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Weather in Marion County, Oregon for January 2026

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

    Snow Forecast ❄️

  • With an average of 2 snowy days, Marion County usually enjoys a light touch of snow in January.
    According to Marion County snow forecast for January 2026, no snow is expected until the end of the month.

    • Temperatures

  • So far, January 2026 in Marion County is slightly warmer than the historical average by 1 °F.

  • The forecast for the next days in Marion County predicts temperatures to be around 11 °F, close to the historical average.

  • In general, the average temperature in Marion County at the beginning of January is 8.4 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 10 °F by the end of January.

    • Rain 🌧️

  • Marion County experiences heavy rainfall in January, with over 20 rainy days and an average total precipitation 182.4 mm.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
7
Dry days
Average rainy days
22
Rainy days
Average snowy days
2
Snow days
Average temperatures
7°/1°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
89 %
Avg humidity

Marion County Weather January

Move between months or click on a day
December
February
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Mist
6°
2
Light rain
10°
3
Light drizzle
11°
4
Light drizzle
9°
5
Patchy rain possible
8°
6
Light rain shower
7°
7
Light rain shower
8°
8
Light rain
7°
9
Light rain shower
8°
10
Light rain shower
8°
11
Light rain shower
7°
12
Light rain shower
8°
13
Mist
1°
14
Light freezing rain
0°
15
Freezing fog
3°
16
Ice pellets
4°
17
Light rain
7°
18
Moderate rain
7°
19
Mist
6°
20
Sunny
8°
21
Light rain shower
8°
22
Mist
9°
23
Light rain shower
8°
24
Light rain shower
7°
25
Light drizzle
7°
26
Light rain
8°
27
Light rain shower
10°
28
Light drizzle
12°
29
Mist
12°
30
Patchy rain possible
12°
31
Fog
9°

Temperatures trend during January in Marion County

See the weather trend as well as the moving average line

January weather in Marion County day by day

Click on a date for more information
December February
Date Weather Temperatures Rain Snow More
Jan. 1 Mist
Mist
 6° /1° 1.5 mm 0 cm
Jan. 2 Light rain
Light rain
 10° /4° 12.2 mm 0 cm
Jan. 3 Light drizzle
Light drizzle
 11° /6° 20.2 mm 0 cm
Jan. 4 Light drizzle
Light drizzle
 9° /5° 7 mm 0 cm
Jan. 5 Patchy rain possible
Patchy rain possible
 8° /4° 8.2 mm 0 cm
Jan. 6 Light rain shower
Light rain shower
 7° /3° 8.2 mm 0 cm
Jan. 7 Light rain shower
Light rain shower
 8° /1° 12.1 mm 0 cm
Jan. 8 Light rain
Light rain
 7° /1° 2.6 mm 0 cm
Jan. 9 Light rain shower
Light rain shower
 8° /2° 11.3 mm 0 cm
Jan. 10 Light rain shower
Light rain shower
 8° /0° 11 mm 0 cm
Jan. 11 Light rain shower
Light rain shower
 7° /2° 0.8 mm 0 cm
Jan. 12 Light rain shower
Light rain shower
 8° /3° 7.3 mm 0 cm
Jan. 13 Mist
Mist
 1° /-4° 6.4 mm 5.1 cm
Jan. 14 Light freezing rain
Light freezing rain
 0° /-4° 0.1 mm 0 cm
Jan. 15 Freezing fog
Freezing fog
 3° /-4° 0 mm 0 cm
Jan. 16 Ice pellets
Ice pellets
 4° /-6° 1.7 mm 0.6 cm
Jan. 17 Light rain
Light rain
 7° /-1° 2.8 mm 0 cm
Jan. 18 Moderate rain
Moderate rain
 7° /-1° 12.4 mm 0 cm
Jan. 19 Mist
Mist
 6° /-2° 0.2 mm 0 cm
Jan. 20 Sunny
Sunny
 8° /-2° 0 mm 0 cm
Jan. 21 Light rain shower
Light rain shower
 8° /-1° 4 mm 0 cm
Jan. 22 Mist
Mist
 9° /0° 3.1 mm 0 cm
Jan. 23 Light rain shower
Light rain shower
 8° /-1° 2.1 mm 0 cm
Jan. 24 Light rain shower
Light rain shower
 7° /-1° 2.5 mm 0 cm
Jan. 25 Light drizzle
Light drizzle
 7° /0° 0.4 mm 0 cm
Jan. 26 Light rain
Light rain
 8° /0° 4.5 mm 0 cm
Jan. 27 Light rain shower
Light rain shower
 10° /1° 7.3 mm 0 cm
Jan. 28 Light drizzle
Light drizzle
 12° /5° 3.2 mm 0 cm
Jan. 29 Mist
Mist
 12° /5° 0 mm 0 cm
Jan. 30 Patchy rain possible
Patchy rain possible
 12° /6° 0.4 mm 0 cm
Jan. 31 Fog
Fog
 9° /6° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Marion 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 Marion County forecast closer to your planned date for the most up-to-date weather information.
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Marion County in January - FAQ

What are the expected maximum and minimum temperatures in Marion County during January?

Prepare for cooler days with highs just around 7° and colder nights, dipping below 1°.

How much rainfall should be expected in Marion County during January?

Significant rainfall exceeding 182.4 mm is expected in Marion County during January, occurring over more than 22 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Marion County in January 2026?

Marion County experiences an average snowfall of 8.605 cm during January, occurring over 2 days.

What are the typical wind conditions in Marion County during January?

The average wind speed in Marion County during January is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

Marion County snow forecast January 2026

Track daily snowfall levels and discover Marion County’s snowy potential this January ❄️
On average, Marion County sees 2 snowy days during January, with approximately 8.6 cm of total snowfall.

January rainfall patterns in Marion County

Explore the daily rainfall trends and prepare for Marion Countys January weather 💧
Typically, Marion County has 22 rainy days in January with a total of 182.4 mm of rainfall.
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IndianapolisOcalaSalem
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Location coordinates Where is Marion County?

Get accurate weather forecasts for Marion County, located at latitude 44.943 and longitude -123.035. Stay updated with localized weather information tailored for Marion County.

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