January weather forecast
Bow, WA

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Weather in January

January is a frosty winter month in Bow, Washington, with an average temperature varying between 37°F (2.8°C) and 44.2°F (6.8°C).

Temperature

As Bow steps into January, the average high-temperature is measured at a frosty 44.2°F (6.8°C), displaying minor differences from December's 42.6°F (5.9°C). January nights in Bow, Washington, anticipate an average temperature of 37°F (2.8°C), a modest decline from the daytime.

Humidity

January and February, with an average relative humidity of 83%, are the most humid months.

Rainfall

In Bow, in January, it is raining for 18.3 days, with typically 4.13" (105mm) of accumulated precipitation. In Bow, Washington, during the entire year, the rain falls for 185.2 days and collects up to 34.72" (882mm) of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Bow, in January, snow falls for 2.2 days, with typically accumulated 2.2" (56mm) of snow. Throughout the year, in Bow, Washington, there are 9.9 snowfall days, and 7.91" (201mm) of snow is accumulated.

Daylight

The average length of the day in January is 8h and 50min.
On the first day of January, sunrise is at 8:01 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:05 pm PST.

Sunshine

In Bow, the average sunshine in January is 4h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Bow, Washington. A UV Index value of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The average daily UV index of 2 in January transforms into the following instructions:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
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Frequently asked questions

Is January cold in Bow?

In Bow, 44.2°F (6.8°C) is the average high-temperature and 37°F (2.8°C) is the average low-temperature during January.

What is the most humid month in Bow?

January and February, with an average relative humidity of 83%, are most humid months in Bow.

What is the average humidity in January in Bow?

The average relative humidity in January in Bow is 83%.

How much does it rain in Bow in January?

In January, in Bow, Washington, the rain falls for 18.3 days. Throughout January, 4.13" (105mm) of precipitation is accumulated.

How much does it snow in Bow in January?

In Bow, in January, snow falls for 2.2 days, with typically accumulated 2.2" (56mm) of snow.

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

In January, the average day length in Bow, Washington, is 8h and 50min.

What time are sunrise and sunset in January in Bow?

On the first day of January in Bow, Washington, sunrise is at 8:01 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 7:40 am and sunset at 5:05 pm PST.

How many hours of sunshine does Bow have in January?

In Bow, the average sunshine duration in January is 4h.

When is the lowest UV index in Bow?

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

What is the UV index reading in January in Bow?

In Bow, Washington, the average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health threat from exposure to the Sun's UV radiation.
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
Bow, WA

Average temperature in January - Bow, WA
  • Average high temperature in January: 44.2°F

The warmest months (with the highest average high temperature) are July and August (68.4°F).
The month with the lowest average high temperature is December (42.6°F).

  • Average low temperature in January: 37°F

The month with the highest average low temperature is August (54.1°F).
The coldest month (with the lowest average low temperature) is February (36.1°F).

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Average pressure in January
Bow, WA

Average pressure in January - Bow, WA
  • Average pressure in January: 30.09"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The months with the lowest atmospheric pressure are March, August and September (30.01"Hg).

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Average wind speed in January
Bow, WA

Average wind speed in January - Bow, WA
  • Average wind speed in January: 7mph

The windiest month (with the highest average wind speed) is November (7.5mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

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Average humidity in January
Bow, WA

Average humidity in January - Bow, WA
  • Average humidity in January: 83%

The months with the highest relative humidity are January and February (83%).
The month with the lowest relative humidity is July (75%).

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Average rainfall in January
Bow, WA

Average rainfall in January - Bow, WA
  • Average rainfall in January: 4.13"

The wettest month (with the highest rainfall) is November (4.96").
The driest month (with the least rainfall) is July (0.63").

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Average rainfall days in January
Bow, WA

Average rainfall days in January - Bow, WA
  • Average rainfall days in January: 18.3 days

The month with the highest number of rainy days is March (20.8 days).
The month with the least rainy days is August (7.2 days).

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Average snowfall in January
Bow, WA

Average snowfall in January - Bow, WA
  • Average snowfall in January: 2.2"

The month with the highest snowfall is February (3.54").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Bow, WA

Average snowfall days in January - Bow, WA
  • Average snowfall days in January: 2.2 days

The month with the highest number of snowfall days is February (3.6 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
Bow, WA

Average daylight in January / Average sunshine in January - Bow, 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 24min).

  • Average sunshine in January: 4h and 0min

The months with the most sunshine are July and August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).

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Average sunshine days in January
Bow, WA

Average sunshine days in January - Bow, WA
  • Average sunshine days in January: 11 days

The month with the most sunshine days is August (22.3 days).
The month with the least sunshine days is November (8.1 days).

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Average UV index in January
Bow, WA

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

The month with the highest UV index is July (UV index 5).
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
Bow, WA

Average cloud cover in January - Bow, WA
  • Average cloud cover in January: 58

The month with the most cloud cover is December (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 26).

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Average visibility in January
Bow, WA

Average visibility in January - Bow, WA
  • Average visibility in January: 6mi

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

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Bow, Washington, USA

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