12 tornadoes touched Jefferson County, Colorado between 1950 and 2025 — about 0.2 a year. The strongest was rated F2 (Jun 3, 1981).
Peak month: June.
| Date | Rating | Path | Width | Injured | Killed |
|---|---|---|---|---|---|
| Jun 3, 1981 | F2 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 30, 1982 | F1 | 0.5 mi | 77 yd | 0 | 0 |
| Jul 9, 1982 | F1 | 0.3 mi | 50 yd | 0 | 0 |
| Jun 20, 1987 | F1 | 0.2 mi | 20 yd | 0 | 0 |
| Jun 9, 1987 | F1 | 0.1 mi | 20 yd | 0 | 0 |
| Jun 10, 1965 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jun 30, 1965 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jun 30, 1965 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jul 3, 1967 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jul 11, 1990 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jun 6, 1995 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jul 28, 1996 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Date | Rating | Path | Width | Injured | Killed |
|---|---|---|---|---|---|
| Jul 28, 1996 | F0 | 0.1 mi | 50 yd | 0 | 0 |
| Jun 6, 1995 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jul 11, 1990 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jun 20, 1987 | F1 | 0.2 mi | 20 yd | 0 | 0 |
| Jun 9, 1987 | F1 | 0.1 mi | 20 yd | 0 | 0 |
| Jul 9, 1982 | F1 | 0.3 mi | 50 yd | 0 | 0 |
| Jun 30, 1982 | F1 | 0.5 mi | 77 yd | 0 | 0 |
| Jun 3, 1981 | F2 | 0.1 mi | 50 yd | 0 | 0 |
| Jul 3, 1967 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jun 30, 1965 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jun 30, 1965 | F0 | 0.1 mi | 10 yd | 0 | 0 |
| Jun 10, 1965 | F0 | 0.1 mi | 10 yd | 0 | 0 |
12 tornadoes touched Jefferson County, Colorado between 1950 and 2025 in the NOAA Storm Prediction Center database — about 0.2 per year.
The strongest rating recorded was F2 on Jun 3, 1981, with a 0.1-mile path.
Most of its tornadoes happened in June (8 of 12). Tornadoes can occur in any month, so keep alerts on year-round.
Right now: live tornado warnings map · alerts for your location. Dates link to that day’s full storm reports where available (2004 onward).