county: ST. FRANCOIS | location: FARMINGTON | lat: 37.792 | long: -90.410 | elev: 928 ft.
Temp Probability of observing a temperature as cold, or colder, later in the spring or earlier in the fall than the indicated date.
10% 30% 50% 70% 90%
(°F) spring fall season
length*
spring fall season
length*
spring fall season
length*
spring fall season
length*
spring fall season
length*
36 5/10 9/22 184 5/2 10/1 171 4/26 10/6 162 4/20 10/13 153 4/10 10/22 140
32 4/29 9/30 208 4/20 10/10 194 4/14 10/17 185 4/7 10/24 175 3/29 11/2 162
28 4/19 10/10 230 4/9 10/22 217 4/2 10/30 208 3/27 11/4 198 3/17 11/14 184
24 4/9 10/23 255 3/31 11/2 241 3/22 11/9 230 3/16 11/17 220 3/6 11/29 205

*Season length: number of days between last spring and first fall temperature thresholds, i.e. 36, 32, 28 and 24°F.