Front Range
Rockies
West Slope
Observations by
Synoptic Data
37-40
40-46
5-12
10-16
18-24
5-16
5-14
8-24*
13-23
12-17
42-60
10-28
7-11
?-?
13-18
27-43*
17-22
17-48*
23-31
31-35