Length of 'Freeze Free' Season Probabilities


FORT YUKON, ALASKA (503175)
Temp F Shortest 90% 80% 70% 60% 50% 40% 30% 20% 10% Longest
36.5 5 22 38 61 70 75 78 82 85 88 107
32.5 45 65 76 81 88 97 98 102 108 113 125
28.5 69 86 91 99 108 112 114 114 120 125 132
24.5 98 103 108 117 119 124 127 128 131 141 148
20.5 115 119 128 131 133 134 136 147 151 153 161
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