UV radiation almost twofold.
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Frequently asked questions

What is the temperature in January in Vancouver?

January temperatures vary between a high-temperature of 45.1°F (7.3°C) and a low-temperature of 34.9°F (1.6°C).

What is the most humid month in Vancouver?

The months with the highest humidity are January and February, with an average relative humidity of 84%.

What is the average humidity in January in Vancouver?

In Vancouver, the average relative humidity in January is 84%.

How much does it rain in Vancouver in January?

In January, in Vancouver, the rain falls for 19.3 days. Throughout January, 5.04" (128mm) of precipitation is accumulated.

How many days does it snow in January in Vancouver?

In Vancouver, Washington, during January, snow falls for 1.3 days and regularly aggregates up to 0.63" (16mm) of snow.

What is the average length of the day in January in Vancouver?

In Vancouver, Washington, the average day length in January is 9h and 11min.

When is the sunrise / sunset in January in Vancouver?

On the first day of January in Vancouver, sunrise is at 7:51 am and sunset at 4:37 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 5:14 pm PST.

What is the month with the least sunshine in Vancouver?

January and February, with an average of 4.1h of sunshine, are months with the least sunshine in Vancouver.

How long on average sun shines in January in Vancouver?

In Vancouver, the average sunshine duration in January is 4.1h.

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

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Vancouver.

What is the UV index intensity in January in Vancouver?

In January, the average daily maximum UV index in Vancouver, Washington, is 2. A UV Index reading of 2, and below, represents a low health threat 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
Vancouver, WA

Average temperature in January - Vancouver, WA
  • Average high temperature in January: 45.1°F

The warmest month (with the highest average high temperature) is August (80.6°F).
The month with the lowest average high temperature is December (43.7°F).

  • Average low temperature in January: 34.9°F

The month with the highest average low temperature is August (54°F).
The coldest month (with the lowest average low temperature) is December (34°F).

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Average pressure in January
Vancouver, WA

Average pressure in January - Vancouver, WA
  • Average pressure in January: 30.11"Hg

The month with the highest atmospheric pressure is January (30.11"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).

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Average wind speed in January
Vancouver, WA

Average wind speed in January - Vancouver, WA
  • Average wind speed in January: 5.5mph

The windiest month (with the highest average wind speed) is January (5.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

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Average humidity in January
Vancouver, WA

Average humidity in January - Vancouver, WA
  • Average humidity in January: 84%

The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (65%).

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Average rainfall in January
Vancouver, WA

Average rainfall in January - Vancouver, WA
  • Average rainfall in January: 5.04"

The wettest month (with the highest rainfall) is December (5.08").
The driest month (with the least rainfall) is July (0.35").

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Average rainfall days in January
Vancouver, WA

Average rainfall days in January - Vancouver, WA
  • Average rainfall days in January: 19.3 days

The month with the highest number of rainy days is March (20.6 days).
The month with the least rainy days is August (4.9 days).

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Average snowfall in January
Vancouver, WA

Average snowfall in January - Vancouver, WA
  • Average snowfall in January: 0.63"

The month with the highest snowfall is February (1.42").
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
Vancouver, WA

Average snowfall days in January - Vancouver, WA
  • Average snowfall days in January: 1.3 days

The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in January /
Average sunshine in January
Vancouver, WA

Average daylight in January / Average sunshine in January - Vancouver, WA
  • Average daylight in January: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).

  • Average sunshine in January: 4h and 1min

The month with the most sunshine is August (Average sunshine: 11h and 0min).
The months with the least sunshine are January and February (Average sunshine: 4h and 6min).

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Average sunshine days in January
Vancouver, WA

Average sunshine days in January - Vancouver, WA
  • Average sunshine days in January: 10.4 days

The month with the most sunshine days is July (24.1 days).
The month with the least sunshine days is February (7.9 days).

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Average UV index in January
Vancouver, WA

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

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in January
Vancouver, WA

Average cloud cover in January - Vancouver, WA
  • Average cloud cover in January: 57

The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 23).

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Average visibility in January
Vancouver, WA

Average visibility in January - Vancouver, WA
  • Average visibility in January: 5mi

The months with the highest visibility are July, August and September (6mi).
The months with the lowest visibility are January, February, March, April, May, June, October, November and December (5mi).

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Vancouver, Washington, USA

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