January weather forecast
Glacier, WA

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Weather in January

January, the same as December, is an icy winter month in Glacier, Washington, with an average temperature ranging between max 37.9°F (3.3°C) and min 28.2°F (-2.1°C).

Temperature

January's onset sees an average high-temperature of a still icy 37.9°F (3.3°C), exhibiting a slight fluctuation from the previous month. During January, Glacier experiences an average low-temperature of 28.2°F (-2.1°C) at night.

Humidity

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

Rainfall

January is the month with the most rainfall in Glacier. Rain falls for 16.6 days and accumulates 10.39" (264mm) of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Glacier, during January, snow falls for 8.8 days and regularly aggregates up to 19.21" (488mm) of snow. In Glacier, Washington, during the entire year, snow falls for 51.2 days and aggregates up to 83.11" (2111mm) of snow.

Daylight

In January, the average length of the day is 8h and 48min.
On the first day of the month, sunrise is at 8:01 am and sunset at 4:21 pm. On the last day of January, sunrise is at 7:39 am and sunset at 5:03 pm PST.

Sunshine

The average sunshine in January is 3.4h.

UV index

January and November, with an average maximum UV index of 1, are months with the lowest UV index in Glacier. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily maximum UV index of 1 in January translates into the following instructions:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
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Frequently asked questions

How cold is it in Glacier in January?

In Glacier, in January, the average high-temperature is 37.9°F (3.3°C), and the average low-temperature is 28.2°F (-2.1°C).

What is the most humid month in Glacier?

With an average relative humidity of 90%, January is the most humid month in Glacier.

What is the average humidity in January in Glacier?

In January, the average relative humidity is 90%.

What is the rainiest month in Glacier?

The month with the most rainfall in Glacier, Washington, is January, when the rain falls for 16.6 days and typically aggregates up to 10.39" (264mm) of precipitation.

How much does it rain in Glacier in January?

In Glacier, Washington, during January, the rain falls for 16.6 days and regularly aggregates up to 10.39" (264mm) of precipitation.

How much does it snow in Glacier in January?

In Glacier, in January, snow falls for 8.8 days, with typically accumulated 19.21" (488mm) of snow.

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

The average day length in January in Glacier is 8h and 48min.

When is the sunrise / sunset in January in Glacier?

In January, on the first day of the month, sunrise is at 8:01 am and sunset at 4:21 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 5:03 pm PST.

How long on average sun shines in January in Glacier?

In January, the average sunshine duration in Glacier, Washington, is 3.4h.

When is the lowest UV index in Glacier?

January and November, with an average maximum UV index of 1, are months with the lowest UV index.

How high is the UV index in January in Glacier?

In Glacier, the average daily maximum UV index in January is 1. A UV Index value of 2, and less, symbolizes a low health threat 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 January
Glacier, WA

Average temperature in January - Glacier, WA
  • Average high temperature in January: 37.9°F

The warmest month (with the highest average high temperature) is August (71.2°F).
The month with the lowest average high temperature is December (35.6°F).

  • Average low temperature in January: 28.2°F

The month with the highest average low temperature is August (46.9°F).
The coldest month (with the lowest average low temperature) is December (26.1°F).

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Average pressure in January
Glacier, WA

Average pressure in January - Glacier, WA
  • Average pressure in January: 30.1"Hg

The month with the highest atmospheric pressure is January (30.1"Hg).
The months with the lowest atmospheric pressure are May, June, August and September (30"Hg).

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Average wind speed in January
Glacier, WA

Average wind speed in January - Glacier, WA
  • Average wind speed in January: 4.6mph

The windiest month (with the highest average wind speed) is January (4.6mph).
The calmest month (with the lowest average wind speed) is August (3.3mph).

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Average humidity in January
Glacier, WA

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

The month with the highest relative humidity is January (90%).
The month with the lowest relative humidity is July (74%).

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Average rainfall in January
Glacier, WA

Average rainfall in January - Glacier, WA
  • Average rainfall in January: 10.39"

The wettest month (with the highest rainfall) is January (10.39").
The driest month (with the least rainfall) is July (1.5").

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Average rainfall days in January
Glacier, WA

Average rainfall days in January - Glacier, WA
  • Average rainfall days in January: 16.6 days

The month with the highest number of rainy days is April (21.3 days).
The month with the least rainy days is August (10.3 days).

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Average snowfall in January
Glacier, WA

Average snowfall in January - Glacier, WA
  • Average snowfall in January: 19.21"

The month with the highest snowfall is February (22.36").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in January
Glacier, WA

Average snowfall days in January - Glacier, WA
  • Average snowfall days in January: 8.8 days

The month with the highest number of snowfall days is December (11.4 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).

  • Average sunshine in January: 3h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 18min).

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Average sunshine days in January
Glacier, WA

Average sunshine days in January - Glacier, WA
  • Average sunshine days in January: 10.1 days

The month with the most sunshine days is August (18.1 days).
The month with the least sunshine days is April (6.8 days).

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Average UV index in January
Glacier, WA

Average UV index in January - Glacier, WA
  • Average UV index in January: 1

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January and November (UV index 1).

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Average cloud cover in January
Glacier, WA

Average cloud cover in January - Glacier, WA
  • Average cloud cover in January: 64

The month with the most cloud cover is March (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in January
Glacier, WA

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

The months with the highest visibility are June, July and August (5mi).
The months with the lowest visibility are January, February, March, April, May, September, October, November and December (4mi).

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Glacier, Washington, USA

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