Length of 'Freeze Free' Season Probabilities
COLVILLE AIRPORT, WASHINGTON (451650)
Temp F |
Shortest |
90% |
80% |
70% |
60% |
50% |
40% |
30% |
20% |
10% |
Longest |
36.5
| 55
| 69
| 74
| 82
| 92
| 102
| 109
| 112
| 118
| 128
| 146
|
32.5
| 86
| 109
| 115
| 117
| 120
| 133
| 134
| 139
| 142
| 148
| 159
|
28.5
| 121
| 133
| 138
| 148
| 151
| 154
| 159
| 165
| 168
| 173
| 193
|
24.5
| 153
| 166
| 179
| 185
| 195
| 200
| 202
| 206
| 210
| 218
| 260
|
20.5
| 153
| 207
| 211
| 225
| 229
| 237
| 242
| 246
| 256
| 279
| 297
|
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