Lowest October Temperatures in Boise
A list of the lowest temperatures ever recorded in the month of
October in
Boise, Idaho from 1911–2024.
What's the coldest it has ever gotten in Boise in October?
The coldest October temperature in Boise, Idaho history was 11 °F which occurred on October 29, 1971.
| Rank |
Temperature |
Date |
| 1 |
11 °F |
October 29, 1971 |
| 2 |
13 °F |
October 31, 2002 |
| 3 |
16 °F |
October 30, 2019 |
| 3 |
16 °F |
October 30, 1991 |
| 3 |
16 °F |
October 25, 1919 |
| 6 |
17 °F |
October 26, 2020 |
| 6 |
17 °F |
October 30, 1972 |
| 6 |
17 °F |
October 30, 1929 |
| 6 |
17 °F |
October 27, 1919 |
| 10 |
18 °F |
October 29, 2019 |
| 10 |
18 °F |
October 31, 2006 |
| 10 |
18 °F |
October 9, 1985 |
| 10 |
18 °F |
October 30, 1978 |
| 10 |
18 °F |
October 30, 1919 |
| 10 |
18 °F |
October 24, 1919 |
| 10 |
18 °F |
October 30, 1917 |
| 10 |
18 °F |
October 23, 1916 |
| 18 |
19 °F |
October 23, 1935 |
| 18 |
19 °F |
October 30, 1922 |
| 20 |
20 °F |
October 20, 1990 |
| 20 |
20 °F |
October 29, 1989 |
| 20 |
20 °F |
October 13, 1985 |
| 20 |
20 °F |
October 22, 1980 |
| 20 |
20 °F |
October 31, 1972 |
| 20 |
20 °F |
October 23, 1945 |
| 20 |
20 °F |
October 30, 1935 |
| 20 |
20 °F |
October 21, 1933 |
| 20 |
20 °F |
October 28, 1930 |
| 20 |
20 °F |
October 30, 1926 |
| 20 |
20 °F |
October 28, 1919 |
| 20 |
20 °F |
October 29, 1917 |
| 20 |
20 °F |
October 21, 1912 |