county: NODAWAY | location: MARYVILLE 2 E | lat: 40.346 | long: -94.834 | elev: 985 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 9/19 5/3 9/27 4/29 10/1 4/24 10/7 4/17 10/16
32 5/1 9/27 4/25 10/5 4/19 10/12 4/14 10/19 4/5 10/27
28 4/23 10/7 4/15 10/17 4/9 10/24 4/4 10/31 3/26 11/8
24 4/14 10/18 4/6 10/30 4/1 11/4 3/25 11/10 3/15 11/21

* 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%
36 174 163 155 148 137
32 196 184 176 167 155
28 218 206 197 189 177
24 240 227 217 209 196