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Weather in Oregon for December 2026

Your guide to Oregon weather in December - trends and predictions

    Snow Forecast ❄️

  • Snowfall in Oregon during December is quite rare, with fewer than 2 snowy days on average.

    • Temperatures

  • In general, the average temperature in Oregon at the beginning of December is 9.3 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 8 °F by the end of December.

    • Rain 🌧️

  • Oregon in December brings notable rainfall, with an average of 17 rainy days and a total precipitation of 439.2 mm.

    • More

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

Average dry days
14
Dry days
Average rainy days
17
Rainy days
Average snowy days
1
Snow days
Average temperatures
8°/5°
Temperatures
Average wind speed
13 km/h
Avg max wind
Average humidity
88 %
Avg humidity

Oregon Weather December

Move between months or click on a day
November
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Moderate rain
8°
2
Light rain shower
9°
3
Heavy rain
9°
4
Light rain
10°
5
Heavy rain
10°
6
Overcast
10°
7
Light rain shower
9°
8
Fog
9°
9
Moderate rain
8°
10
Moderate rain
10°
11
Light drizzle
10°
12
Mist
9°
13
Partly cloudy
9°
14
Patchy rain possible
8°
15
Overcast
10°
16
Moderate or heavy rain shower
9°
17
Sunny
11°
18
Light drizzle
10°
19
Light drizzle
9°
20
Mist
9°
21
Mist
9°
22
Light freezing rain
6°
23
Light freezing rain
6°
24
Overcast
8°
25
Heavy rain at times
7°
26
Moderate or heavy rain shower
9°
27
Moderate or heavy rain shower
7°
28
Patchy rain possible
8°
29
Heavy rain at times
8°
30
Heavy rain at times
9°
31
Fog
8°

What’s the Weather Like in Oregon This December?

Discover the average temperatures and weather trends across Oregon’s cities this December.
CloudyPortland8 °F / 5 °FCloudyEugene10 °F / 4 °FPatchy rain possibleAstoria9 °F / 7 °FCloudySalem9 °F / 4 °FCloudyBend6 °F / 0 °FCloudyMedford11 °F / 4 °FPatchy rain possibleCoos Bay11 °F / 7 °FCloudyGrants Pass10 °F / 4 °FCloudyBaker City3 °F / -3 °FPatchy rain possibleNewport10 °F / 7 °FCloudyPendleton7 °F / 2 °FPatchy rain possibleCannon Beach10 °F / 7 °FMore Locations

Temperatures trend during December in Oregon

See the weather trend as well as the moving average line

December weather in Oregon day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
Dec. 1 Moderate rain
Moderate rain
 8° /1° 2 mm 0 cm
Dec. 2 Light rain shower
Light rain shower
 9° /4° 14.7 mm 0 cm
Dec. 3 Heavy rain
Heavy rain
 9° /3° 21.3 mm 0 cm
Dec. 4 Light rain
Light rain
 10° /5° 1.7 mm 0 cm
Dec. 5 Heavy rain
Heavy rain
 10° /5° 25 mm 0 cm
Dec. 6 Overcast
Overcast
 10° /5° 16.5 mm 0 cm
Dec. 7 Light rain shower
Light rain shower
 9° /6° 25.4 mm 0 cm
Dec. 8 Fog
Fog
 9° /6° 21.4 mm 0 cm
Dec. 9 Moderate rain
Moderate rain
 8° /4° 49.9 mm 0 cm
Dec. 10 Moderate rain
Moderate rain
 10° /5° 11.9 mm 0 cm
Dec. 11 Light drizzle
Light drizzle
 10° /6° 0.6 mm 0 cm
Dec. 12 Mist
Mist
 9° /5° 2.6 mm 0 cm
Dec. 13 Partly cloudy
Partly cloudy
 9° /6° 5.6 mm 0 cm
Dec. 14 Patchy rain possible
Patchy rain possible
 8° /5° 8.8 mm 0 cm
Dec. 15 Overcast
Overcast
 10° /6° 2.1 mm 0 cm
Dec. 16 Moderate or heavy rain shower
Moderate or heavy rain shower
 9° /5° 20.1 mm 0 cm
Dec. 17 Sunny
Sunny
 11° /5° 25.4 mm 0 cm
Dec. 18 Light drizzle
Light drizzle
 10° /5° 31.5 mm 0 cm
Dec. 19 Light drizzle
Light drizzle
 9° /5° 25.3 mm 0 cm
Dec. 20 Mist
Mist
 9° /5° 4 mm 0 cm
Dec. 21 Mist
Mist
 9° /5° 19.4 mm 0 cm
Dec. 22 Light freezing rain
Light freezing rain
 6° /1° 5.9 mm 0.6 cm
Dec. 23 Light freezing rain
Light freezing rain
 6° /1° 11.3 mm 0.7 cm
Dec. 24 Overcast
Overcast
 8° /3° 5.9 mm 0 cm
Dec. 25 Heavy rain at times
Heavy rain at times
 7° /3° 11.3 mm 0 cm
Dec. 26 Moderate or heavy rain shower
Moderate or heavy rain shower
 9° /4° 23.3 mm 0 cm
Dec. 27 Moderate or heavy rain shower
Moderate or heavy rain shower
 7° /4° 18.5 mm 0 cm
Dec. 28 Patchy rain possible
Patchy rain possible
 8° /4° 2.9 mm 0 cm
Dec. 29 Heavy rain at times
Heavy rain at times
 8° /4° 20.2 mm 0 cm
Dec. 30 Heavy rain at times
Heavy rain at times
 9° /4° 3.7 mm 0 cm
Dec. 31 Fog
Fog
 8° /2° 1 mm 0 cm
Next
Important Notice
Our weather forecast for Oregon in December 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 Oregon forecast closer to your planned date for the most up-to-date weather information.
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Oregon in December - FAQ

What are the expected maximum and minimum temperatures in Oregon during December?
During December, expect a variety of temperatures with highs around 8° and lows near 5°, suitable for diverse activities and preferences.

How much rainfall should be expected in Oregon during December?
Significant rainfall exceeding 439.2 mm is expected in Oregon during December, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.

Will it snow in Oregon in December 2026?
Oregon typically sees 1.3 cm of snowfall during December.

What are the typical wind conditions in Oregon during December?
The average wind speed in Oregon during December is 13 km/h, suggesting breezy to windy conditions, depending on your activities.

Oregon snow forecast December 2026

Track daily snowfall levels and discover Oregon’s snowy potential this December ❄️
On average, Oregon sees 1 snowy days during December, with approximately 1.3 cm of total snowfall.

December rainfall patterns in Oregon

Explore the daily rainfall trends and prepare for Oregons December weather 💧
Typically, Oregon has 17 rainy days in December with a total of 439.2 mm of rainfall.
Counties in Oregon
Select a county for an accurate weather forecast
Baker CountyClatsop CountyCoos CountyCurry CountyDeschutes CountyDouglas CountyHood River CountyJackson CountyJosephine CountyLane CountyLincoln CountyMarion CountyMultnomah CountyUmatilla County
Top locations in Oregon
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AstoriaBaker CityBendCoos BayEugeneGrants PassMedfordNewportPortlandSalem
More Locations

Quick links

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Location coordinates Where is Oregon?

Get accurate weather forecasts for Oregon, located at latitude 45.523 and longitude -122.676. Stay updated with localized weather information tailored for Oregon.

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