Viewing Station: CO-BO-491 : Boulder 1.8 W
Nov 12, 2017 - Jul 14, 20252,517 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.66"
July 1-15, 2025(13 of 15 days covered by obs)
NOAA Normal
0.86"
Departure from Normal
-0.20" : 77% of Normal
Year-To-Date: 11.31"
Jan 1 to Jul 15, 2025(188 of 196 days covered by obs)
NOAA Normal
11.28"
Departure from Normal
0.03" : 100% of Normal
Water Year-To-Date: 13.05"
Oct 1, 2024 to Jul 15, 2025(280 of 288 days covered by obs)
NOAA Normal
14.29"
Departure from Normal
-1.24" : 91% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.65
0.70
-0.05
Feb
0.85
0.91
-0.06
Mar
1.74
1.80
-0.06
Apr
2.56
2.71
-0.15
May
2.76
3.12
-0.36
Jun
1.86
2.04
-0.18
Jul
1.77
1.69
0.08
Aug
1.67
1.58
0.09
Sep
1.53
2.05
-0.52
Oct
1.36
1.57
-0.21
Nov
1.00
1.03
-0.03
Dec
0.65
0.74
-0.09
18.40
19.94
-1.54