Viewing Station: CO-BO-469 : Niwot 2.2 SW
Oct 22, 2016 - Jul 28, 20262,998 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.30"
July 1-28, 2026(28 of 28 days covered by obs)
NOAA Normal
1.54"
Departure from Normal
-1.24" : 20% of Normal
Year-To-Date: 5.88"
Jan 1 to Jul 28, 2026(207 of 209 days covered by obs)
NOAA Normal
11.50"
Departure from Normal
-5.62" : 51% of Normal
Water Year-To-Date: 7.10"
Oct 1, 2025 to Jul 28, 2026(291 of 301 days covered by obs)
NOAA Normal
14.26"
Departure from Normal
-7.16" : 50% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.60
0.55
0.05
Feb
0.71
0.66
0.05
Mar
1.58
1.48
0.10
Apr
2.41
2.16
0.25
May
2.82
2.52
0.30
Jun
1.84
1.62
0.22
Jul
1.70
1.49
0.21
Aug
1.70
1.33
0.37
Sep
1.42
1.71
-0.29
Oct
1.26
1.21
0.05
Nov
0.92
0.82
0.10
Dec
0.58
0.56
0.02
17.54
16.11
1.43