Length of 'Freeze Free' Season Probabilities


LANCASTER FSS, CALIFORNIA (044749)
Temp F Shortest 90% 80% 70% 60% 50% 40% 30% 20% 10% Longest
36.5 172 172 177 182 184 189 195 198 206 210 240
32.5 184 194 196 200 211 217 220 224 233 248 261
28.5 205 228 229 240 245 248 260 274 282 292 325
24.5 240 260 265 276 281 283 290 294 316 *** ***
20.5 252 287 292 302 310 325 347 *** *** *** ***
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