Viewing Station: CO-BO-568 : Boulder 1.6 NW
Apr 10, 2022 - Dec 11, 20251,396 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.69"
December 1-11, 2025(11 of 11 days covered by obs)
NOAA Normal
0.23"
Departure from Normal
0.46" : 299% of Normal
Year-To-Date: 16.33"
Jan 1 to Dec 11, 2025(345 of 345 days covered by obs)
NOAA Normal
17.98"
Departure from Normal
-1.65" : 91% of Normal
Water Year-To-Date: 1.33"
Oct 1, 2025 to Dec 11, 2025(72 of 72 days covered by obs)
NOAA Normal
2.59"
Departure from Normal
-1.26" : 51% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.65
0.65
0.00
Feb
0.85
0.86
-0.01
Mar
1.74
1.78
-0.04
Apr
2.56
2.66
-0.10
May
2.76
3.00
-0.24
Jun
1.86
1.97
-0.11
Jul
1.77
1.67
0.10
Aug
1.67
1.58
0.09
Sep
1.53
2.02
-0.49
Oct
1.36
1.55
-0.19
Nov
1.00
0.95
0.05
Dec
0.65
0.71
-0.06
18.40
19.40
-1.00