|
Typical Napa January Weather 1991–2020 |
||
|---|---|---|
| Average daily high | 57.3 °F | |
| Average daily low | 38.1 °F | |
| Average monthly precipitation | 4.4 inches | |
| Daily chance of precipitation | 35.5% | |
|
Napa January Weather Records 1901–2024 |
||
|---|---|---|
| Highest temperature | 85 °F | January 8, 1962 |
| Lowest temperature | 18 °F | January 15, 2007 |
| Highest daily low | 62 °F | January 1, 1996 |
| Lowest daily high | 36 °F | January 14, 1926 |
| Hottest average high temperature | 69.8 °F | 1924 |
| Coldest average high temperature | 46.3 °F | 1937 |
| Most daily precipitation | 5.7 inches | January 4, 1982 |
| Most monthly precipitation | 15.1 inches | 1916 |
| Day | Average (°F) | Record (°F) | ||
|---|---|---|---|---|
| High | Low | High | Low | |
| January 1 | 56.4 | 37.1 | 80 | 23 |
| January 2 | 56.4 | 37.1 | 72 | 22 |
| January 3 | 56.5 | 37.2 | 69 | 22 |
| January 4 | 56.5 | 37.4 | 78 | 22 |
| January 5 | 56.6 | 37.4 | 75 | 20 |
| January 6 | 56.6 | 37.5 | 80 | 24 |
| January 7 | 56.6 | 37.6 | 79 | 24 |
| January 8 | 56.7 | 37.7 | 85 | 25 |
| January 9 | 56.7 | 37.8 | 79 | 19 |
| January 10 | 56.8 | 37.9 | 75 | 26 |
| January 11 | 56.8 | 38.0 | 76 | 24 |
| January 12 | 56.9 | 38.0 | 80 | 23 |
| January 13 | 57.0 | 38.1 | 81 | 20 |
| January 14 | 57.0 | 38.0 | 72 | 23 |
| January 15 | 57.1 | 38.1 | 70 | 18 |
| January 16 | 57.2 | 38.1 | 76 | 20 |
| January 17 | 57.3 | 38.2 | 73 | 19 |
| January 18 | 57.5 | 38.2 | 80 | 24 |
| January 19 | 57.6 | 38.3 | 79 | 24 |
| January 20 | 57.8 | 38.3 | 73 | 22 |
| January 21 | 58.0 | 38.4 | 71 | 23 |
| January 22 | 58.2 | 38.4 | 80 | 22 |
| January 23 | 58.4 | 38.4 | 73 | 25 |
| January 24 | 58.6 | 38.5 | 72 | 26 |
| January 25 | 58.7 | 38.6 | 74 | 25 |
| January 26 | 58.9 | 38.6 | 75 | 24 |
| January 27 | 59.1 | 38.6 | 75 | 26 |
| January 28 | 59.2 | 38.7 | 71 | 25 |
| January 29 | 59.4 | 38.7 | 73 | 26 |
| January 30 | 59.6 | 38.8 | 74 | 23 |
| January 31 | 59.8 | 38.8 | 75 | 23 |