Viewing Station: CO-BO-456 : Boulder 2.2 SSW
Jun 18, 2017 - Aug 26, 20252,860 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.58"
August 1-26, 2025(25 of 26 days covered by obs)
NOAA Normal
1.45"
Departure from Normal
-0.87" : 40% of Normal
Year-To-Date: 13.88"
Jan 1 to Aug 26, 2025(230 of 238 days covered by obs)
NOAA Normal
14.15"
Departure from Normal
-0.27" : 98% of Normal
Water Year-To-Date: 16.99"
Oct 1, 2024 to Aug 26, 2025(320 of 330 days covered by obs)
NOAA Normal
17.29"
Departure from Normal
-0.30" : 98% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.71
0.73
-0.02
Feb
0.91
0.90
0.01
Mar
1.84
1.83
0.01
Apr
2.72
2.72
0.00
May
2.80
3.05
-0.25
Jun
1.88
1.91
-0.03
Jul
1.84
1.72
0.12
Aug
1.73
1.64
0.09
Sep
1.53
2.03
-0.50
Oct
1.37
1.52
-0.15
Nov
1.06
1.05
0.01
Dec
0.71
0.74
-0.03
19.10
19.84
-0.74