Lowest September Temperatures in Lewiston
A list of the lowest temperatures ever recorded in the month of
September in
Lewiston, Idaho from 1894–2024.
What's the coldest it has ever gotten in Lewiston in September?
The coldest September temperature in Lewiston, Idaho history was 28 °F which occurred on September 17, 1965.
| Rank |
Temperature |
Date |
| 1 |
28 °F |
September 17, 1965 |
| 2 |
29 °F |
September 21, 1895 |
| 3 |
30 °F |
September 30, 1954 |
| 3 |
30 °F |
September 26, 1934 |
| 3 |
30 °F |
September 25, 1934 |
| 3 |
30 °F |
September 19, 1895 |
| 7 |
31 °F |
September 23, 2000 |
| 7 |
31 °F |
September 29, 1985 |
| 7 |
31 °F |
September 29, 1950 |
| 10 |
32 °F |
September 14, 1970 |
| 10 |
32 °F |
September 19, 1957 |
| 10 |
32 °F |
September 29, 1934 |
| 13 |
33 °F |
September 28, 1985 |
| 13 |
33 °F |
September 29, 1983 |
| 13 |
33 °F |
September 13, 1970 |
| 13 |
33 °F |
September 28, 1946 |
| 13 |
33 °F |
September 10, 1895 |
| 18 |
34 °F |
September 30, 1985 |
| 18 |
34 °F |
September 20, 1983 |
| 18 |
34 °F |
September 24, 1958 |
| 18 |
34 °F |
September 25, 1955 |
| 18 |
34 °F |
September 24, 1955 |
| 18 |
34 °F |
September 22, 1955 |
| 18 |
34 °F |
September 24, 1948 |
| 18 |
34 °F |
September 28, 1945 |