Front Range
Rockies
West Slope
Observations by
Synoptic Data
19-21
32-38
8-15
11-17*
7-11
5-14
8-20*
10-15
3-18
?-?
8-17
12-14
?-?
15-18
18-24*
12-18
8-13
7-14
7-20
21-36*
17-20