January weather forecast
Lake Goodwin, WA

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Weather in January

January is a frosty winter month in Lake Goodwin, Washington, with an average temperature fluctuating between 43.3°F (6.3°C) and 34.7°F (1.5°C).

Temperature

January's arrival registers an average high-temperature of a chilly 43.3°F (6.3°C), closely aligning with the temperature of the previous month. Lake Goodwin's nighttime temperature in January consistently rests at a wintry 34.7°F (1.5°C).

Humidity

January, February, November and December, with an average relative humidity of 85%, are the most humid months.

Rainfall

In Lake Goodwin, during January, the rain falls for 18.1 days and regularly aggregates up to 4.69" (119mm) of precipitation. Throughout the year, there are 188.6 rainfall days, and 34.92" (887mm) of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. In Lake Goodwin, in January, during 2.3 snowfall days, 2.28" (58mm) of snow is typically accumulated. Throughout the year, there are 11.6 snowfall days, and 9.61" (244mm) of snow is accumulated.

Daylight

The average length of the day in January is 8h and 54min.
On the first day of the month, sunrise is at 7:59 am and sunset at 4:25 pm. On the last day of January, sunrise is at 7:38 am and sunset at 5:06 pm PST.

Sunshine

In Lake Goodwin, the average sunshine in January is 4.2h.

UV index

The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 2 during January translates into the following guidance:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.

Frequently asked questions

How cold is January in Lake Goodwin?

In January, the average high-temperature and low-temperature are 43.3°F (6.3°C) and 34.7°F (1.5°C) respectively.

What are the most humid months?

The months with the highest humidity are January, February, November and December, with an average relative humidity of 85%.

What is the average humidity in January?

In Lake Goodwin, the average relative humidity in January is 85%.

How much does it rain in January?

In January, in Lake Goodwin, the rain falls for 18.1 days. Throughout January, 4.69" (119mm) of precipitation is accumulated.

How many days does it snow in January?

In Lake Goodwin, in January, snow falls for 2.3 days, with typically accumulated 2.28" (58mm) of snow.

What is the average length of the day in January?

In January, the average day length is 8h and 54min.

What time are sunrise and sunset in January?

In January, on the first day of the month, sunrise is at 7:59 am and sunset at 4:25 pm. On the last day of the month, sunrise is at 7:38 am and sunset at 5:06 pm PST.

How long on average sun shines in January?

The average sunshine duration in January is 4.2h.

What is the month with the lowest UV index?

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

How high is the UV index in January?

The average daily maximum UV index in January is 2. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to 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
Lake Goodwin, WA

Average temperature in January - Lake Goodwin, WA
  • Average high temperature in January: 43.3°F

The warmest month (with the highest average high temperature) is August (72.3°F).
The month with the lowest average high temperature is December (41.7°F).

  • Average low temperature in January: 34.7°F

The month with the highest average low temperature is August (51.6°F).
The coldest month (with the lowest average low temperature) is February (33.8°F).

Average pressure in January
Lake Goodwin, WA

Average pressure in January - Lake Goodwin, 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
Lake Goodwin, WA

Average wind speed in January - Lake Goodwin, WA
  • Average wind speed in January: 5.6mph

The windiest months (with the highest average wind speed) are January and November (5.6mph).
The calmest month (with the lowest average wind speed) is August (3.3mph).

Average humidity in January
Lake Goodwin, WA

Average humidity in January - Lake Goodwin, WA
  • Average humidity in January: 85%

The months with the highest relative humidity are January, February, November and December (85%).
The month with the lowest relative humidity is July (73%).

Average rainfall in January
Lake Goodwin, WA

Average rainfall in January - Lake Goodwin, WA
  • Average rainfall in January: 4.69"

The wettest month (with the highest rainfall) is November (4.92").
The driest month (with the least rainfall) is July (0.51").

Average rainfall days in January
Lake Goodwin, WA

Average rainfall days in January - Lake Goodwin, WA
  • Average rainfall days in January: 18.1 days

The month with the highest number of rainy days is March (20.9 days).
The month with the least rainy days is August (6.9 days).

Average snowfall in January
Lake Goodwin, WA

Average snowfall in January - Lake Goodwin, WA
  • Average snowfall in January: 2.28"

The month with the highest snowfall is February (4.45").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Lake Goodwin, WA

Average snowfall days in January - Lake Goodwin, WA
  • Average snowfall days in January: 2.3 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
Lake Goodwin, WA

Average daylight in January / Average sunshine in January - Lake Goodwin, 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: 4h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 4h and 6min).

Average sunshine days in January
Lake Goodwin, WA

Average sunshine days in January - Lake Goodwin, WA
  • Average sunshine days in January: 10.4 days

The month with the most sunshine days is August (22 days).
The month with the least sunshine days is March (8.1 days).

Average UV index in January
Lake Goodwin, WA

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

Average cloud cover in January
Lake Goodwin, WA

Average cloud cover in January - Lake Goodwin, WA
  • Average cloud cover in January: 56

The month with the most cloud cover is December (Cloud cover 57).
The months with the least cloud cover are July and August (Cloud cover 26).

Average visibility in January
Lake Goodwin, WA

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

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

Lake Goodwin, Washington, USA

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