Length of 'Freeze Free' Season Probabilities


SAINT MARIES, IDAHO (108062)
Temp F Shortest 90% 80% 70% 60% 50% 40% 30% 20% 10% Longest
36.5 39 60 71 79 90 97 106 108 119 128 138
32.5 79 112 116 119 121 128 133 134 143 153 174
28.5 130 137 144 152 159 167 172 176 182 195 237
24.5 153 175 188 197 201 209 218 234 240 262 291
20.5 177 215 224 235 241 250 261 273 277 289 ***
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