|
Typical Portland January Weather 1991–2020 |
||
|---|---|---|
| Average daily high | 32.0 °F | |
| Average daily low | 14.8 °F | |
| Average monthly precipitation | 3.5 inches | |
| Average monthly snow | 18.5 inches | |
| Daily chance of precipitation | 36.2% | |
| Daily chance of snow | 24.6% | |
|
Portland January Weather Records 1871–2024 |
||
|---|---|---|
| Highest temperature | 67 °F | January 6, 2007 |
| Lowest temperature | -26 °F | January 19, 1971 |
| Highest daily low | 48 °F | January 6, 2007 |
| Lowest daily high | -3 °F | January 15, 1957 |
| Hottest average high temperature | 39.7 °F | 1913 |
| Coldest average high temperature | 22.1 °F | 1918 |
| Most daily precipitation | 3.6 inches | January 10, 1977 |
| Most monthly precipitation | 12.3 inches | 1935 |
| Most daily snow | 22.2 inches | January 27, 2015 |
| Most monthly snow | 62.4 inches | 1979 |
| Day | Average (°F) | Record (°F) | ||
|---|---|---|---|---|
| High | Low | High | Low | |
| January 1 | 34.6 | 17.7 | 58 | -17 |
| January 2 | 34.3 | 17.5 | 62 | -17 |
| January 3 | 34.2 | 17.3 | 59 | -16 |
| January 4 | 34.0 | 17.1 | 64 | -18 |
| January 5 | 33.8 | 16.9 | 60 | -13 |
| January 6 | 33.5 | 16.7 | 67 | -13 |
| January 7 | 33.2 | 16.3 | 58 | -12 |
| January 8 | 32.9 | 15.9 | 61 | -16 |
| January 9 | 32.6 | 15.6 | 55 | -19 |
| January 10 | 32.6 | 15.5 | 54 | -19 |
| January 11 | 32.5 | 15.3 | 63 | -20 |
| January 12 | 32.2 | 15.1 | 53 | -18 |
| January 13 | 32.1 | 14.8 | 60 | -15 |
| January 14 | 32.1 | 14.8 | 64 | -16 |
| January 15 | 32.1 | 14.8 | 58 | -18 |
| January 16 | 32.0 | 14.8 | 54 | -18 |
| January 17 | 32.0 | 14.7 | 55 | -22 |
| January 18 | 31.9 | 14.6 | 58 | -22 |
| January 19 | 31.9 | 14.5 | 56 | -26 |
| January 20 | 31.9 | 14.5 | 55 | -21 |
| January 21 | 32.0 | 14.4 | 65 | -12 |
| January 22 | 32.1 | 14.5 | 54 | -19 |
| January 23 | 32.1 | 14.4 | 53 | -15 |
| January 24 | 32.1 | 14.3 | 52 | -21 |
| January 25 | 32.0 | 14.3 | 51 | -14 |
| January 26 | 32.0 | 14.2 | 64 | -18 |
| January 27 | 32.0 | 14.0 | 57 | -18 |
| January 28 | 31.8 | 14.0 | 60 | -12 |
| January 29 | 31.8 | 13.9 | 50 | -12 |
| January 30 | 31.8 | 13.9 | 53 | -14 |
| January 31 | 32.0 | 13.9 | 54 | -17 |