| Place: Temperature |
|---|
| Arlington: -2°C |
| Bellevue: 3°C |
| Bellingham: 0°C |
| Bothell: 3°C |
| Bremerton: 1°C |
| Burlington: 1°C |
| Colville: -1°C |
| Deer Park: -1°C |
| Easton: -1°C |
| Ellensburg: 1°C |
| Ephrata: 2°C |
| Everett: 3°C |
| Fort Lewis: -1°C |
| Friday Harbor: 6°C |
| Hatton: 1°C |
| Hoquiam: 3°C |
| Issaquah: 1°C |
| Kelso: 2°C |
| Kirkland: 3°C |
| La Push: 3°C |
| Monroe: 3°C |
| Moses Lake: 1°C |
| Mount Vernon: 1°C |
| North Bend: 1°C |
| Oak Harbor: 3°C |
| Olympia: 0°C |
| Omak: -2°C |
| Othello: 1°C |
| Pasco: -1°C |
| Port Angeles: 2°C |
| Pullman: 2°C |
| Redmond: 1°C |
| Renton: 1°C |
| Seatac: 2°C |
| Seattle: 3°C |
| Shelton: 3°C |
| Spokane: 2°C |
| Tacoma: 3°C |
| Toledo: 0°C |
| Vancouver: 4°C |
| Walla Walla: 4°C |
| Wenatchee: 0°C |
| Whidbey Island Naval Air Station: 3°C |
| Woodinville: 3°C |
| Yakima: -1°C |