Lowest July Temperatures in Boise
A list of the lowest temperatures ever recorded in the month of
July in
Boise, Idaho from 1911–2024.
What's the coldest it has ever gotten in Boise in July?
The coldest July temperature in Boise, Idaho history was 35 °F which occurred on July 5, 1986.
| Rank |
Temperature |
Date |
| 1 |
35 °F |
July 5, 1986 |
| 2 |
37 °F |
July 14, 1913 |
| 2 |
37 °F |
July 3, 1912 |
| 4 |
38 °F |
July 1, 1935 |
| 4 |
38 °F |
July 1, 1931 |
| 4 |
38 °F |
July 3, 1921 |
| 4 |
38 °F |
July 21, 1914 |
| 8 |
39 °F |
July 2, 1928 |
| 9 |
40 °F |
July 3, 1990 |
| 9 |
40 °F |
July 3, 1983 |
| 9 |
40 °F |
July 8, 1981 |
| 9 |
40 °F |
July 9, 1935 |
| 9 |
40 °F |
July 5, 1927 |
| 9 |
40 °F |
July 4, 1918 |
| 9 |
40 °F |
July 30, 1916 |
| 9 |
40 °F |
July 19, 1916 |
| 9 |
40 °F |
July 18, 1916 |
| 9 |
40 °F |
July 18, 1915 |
| 9 |
40 °F |
July 9, 1911 |
| 20 |
41 °F |
July 6, 1986 |
| 20 |
41 °F |
July 7, 1955 |
| 20 |
41 °F |
July 2, 1955 |
| 20 |
41 °F |
July 2, 1921 |
| 20 |
41 °F |
July 27, 1918 |
| 20 |
41 °F |
July 17, 1915 |
| 20 |
41 °F |
July 15, 1915 |