Viewing Station: CO-BO-4 : Boulder 2.9 S
Jun 1, 2001 - Mar 21, 20269,168 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.99"
March 1-22, 2026(21 of 22 days covered by obs)
NOAA Normal
1.31"
Departure from Normal
-0.32" : 76% of Normal
Year-To-Date: 1.79"
Jan 1 to Mar 22, 2026(80 of 81 days covered by obs)
NOAA Normal
2.93"
Departure from Normal
-1.14" : 61% of Normal
Water Year-To-Date: 3.22"
Oct 1, 2025 to Mar 22, 2026(172 of 173 days covered by obs)
NOAA Normal
6.07"
Departure from Normal
-2.85" : 53% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.71
0.74
-0.03
Feb
0.91
0.90
0.01
Mar
1.84
1.85
-0.01
Apr
2.72
2.79
-0.07
May
2.80
3.06
-0.26
Jun
1.88
1.92
-0.04
Jul
1.84
1.73
0.11
Aug
1.73
1.65
0.08
Sep
1.53
2.05
-0.52
Oct
1.37
1.54
-0.17
Nov
1.06
1.04
0.02
Dec
0.71
0.76
-0.05
19.10
20.03
-0.93