What's the record for the coldest day in Dayton?

The low on Tuesday morning could reach negative 15 degrees.

Here are the 10 coldest days recorded in Dayton since 1893:

1. -28 degrees on Feb. 13, 1899
2. -25 degrees on Jan. 19, 1994
3. -25 degrees on Jan. 18, 1994
4. -24 degrees on Jan. 20, 1985
5. -22 degrees on Feb. 10, 1899
6. -21 degrees on Jan. 17, 1977
7. -21 degrees on Feb. 9, 1899
8. -20 degrees on Dec. 22, 1989
9. -20 degrees on Jan. 21, 1984
10. -19 degrees on Jan. 24, 1963

(Source: National Weather Service)