Length of 'Freeze Free' Season Probabilities


ASHWOOD 2 NE, e: (350312)
Temp F Shortest 90% 80% 70% 60% 50% 40% 30% 20% 10% Longest
36.5 61 83 999 106 115 119 125 132 139 150 181
32.5 95 128 999 143 151 156 159 168 176 183 214
28.5 131 161 999 191 197 201 205 211 223 239 291
24.5 173 218 999 241 254 261 270 277 290 318 ***
20.5 201 261 999 302 311 317 336 *** *** *** ***
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