The tables below give monthly averages for snowfall during December at cities and other locations in Oregon. The numbers are for the total amount of new snow and how many days it snows at least 0.1 inches (0.25 centimetres) this month.
The snowfall totals are averages based on weather data collected from 1991 to 2020 for the US National Centers for Environmental Information.
You can jump to a separate table for each region of the state: Oregon Coast, Willamette Valley, Cascade Mountains, Central Oregon and Eastern Oregon.
Oregon Coast
Average total snowfall in December
| Days |
Place |
Inches |
Centimetres |
| 0.0 |
Gold Beach |
0.0 |
0.0 |
| 0.1 |
Newport |
0.1 |
0.3 |
| 0.1 |
North Bend |
0.2 |
0.5 |
| 0.0 |
Port Orford |
0.0 |
0.0 |
| 0.0 |
Seaside |
0.0 |
0.0 |
| 0.0 |
Tillamook |
0.0 |
0.0 |
Willamette Valley
December snowfall averages
| Days |
Place |
Inches |
Centimetres |
| 0.4 |
Corvallis |
0.7 |
1.8 |
| 0.8 |
Portland |
1.4 |
3.6 |
Cascade Mountains
Average snow for December
| Days |
Place |
Inches |
Centimetres |
| 16.1 |
Crater Lake Park |
90.6 |
230.1 |
| 0.9 |
Detroit Lake Dam |
1.3 |
3.3 |
| 12.1 |
Government Camp |
51.6 |
131.1 |
| 0.2 |
Grants Pass |
0.1 |
0.3 |
| 9.1 |
Howard Prairie Lake Dam |
26.3 |
66.8 |
| 5.7 |
Lakeview |
10.3 |
26.2 |
| 1.0 |
Medford |
0.9 |
2.3 |
| 0.0 |
Roseburg |
0.0 |
0.0 |
| 0.7 |
Three Lynx |
0.8 |
2.0 |
| 2.4 |
Toketee Falls |
4.6 |
11.7 |
| 8.8 |
Wickiup Reservoir Dam |
20.7 |
52.6 |
Central Oregon
Average total snowfall in December
| Days |
Place |
Inches |
Centimetres |
| 3.6 |
Bend |
5.3 |
13.5 |
| 3.6 |
Hood River |
5.5 |
14.0 |
| 2.6 |
Madras |
4.2 |
10.7 |
| 1.2 |
The Dalles |
2.0 |
5.1 |
Eastern Oregon
Average total snowfall in December
| Days |
Place |
Inches |
Centimetres |
| 2.4 |
Heppner |
4.3 |
10.9 |
| 3.5 |
La Grande |
3.0 |
7.6 |
| 1.6 |
Lake Owyhee Dam |
3.1 |
7.9 |
| 4.2 |
Pendleton |
6.5 |
16.5 |
| 1.7 |
Summer Lake |
2.5 |
6.4 |