January weather forecast
Auburn, WA

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Weather in January

Winter's grip on Auburn is undeniably powerful in January. As in many parts of Washington State, extreme conditions include temperatures dropping to their lowest level at 33.8°F (1°C). The noticeable humidity along with frequent rainfall make for a typical Pacific Northwest winter. Venturing outside may pose challenges due to limited daylight—it's visibly shorter compared to the other months. Dress warmly, as the chill in the air is hard to shake off given the strong, persisting winds.

Temperature

Auburn experiences an average high-temperature of a chilly 43.9°F (6.6°C) with the onset of January, subtly varied from December's 41.9°F (5.5°C). Throughout January in Auburn, a steady low-temperature average of 33.8°F (1°C) is noted.

Humidity

The months with the highest humidity are January, February and December, with an average relative humidity of 86%.

Rainfall

January is the month with the most rainfall. Rain falls for 15.6 days and accumulates 2.6" (66mm) of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Auburn, in January, during 1.6 snowfall days, 0.55" (14mm) of snow is typically accumulated. Throughout the year, in Auburn, there are 8.4 snowfall days, and 2.24" (57mm) of snow is accumulated.

Daylight

In January, the average length of the day is 8h and 59min.
On the first day of the month, sunrise is at 7:55 am and sunset at 4:29 pm. On the last day of January, in Auburn, sunrise is at 7:35 am and sunset at 5:08 pm PST.

Sunshine

January and December, with an average of 4.3h of sunshine, are months with the least sunshine in Auburn.

UV index

January, February, November and 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 minimal health vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: In January, the UV index of 2 transforms into the following advice:
While sun exposure does not greatly affect most, individuals with fair skin, babies, and children always need vigilant safeguarding. Around midday, solar radiation is most harmful; hence, exposure should be limited. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is January cold in Auburn?

In Auburn, 43.9°F (6.6°C) is the average high-temperature and 33.8°F (1°C) is the average low-temperature during January.

What is the most humid month in Auburn?

January, February and December, with an average relative humidity of 86%, are most humid months in Auburn, Washington.

What is the average humidity in January in Auburn?

In Auburn, the average relative humidity in January is 86%.

What is the wettest month in Auburn?

January is the month with the most rainfall in Auburn. Rain falls for 15.6 days and accumulates 2.6" (66mm) of precipitation.

How many days does it rain in January in Auburn?

In Auburn, Washington, in January, it is raining for 15.6 days, with typically 2.6" (66mm) of accumulated precipitation.

How much does it snow in Auburn in January?

In Auburn, Washington, during January, snow falls for 1.6 days and regularly aggregates up to 0.55" (14mm) of snow.

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

In January, the average day length is 8h and 59min.

What time are sunrise and sunset in January in Auburn?

On the first day of January in Auburn, Washington, sunrise is at 7:55 am and sunset at 4:29 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 5:08 pm PST.

What is the month with the least sunshine in Auburn?

January and December, with an average of 4.3h of sunshine, are months with the least sunshine in Auburn, Washington.

How many hours of sunshine does Auburn have in January?

In Auburn, Washington, the average sunshine duration in January is 4.3h.

When is the lowest UV index in Auburn?

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

How high is the UV index in January in Auburn?

In Auburn, Washington, the average daily maximum UV index in January is 2. A UV Index of 2, and less, symbolizes a low health threat from exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJanuaryFMAMJJASOND
Dec
January
Feb
Average high temperature
41.9°F 5.5°C
43.9°F 6.6°C
44.8°F 7.1°C
Average low temperature
32.5°F 0.3°C
33.8°F 1°C
32.9°F 0.5°C
Average pressure
30.09" 764mmHg
30.1" 765mmHg
30.06" 764mmHg
Average wind speed
4.5mph 7.2km/h
4.9mph 7.9km/h
4.7mph 7.6km/h
Average max. wind speed
4.9mph 7.9km/h
5.4mph 8.7km/h
5.2mph 8.4km/h
Average wind speed gusts
8.3mph 13.4km/h
9mph 14.5km/h
8.3mph 13.4km/h
Average humidity
86%
86%
86%
Average rainfall
2.56" 65mm
2.6" 66mm
1.65" 42mm
Average rainfall days
16
15.6
14.8
Average snowfall
0.28" 7mm
0.55" 14mm
0.79" 20mm
Average snowfall days
1.3
1.6
2.7
Average daylight
8h 3min
9h 0min
10h 2min
Average sunshine
4h 2min
4h 2min
4h 3min
Average sunshine days
12.7
12.5
10.3
Average UV index
2
2
2
Average cloud cover
56%
56%
55%
Average visibility
4mi 6.4km
5mi 8km
5mi 8km

Average temperature in January
Auburn, WA

Average temperature in January - Auburn, WA
  • Average high temperature in January: 43.9°F

The warmest month (with the highest average high temperature) is August (76.5°F).
The month with the lowest average high temperature is December (41.9°F).

  • Average low temperature in January: 33.8°F

The month with the highest average low temperature is August (51.4°F).
The coldest month (with the lowest average low temperature) is December (32.5°F).

Average pressure in January
Auburn, WA

Average pressure in January - Auburn, 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).

Average wind speed in January
Auburn, WA

Average wind speed in January - Auburn, WA
  • Average wind speed in January: 4.9mph

The windiest month (with the highest average wind speed) is January (4.9mph).
The calmest month (with the lowest average wind speed) is August (3.4mph).

Average humidity in January
Auburn, WA

Average humidity in January - Auburn, WA
  • Average humidity in January: 86%

The months with the highest relative humidity are January, February and December (86%).
The month with the lowest relative humidity is July (69%).

Average rainfall in January
Auburn, WA

Average rainfall in January - Auburn, WA
  • Average rainfall in January: 2.6"

The wettest month (with the highest rainfall) is January (2.6").
The driest month (with the least rainfall) is July (0.39").

Average rainfall days in January
Auburn, WA

Average rainfall days in January - Auburn, WA
  • Average rainfall days in January: 15.6 days

The month with the highest number of rainy days is November (17.5 days).
The month with the least rainy days is August (6.3 days).

Average snowfall in January
Auburn, WA

Average snowfall in January - Auburn, WA
  • Average snowfall in January: 0.55"

The month with the highest snowfall is February (0.79").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in January
Auburn, WA

Average snowfall days in January - Auburn, WA
  • Average snowfall days in January: 1.6 days

The month with the highest number of snowfall days is February (2.7 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
Auburn, WA

Average daylight in January / Average sunshine in January - Auburn, WA
  • Average daylight in January: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in January: 4h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 54min).
The months with the least sunshine are January and December (Average sunshine: 4h and 18min).

Average sunshine days in January
Auburn, WA

Average sunshine days in January - Auburn, WA
  • Average sunshine days in January: 12.5 days

The month with the most sunshine days is August (21.8 days).
The month with the least sunshine days is February (10.3 days).

Average UV index in January
Auburn, WA

Average UV index in January - Auburn, 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).

Average cloud cover in January
Auburn, WA

Average cloud cover in January - Auburn, WA
  • Average cloud cover in January: 56

The months with the most cloud cover are January and December (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 25).

Average visibility in January
Auburn, WA

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

The months with the highest visibility are July and August (6mi).
The month with the lowest visibility is December (4mi).

Auburn, Washington, USA

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