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Whatcom County (North Cascades National Park)
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United States weather

Weather in Whatcom County, Washington for January 2027

Your guide to Whatcom County weather in January - trends and predictions

    Snow Forecast ❄️

  • The climate of Whatcom County in January is quite snowy, averaging 11 snowy days.

    • Temperatures

  • In general, the average temperature in Whatcom County at the beginning of January is -0.7 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 1.1 °F by the end of January.

    • More

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Average dry days
16
Dry days
Average rainy days
4
Rainy days
Average snowy days
11
Snow days
Average temperatures
2°/-2°
Temperatures
Average wind speed
7 km/h
Avg max wind
Average humidity
77 %
Avg humidity

Whatcom County Weather January

Move between months or click on a day
December
February
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Overcast
2°
2
Moderate snow
0°
3
Light rain
1°
4
Moderate or heavy snow with thunder
0°
5
Moderate snow
-2°
6
Heavy snow
-3°
7
Moderate snow
-3°
8
Mist
-4°
9
Mist
-1°
10
Overcast
2°
11
Moderate rain
1°
12
Heavy rain
2°
13
Fog
5°
14
Mist
3°
15
Freezing fog
0°
16
Sunny
3°
17
Sunny
3°
18
Sunny
10°
19
Sunny
9°
20
Overcast
8°
21
Partly cloudy
2°
22
Sunny
2°
23
Partly cloudy
-1°
24
Sunny
-1°
25
Cloudy
1°
26
Overcast
0°
27
Overcast
1°
28
Patchy moderate snow
0°
29
Patchy moderate snow
1°
30
Moderate or heavy snow showers
2°
31
Fog
3°

Temperatures trend during January in Whatcom County

See the weather trend as well as the moving average line

January weather in Whatcom County day by day

Click on a date for more information
December February
Date Weather Temperatures Rain Snow More
Jan. 1 Overcast
Overcast
 2° /-1° 0 mm 0 cm
Jan. 2 Moderate snow
Moderate snow
 0° /0° 13.7 mm 2.5 cm
Jan. 3 Light rain
Light rain
 1° /0° 16.4 mm 0 cm
Jan. 4 Moderate or heavy snow with thunder
Moderate or heavy snow with thunder
 0° /-2° 38.1 mm 11.5 cm
Jan. 5 Moderate snow
Moderate snow
 -2° /-6° 15.5 mm 9.4 cm
Jan. 6 Heavy snow
Heavy snow
 -3° /-4° 102 mm 73.7 cm
Jan. 7 Moderate snow
Moderate snow
 -3° /-5° 34.7 mm 25.1 cm
Jan. 8 Mist
Mist
 -4° /-7° 8.4 mm 6.1 cm
Jan. 9 Mist
Mist
 -1° /-5° 2.2 mm 1.6 cm
Jan. 10 Overcast
Overcast
 2° /-1° 0 mm 0 cm
Jan. 11 Moderate rain
Moderate rain
 1° /0° 40.6 mm 0 cm
Jan. 12 Heavy rain
Heavy rain
 2° /2° 105.4 mm 0 cm
Jan. 13 Fog
Fog
 5° /-1° 2.1 mm 0 cm
Jan. 14 Mist
Mist
 3° /-2° 0 mm 0 cm
Jan. 15 Freezing fog
Freezing fog
 0° /-4° 0 mm 0 cm
Jan. 16 Sunny
Sunny
 3° /-2° 0 mm 0 cm
Jan. 17 Sunny
Sunny
 3° /-2° 0 mm 0 cm
Jan. 18 Sunny
Sunny
 10° /6° 0 mm 0 cm
Jan. 19 Sunny
Sunny
 9° /6° 0 mm 0 cm
Jan. 20 Overcast
Overcast
 8° /-2° 0 mm 0 cm
Jan. 21 Partly cloudy
Partly cloudy
 2° /-3° 0 mm 0 cm
Jan. 22 Sunny
Sunny
 2° /-6° 0 mm 0 cm
Jan. 23 Partly cloudy
Partly cloudy
 -1° /-9° 0 mm 0 cm
Jan. 24 Sunny
Sunny
 -1° /-9° 0 mm 0 cm
Jan. 25 Cloudy
Cloudy
 1° /-4° 0 mm 0 cm
Jan. 26 Overcast
Overcast
 0° /-3° 0 mm 0 cm
Jan. 27 Overcast
Overcast
 1° /-1° 3.2 mm 2.3 cm
Jan. 28 Patchy moderate snow
Patchy moderate snow
 0° /-1° 25.4 mm 2 cm
Jan. 29 Patchy moderate snow
Patchy moderate snow
 1° /0° 23.6 mm 1.1 cm
Jan. 30 Moderate or heavy snow showers
Moderate or heavy snow showers
 2° /0° 42.8 mm 3.6 cm
Jan. 31 Fog
Fog
 3° /0° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Whatcom County in January is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Whatcom County forecast closer to your planned date for the most up-to-date weather information.
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Whatcom County in January - FAQ

What are the expected maximum and minimum temperatures in Whatcom County during January?
Brace for cold days with temperatures not exceeding 2° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.

How much rainfall should be expected in Whatcom County during January?
Significant rainfall exceeding 474.1 mm is expected in Whatcom County during January, occurring over more than 4 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Whatcom County in January 2027?
Whatcom County experiences an average snowfall of 138.9 cm during January, occurring over 11 days.

What are the typical wind conditions in Whatcom County during January?
The average wind speed in Whatcom County during January is 7 km/h, suggesting breezy to windy conditions, depending on your activities.

Whatcom County snow forecast January 2027

Track daily snowfall levels and discover Whatcom County’s snowy potential this January ❄️
On average, Whatcom County sees 11 snowy days during January, with approximately 138.9 cm of total snowfall.

January rainfall patterns in Whatcom County

Explore the daily rainfall trends and prepare for Whatcom Countys January weather 💧
Typically, Whatcom County has 4 rainy days in January with a total of 474.1 mm of rainfall.
Top locations in Whatcom County
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North Cascades National Park
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Location coordinates Where is Whatcom County?

Get accurate weather forecasts for Whatcom County, located at latitude 48.833 and longitude -121.347. Stay updated with localized weather information tailored for Whatcom County.

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