Highest August Temperatures in Lewiston
A list of the highest temperatures ever recorded in the month of
August in
Lewiston, Idaho from 1894–2024.
What's the hottest it has ever gotten in Lewiston in August?
The hottest August temperature in Lewiston, Idaho history was 115 °F which occurred on August 4, 1961.
| Rank |
Temperature |
Date |
| 1 |
115 °F |
August 4, 1961 |
| 2 |
111 °F |
August 9, 2018 |
| 2 |
111 °F |
August 19, 1940 |
| 2 |
111 °F |
August 20, 1897 |
| 5 |
110 °F |
August 21, 1897 |
| 6 |
109 °F |
August 15, 2023 |
| 6 |
109 °F |
August 10, 1935 |
| 6 |
109 °F |
August 19, 1897 |
| 9 |
108 °F |
August 16, 2023 |
| 9 |
108 °F |
August 16, 2020 |
| 9 |
108 °F |
August 10, 2018 |
| 9 |
108 °F |
August 17, 2008 |
| 9 |
108 °F |
August 5, 1998 |
| 9 |
108 °F |
August 2, 1961 |
| 9 |
108 °F |
August 20, 1946 |
| 9 |
108 °F |
August 20, 1942 |
| 9 |
108 °F |
August 10, 1942 |
| 9 |
108 °F |
August 8, 1942 |
| 9 |
108 °F |
August 20, 1940 |
| 9 |
108 °F |
August 22, 1897 |