Lowest May Temperatures in Boise
A list of the lowest temperatures ever recorded in the month of
May in
Boise, Idaho from 1911–2024.
What's the coldest it has ever gotten in Boise in May?
The coldest May temperature in Boise, Idaho history was 22 °F which has occurred 3 times, most recently on May 5, 1982.
| Rank |
Temperature |
Date |
| 1 |
22 °F |
May 5, 1982 |
| 1 |
22 °F |
May 12, 1916 |
| 1 |
22 °F |
May 11, 1916 |
| 4 |
23 °F |
May 2, 1988 |
| 5 |
24 °F |
May 12, 1985 |
| 5 |
24 °F |
May 9, 1922 |
| 5 |
24 °F |
May 10, 1916 |
| 8 |
26 °F |
May 4, 1982 |
| 8 |
26 °F |
May 7, 1981 |
| 8 |
26 °F |
May 13, 1974 |
| 8 |
26 °F |
May 4, 1919 |
| 12 |
27 °F |
May 10, 1999 |
| 12 |
27 °F |
May 6, 1968 |
| 12 |
27 °F |
May 6, 1965 |
| 12 |
27 °F |
May 6, 1964 |
| 12 |
27 °F |
May 2, 1954 |
| 12 |
27 °F |
May 1, 1954 |
| 12 |
27 °F |
May 2, 1948 |
| 12 |
27 °F |
May 12, 1943 |
| 12 |
27 °F |
May 11, 1943 |
| 12 |
27 °F |
May 25, 1918 |
| 12 |
27 °F |
May 21, 1918 |
| 12 |
27 °F |
May 2, 1917 |