Viewing Station: CO-BO-220 : Boulder 4.7 ENE
May 26, 2006 - Jul 23, 20266,900 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.37"
July 1-23, 2026(22 of 23 days covered by obs)
NOAA Normal
1.26"
Departure from Normal
-0.89" : 29% of Normal
Year-To-Date: 6.16"
Jan 1 to Jul 23, 2026(203 of 204 days covered by obs)
NOAA Normal
11.22"
Departure from Normal
-5.06" : 55% of Normal
Water Year-To-Date: 7.49"
Oct 1, 2025 to Jul 23, 2026(295 of 296 days covered by obs)
NOAA Normal
13.98"
Departure from Normal
-6.49" : 54% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.60
0.54
0.06
Feb
0.71
0.66
0.05
Mar
1.58
1.53
0.05
Apr
2.41
2.21
0.20
May
2.82
2.49
0.33
Jun
1.84
1.60
0.24
Jul
1.70
1.56
0.14
Aug
1.70
1.32
0.38
Sep
1.42
1.66
-0.24
Oct
1.26
1.20
0.06
Nov
0.92
0.83
0.09
Dec
0.58
0.58
0.00
17.54
16.18
1.36