January weather forecast
Bothell, WA

Weather in January

January in Bothell, Washington, is a frosty winter month, with an average temperature varying between 35.8°F (2.1°C) and 44.2°F (6.8°C).

Temperature

In Bothell, the average high-temperature in January is relatively the same as in December - a chilly 44.2°F (6.8°C). In Bothell, in January, the average low-temperature is 35.8°F (2.1°C).

Humidity

With an average relative humidity of 85%, January is the most humid month in Bothell, Washington.

Rainfall

January is the month with the most rainfall in Bothell. Rain falls for 16.9 days and accumulates 2.87" (73mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall in Bothell. In Bothell, in January, during 1.3 snowfall days, 0.35" (9mm) of snow is typically accumulated. In Bothell, during the entire year, snow falls for 6.6 days and aggregates up to 2.6" (66mm) of snow.

Daylight

In Bothell, the average length of the day in January is 8h and 56min.
On the first day of January, sunrise is at 7:57 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:08 pm PST.

Sunshine

January and December, with an average of 4.4h of sunshine, are months with the least sunshine in Bothell.

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 low health risk from exposure to the Sun's UV radiation for average individuals.
Note: In January, the average maximum UV index of 2 translate into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the most humid month in Bothell?

January is the most humid month in Bothell, with an average relative humidity of 85%.

What is the average humidity in January in Bothell?

In January, the average relative humidity in Bothell, Washington, is 85%.

What is the rainiest month in Bothell?

January is the month with the most rainfall in Bothell. Rain falls for 16.9 days and accumulates 2.87" (73mm) of precipitation.

How much does it rain in Bothell in January?

In Bothell, Washington, during January, the rain falls for 16.9 days and regularly aggregates up to 2.87" (73mm) of precipitation.

How many days does it snow in January in Bothell?

In January, it is snowing for 1.3 days. Throughout January, 0.35" (9mm) of snow is accumulated.

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

In January, the average day length in Bothell is 8h and 56min.

When are sunrise and sunset in January in Bothell?

On the first day of January, sunrise is at 7:57 am and sunset at 4:27 pm. On the last day of the month, sunrise is at 7:36 am and sunset at 5:08 pm PST.

What is the month with the least sunshine in Bothell?

January and December, with an average of 4.4h of sunshine, are months with the least sunshine in Bothell.

How many hours of sunshine does Bothell have in January?

In Bothell, the average sunshine duration in January is 4.4h.

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

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

What is the UV index reading in January in Bothell?

In January, the average daily maximum UV index in Bothell, Washington, is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in January
Bothell, WA

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

The warmest month (with the highest average high temperature) is August (74.8°F).
The month with the lowest average high temperature is December (42.6°F).

  • Average low temperature in January: 35.8°F

The month with the highest average low temperature is August (53.1°F).
The coldest months (with the lowest average low temperature) are February and December (35.1°F).

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Average pressure in January
Bothell, WA

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

The month with the highest atmospheric pressure is January (30.1"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).

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Average wind speed in January
Bothell, WA

Average wind speed in January - Bothell, WA
  • Average wind speed in January: 5.3mph

The windiest months (with the highest average wind speed) are January and March (5.3mph).
The calmest month (with the lowest average wind speed) is August (3.4mph).

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Average humidity in January
Bothell, WA

Average humidity in January - Bothell, WA
  • Average humidity in January: 85%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is July (71%).

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Average rainfall in January
Bothell, WA

Average rainfall in January - Bothell, WA
  • Average rainfall in January: 2.87"

The wettest month (with the highest rainfall) is January (2.87").
The driest month (with the least rainfall) is July (0.43").

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Average rainfall days in January
Bothell, WA

Average rainfall days in January - Bothell, WA
  • Average rainfall days in January: 16.9 days

The month with the highest number of rainy days is November (17.9 days).
The month with the least rainy days is August (6.9 days).

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Average snowfall in January
Bothell, WA

Average snowfall in January - Bothell, WA
  • Average snowfall in January: 0.35"

The month with the highest snowfall is February (1.42").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in January
Bothell, WA

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

The month with the highest number of snowfall days is February (2.5 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
Bothell, WA

Average daylight in January / Average sunshine in January - Bothell, WA
  • Average daylight in January: 8h and 56min

The month with the longest days is June (Average daylight: 15h and 56min).
The month with the shortest days is December (Average daylight: 8h and 29min).

  • Average sunshine in January: 4h and 24min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The months with the least sunshine are January and December (Average sunshine: 4h and 24min).

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Average sunshine days in January
Bothell, WA

Average sunshine days in January - Bothell, WA
  • Average sunshine days in January: 12.3 days

The month with the most sunshine days is August (21.9 days).
The month with the least sunshine days is April (10.5 days).

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Average UV index in January
Bothell, WA

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

The months with the highest UV index are June and 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
Bothell, WA

Average cloud cover in January - Bothell, WA
  • Average cloud cover in January: 55

The months with the most cloud cover are January and December (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 24).

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Average visibility in January
Bothell, WA

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

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, March, November and December (5mi).

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