Length of 'Freeze Free' Season Probabilities


FALLS CITY #2, te (352805)
Temp F Shortest 90% 80% 70% 60% 50% 40% 30% 20% 10% Longest
36.5 62 92 113 129 133 136 144 146 147 162 193
32.5 125 147 155 161 168 173 177 185 195 204 231
28.5 179 191 198 214 220 231 241 256 277 303 ***
24.5 267 280 292 301 303 310 319 346 *** *** ***
20.5 274 306 314 *** *** *** *** *** *** *** ***
Graphic Output
 Shortest - Least number of consecutive days recorded with minimum temperature 
            above threshold.
            *** means minimum temperature below threshold has not occurred.

xx% - Percent probability that a consecutive number of days will occur with the minimum temperature not below the threshold. *** means non-occurrence of the threshold
Longest - Greatest number of consecutive days recorded with minimum temperature above threshold. *** means that at least one year occurred when minimum temperature below threshold was not recorded. Note: All periods include August 1.

Western Regional Climate Center, wrcc@dri.edu