Length of 'Freeze Free' Season Probabilities


GRANTSVILLE, UTAH (423348)
Temp F Shortest 90% 80% 70% 60% 50% 40% 30% 20% 10% Longest
36.5 100 107 999 122 124 126 126 129 137 143 155
32.5 135 135 999 141 153 158 159 168 172 176 185
28.5 163 171 999 177 180 181 189 192 201 210 222
24.5 182 186 999 209 213 220 227 235 239 247 247
20.5 182 203 999 214 235 243 253 264 266 275 290
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