county: ST. FRANCOIS | location: FARMINGTON | lat: 37.792 | long: -90.410 | elev: 928 ft.
Temp Freeze Dates (month/day)
Probability of later date in spring (through Jul 31) or earlier date in fall (beginning Aug 1) than indicated.*
10% 30% 50% 70% 90%
(°F) spring fall spring fall spring fall spring fall spring fall
36 5/10 9/22 5/2 10/1 4/26 10/6 4/20 10/13 4/10 10/22
32 4/29 9/30 4/20 10/10 4/14 10/17 4/7 10/24 3/29 11/2
28 4/19 10/10 4/9 10/22 4/2 10/30 3/27 11/4 3/17 11/14
24 4/9 10/23 3/31 11/2 3/22 11/9 3/16 11/17 3/6 11/29

* Probability of observing a temperature as cold or colder than the indicated threshold.

Temp (°F) Freeze Free Period
Probability of longer than indicated freeze free period (Days).
10% 30% 50% 70% 90%
36 184 171 162 153 140
32 208 194 185 175 162
28 230 217 208 198 184
24 255 241 230 220 205