Lowest January Temperatures in Boise
A list of the lowest temperatures ever recorded in the month of
January in
Boise, Idaho from 1911–2024.
What's the coldest it has ever gotten in Boise in January?
The coldest January temperature in Boise, Idaho history was -26 °F which has occurred twice, most recently on January 23, 1930.
| Rank |
Temperature |
Date |
| 1 |
-26 °F |
January 23, 1930 |
| 1 |
-26 °F |
January 22, 1930 |
| 3 |
-24 °F |
January 21, 1930 |
| 4 |
-23 °F |
January 21, 1937 |
| 5 |
-21 °F |
January 20, 1937 |
| 5 |
-21 °F |
January 8, 1937 |
| 7 |
-18 °F |
January 7, 1937 |
| 7 |
-18 °F |
January 19, 1922 |
| 9 |
-17 °F |
January 31, 1950 |
| 10 |
-15 °F |
January 9, 1937 |
| 10 |
-15 °F |
January 8, 1912 |
| 12 |
-14 °F |
January 8, 1977 |
| 12 |
-14 °F |
January 17, 1930 |
| 14 |
-13 °F |
January 18, 1984 |
| 14 |
-13 °F |
January 30, 1979 |
| 14 |
-13 °F |
January 9, 1977 |
| 14 |
-13 °F |
January 1, 1942 |
| 18 |
-12 °F |
January 5, 1991 |
| 18 |
-12 °F |
January 31, 1979 |
| 18 |
-12 °F |
January 23, 1962 |
| 18 |
-12 °F |
January 21, 1962 |