January weather forecast
Clear Lake, WA

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Weather in January

January, like December, in Clear Lake, Washington, is another cold winter month, with temperature in the range of an average high of 42.1°F (5.6°C) and an average low of 33.6°F (0.9°C).

Temperature

The arrival of January sees an average high-temperature of a still cold 42.1°F (5.6°C), hardly diverging from December's 40.5°F (4.7°C). Clear Lake sustains an average of approximately a still icy 33.6°F (0.9°C) during January nights, with little variation from daytime highs.

Humidity

January through March, with an average relative humidity of 86%, are the most humid months.

Rainfall

In Clear Lake, Washington, in January, it is raining for 18.8 days, with typically 6.54" (166mm) of accumulated precipitation. Throughout the year, there are 203.2 rainfall days, and 49.72" (1263mm) of precipitation is accumulated.

Snowfall

January through April, November and December are months with snowfall in Clear Lake. In Clear Lake, in January, snow falls for 2.6 days, with typically accumulated 3.62" (92mm) of snow. Throughout the year, there are 12 snowfall days, and 12.32" (313mm) of snow is accumulated.

Daylight

In January, the average length of the day is 8h and 52min.
On the first day of January, sunrise is at 8:00 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 5:05 pm PST.

Sunshine

The average sunshine in January is 3.8h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index, 2 during January, leads to the following recommendations:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Warning! The reflection from snow can nearly magnify the Sun's UV radiation twofold.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is it in January?

The high-temperature during January is 42.1°F (5.6°C) and the low-temperature is 33.6°F (0.9°C).

What is the most humid month?

January through March, with an average relative humidity of 86%, are most humid months.

What is the average humidity in January?

The average relative humidity in January is 86%.

How many days does it rain in January?

In January, the rain falls for 18.8 days. Throughout January, 6.54" (166mm) of precipitation is accumulated.

How many days does it snow in January?

In Clear Lake, Washington, in January, during 2.6 snowfall days, 3.62" (92mm) of snow is typically accumulated.

What is the average length of the day in January in Clear Lake?

The average day length in January is 8h and 52min.

What time are sunrise and sunset in January in Clear Lake?

On the first day of January, sunrise is at 8:00 am and sunset at 4:24 pm. On the last day of the month, sunrise is at 7:39 am and sunset at 5:05 pm PST.

How long on average sun shines in January?

In Clear Lake, Washington, the average sunshine duration in January is 3.8h.

When is the lowest UV index?

The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2.

What is the UV index intensity in January?

The average daily maximum UV index in January is 2. A UV Index value of 2, and less, symbolizes a low health risk 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
Clear Lake, WA

Average temperature in January - Clear Lake, WA
  • Average high temperature in January: 42.1°F

The warmest month (with the highest average high temperature) is July (70.9°F).
The month with the lowest average high temperature is December (40.5°F).

  • Average low temperature in January: 33.6°F

The month with the highest average low temperature is August (50.5°F).
The coldest months (with the lowest average low temperature) are February and December (32.5°F).

Average pressure in January
Clear Lake, WA

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

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is August (30"Hg).

Average wind speed in January
Clear Lake, WA

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

The windiest month (with the highest average wind speed) is November (5.7mph).
The calmest month (with the lowest average wind speed) is August (3.3mph).

Average humidity in January
Clear Lake, WA

Average humidity in January - Clear Lake, WA
  • Average humidity in January: 86%

The months with the highest relative humidity are January, February and March (86%).
The month with the lowest relative humidity is July (75%).

Average rainfall in January
Clear Lake, WA

Average rainfall in January - Clear Lake, WA
  • Average rainfall in January: 6.54"

The wettest month (with the highest rainfall) is November (7.09").
The driest month (with the least rainfall) is July (0.98").

Average rainfall days in January
Clear Lake, WA

Average rainfall days in January - Clear Lake, WA
  • Average rainfall days in January: 18.8 days

The month with the highest number of rainy days is March (22.1 days).
The month with the least rainy days is August (9.4 days).

Average snowfall in January
Clear Lake, WA

Average snowfall in January - Clear Lake, WA
  • Average snowfall in January: 3.62"

The month with the highest snowfall is February (4.96").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Clear Lake, WA

Average snowfall days in January - Clear Lake, WA
  • Average snowfall days in January: 2.6 days

The month with the highest number of snowfall days is February (4.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in January /
Average sunshine in January
Clear Lake, WA

Average daylight in January / Average sunshine in January - Clear Lake, 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: 3h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 30min).

Average sunshine days in January
Clear Lake, WA

Average sunshine days in January - Clear Lake, WA
  • Average sunshine days in January: 9.9 days

The month with the most sunshine days is August (19.2 days).
The month with the least sunshine days is March (7.3 days).

Average UV index in January
Clear Lake, WA

Average UV index in January - Clear Lake, 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, March, October, November and December (UV index 2).

Average cloud cover in January
Clear Lake, WA

Average cloud cover in January - Clear Lake, WA
  • Average cloud cover in January: 60

The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in January
Clear Lake, WA

Average visibility in January - Clear Lake, WA
  • Average visibility in January: 5mi

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

Clear Lake, Washington, USA

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