Typical Napa December Weather 1991–2020 |
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---|---|---|
Average daily high | 57.5 °F | |
Average daily low | 37.4 °F | |
Average monthly precipitation | 4.3 inches | |
Daily chance of precipitation | 34.2% |
Napa December Weather Records 1901–2024 |
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Highest temperature | 81 °F | December 26, 1967 |
Lowest temperature | 14 °F | December 22, 1990 |
Highest daily low | 63 °F | December 30, 1995 |
Lowest daily high | 36 °F | December 31, 1918 |
Hottest average high temperature | 67.0 °F | 1958 |
Coldest average high temperature | 44.8 °F | 1918 |
Most daily precipitation | 4.1 inches | December 27, 1931 |
Most monthly precipitation | 16.1 inches | 1955 |
Day | Average (°F) | Record (°F) | ||
---|---|---|---|---|
High | Low | High | Low | |
December 1 | 60.2 | 38.8 | 73 | 20 |
December 2 | 59.9 | 38.7 | 75 | 24 |
December 3 | 59.7 | 38.6 | 75 | 28 |
December 4 | 59.5 | 38.4 | 74 | 22 |
December 5 | 59.3 | 38.2 | 76 | 16 |
December 6 | 59.0 | 38.0 | 74 | 20 |
December 7 | 58.8 | 38.0 | 78 | 22 |
December 8 | 58.6 | 37.9 | 77 | 19 |
December 9 | 58.5 | 37.8 | 72 | 19 |
December 10 | 58.2 | 37.8 | 75 | 18 |
December 11 | 58.0 | 37.7 | 76 | 17 |
December 12 | 57.9 | 37.6 | 75 | 26 |
December 13 | 57.8 | 37.5 | 72 | 24 |
December 14 | 57.6 | 37.4 | 73 | 24 |
December 15 | 57.5 | 37.4 | 71 | 25 |
December 16 | 57.4 | 37.4 | 72 | 26 |
December 17 | 57.3 | 37.4 | 76 | 24 |
December 18 | 57.2 | 37.3 | 68 | 21 |
December 19 | 57.1 | 37.3 | 78 | 21 |
December 20 | 57.0 | 37.2 | 72 | 23 |
December 21 | 57.0 | 37.1 | 71 | 23 |
December 22 | 56.9 | 37.1 | 68 | 14 |
December 23 | 56.8 | 37.0 | 70 | 17 |
December 24 | 56.7 | 37.0 | 73 | 21 |
December 25 | 56.5 | 37.0 | 72 | 24 |
December 26 | 56.5 | 37.0 | 81 | 22 |
December 27 | 56.5 | 37.0 | 75 | 23 |
December 28 | 56.4 | 37.0 | 75 | 24 |
December 29 | 56.4 | 37.0 | 71 | 25 |
December 30 | 56.5 | 37.0 | 71 | 22 |
December 31 | 56.5 | 37.1 | 74 | 24 |