Lowest July Temperatures in Napa
A list of the lowest temperatures ever recorded in the month of
July in
Napa, California from 1901–2024.
What's the coldest it has ever gotten in Napa in July?
The coldest July temperature in Napa, California history was 38 °F which occurred on July 13, 1929.
| Rank |
Temperature |
Date |
| 1 |
38 °F |
July 13, 1929 |
| 2 |
39 °F |
July 3, 1901 |
| 3 |
40 °F |
July 18, 1927 |
| 3 |
40 °F |
July 8, 1921 |
| 5 |
41 °F |
July 29, 1932 |
| 5 |
41 °F |
July 23, 1932 |
| 5 |
41 °F |
July 31, 1924 |
| 5 |
41 °F |
July 28, 1918 |
| 9 |
42 °F |
July 7, 1935 |
| 9 |
42 °F |
July 17, 1920 |
| 11 |
43 °F |
July 1, 2007 |
| 11 |
43 °F |
July 1, 1975 |
| 11 |
43 °F |
July 30, 1961 |
| 11 |
43 °F |
July 7, 1948 |
| 11 |
43 °F |
July 11, 1930 |
| 11 |
43 °F |
July 31, 1921 |
| 11 |
43 °F |
July 9, 1921 |
| 11 |
43 °F |
July 16, 1920 |
| 11 |
43 °F |
July 11, 1920 |
| 11 |
43 °F |
July 29, 1918 |
| 11 |
43 °F |
July 10, 1918 |
| 11 |
43 °F |
July 8, 1901 |