Pendleton (OR)
December
Weather in Pendleton, Oregon for December 2026
Your guide to Pendleton weather in December - trends and predictions
Snowfall in Pendleton during December is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Pendleton at the beginning of December is 4.4 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of 6.4 °C by the end of December.
Pendleton in December brings notable rainfall, with an average of 20 rainy days and a total precipitation of 137.4 mm.
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Snow Forecast ❄️
Temperatures
Rain 🌧️
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10
Dry days
20
Rainy days
1
Snow days
7°/2°
Temperatures
19 km/h
Avg max wind
81 %
Avg humidity
Pendleton Weather December
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Temperatures trend during December in Pendleton
See the weather trend as well as the moving average line
December weather in Pendleton day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 |  Cloudy | 2° /-3° | 0 mm | 0 cm | |
| Dec. 2 | Cloudy | 2° /0° | 1.7 mm | 0 cm | |
| Dec. 3 |  Overcast | 3° /0° | 0 mm | 0 cm | |
| Dec. 4 | Overcast | 4° /0° | 15.2 mm | 0 cm | |
| Dec. 5 | Overcast | 7° /1° | 3.3 mm | 0 cm | |
| Dec. 6 | Overcast | 5° /2° | 0 mm | 0 cm | |
| Dec. 7 |  Moderate or heavy rain shower | 8° /2° | 9.1 mm | 0 cm | |
| Dec. 8 |  Patchy rain possible | 10° /5° | 0.4 mm | 0 cm | |
| Dec. 9 |  Partly cloudy | 9° /3° | 13.4 mm | 0 cm | |
| Dec. 10 | Overcast | 8° /5° | 0 mm | 0 cm | |
| Dec. 11 | Cloudy | 10° /4° | 0 mm | 0 cm | |
| Dec. 12 |  Light freezing rain | 7° /2° | 1.5 mm | 0 cm | |
| Dec. 13 | Moderate rain at times | 11° /1° | 2.3 mm | 0 cm | |
| Dec. 14 | Moderate or heavy rain shower | 11° /3° | 5.1 mm | 0 cm | |
| Dec. 15 | Patchy rain possible | 11° /4° | 0.1 mm | 0 cm | |
| Dec. 16 | Moderate or heavy rain shower | 8° /4° | 5.2 mm | 0 cm | |
| Dec. 17 | Moderate or heavy rain shower | 11° /2° | 9.8 mm | 0 cm | |
| Dec. 18 | Overcast | 12° /3° | 10.6 mm | 0 cm | |
| Dec. 19 | Cloudy | 9° /1° | 4.8 mm | 2 cm | |
| Dec. 20 | Overcast | 7° /1° | 0 mm | 0 cm | |
| Dec. 21 |  Heavy rain at times | 7° /1° | 4.1 mm | 0 cm | |
| Dec. 22 | Heavy rain at times | 9° /2° | 3.3 mm | 0 cm | |
| Dec. 23 | Overcast | 9° /3° | 2.2 mm | 0 cm | |
| Dec. 24 | Moderate or heavy rain shower | 11° /2° | 9.5 mm | 0 cm | |
| Dec. 25 | Heavy rain at times | 9° /1° | 4.7 mm | 0 cm | |
| Dec. 26 | Moderate or heavy rain shower | 9° /3° | 17.8 mm | 0 cm | |
| Dec. 27 | Moderate or heavy rain shower | 5° /1° | 7.3 mm | 0 cm | |
| Dec. 28 | Overcast | 5° /1° | 2.5 mm | 0 cm | |
| Dec. 29 | Patchy rain possible | 7° /2° | 3.4 mm | 0 cm | |
| Dec. 30 | Patchy rain possible | 6° /0° | 0.1 mm | 0 cm | |
| Dec. 31 | Partly cloudy | 4° /-1° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for Pendleton 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 Pendleton forecast closer to your planned date for the most up-to-date weather information.
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Pendleton in December - FAQ
What are the expected maximum and minimum temperatures in Pendleton during December?
Prepare for cooler days with highs just around 7° and colder nights, dipping below 2°.
How much rainfall should be expected in Pendleton during December?
Significant rainfall exceeding 137.4 mm is expected in Pendleton during December, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Pendleton in December 2026?
Pendleton typically sees 2.025 cm of snowfall during December.
What are the typical wind conditions in Pendleton during December?
The average wind speed in Pendleton during December is 19 km/h, suggesting breezy to windy conditions, depending on your activities.
Pendleton snow forecast December 2026
Track daily snowfall levels and discover Pendleton’s snowy potential this December ❄️
On average, Pendleton sees 1 snowy days during December, with approximately 2 cm of total snowfall.
December rainfall patterns in Pendleton
Explore the daily rainfall trends and prepare for Pendletons December weather 💧
Typically, Pendleton has 20 rainy days in December with a total of 137.4 mm of rainfall.
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Where is Pendleton?Get accurate weather forecasts for Pendleton, located at latitude 45.672 and longitude -118.789. Stay updated with localized weather information tailored for Pendleton.
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