Viewing Station: CO-BO-526 : Boulder 2.5 SSE
Jun 26, 2020 - Dec 16, 20251,428 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.53"
December 1-16, 2025(16 of 16 days covered by obs)
NOAA Normal
0.34"
Departure from Normal
0.19" : 156% of Normal
Year-To-Date: 17.34"
Jan 1 to Dec 16, 2025(333 of 350 days covered by obs)
NOAA Normal
17.85"
Departure from Normal
-0.51" : 97% of Normal
Water Year-To-Date: 1.15"
Oct 1, 2025 to Dec 16, 2025(75 of 77 days covered by obs)
NOAA Normal
2.69"
Departure from Normal
-1.54" : 43% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.66
0.70
-0.04
Feb
0.81
0.81
0.00
Mar
1.72
1.75
-0.03
Apr
2.56
2.66
-0.10
May
2.74
2.95
-0.21
Jun
1.80
1.83
-0.03
Jul
1.73
1.75
-0.02
Aug
1.70
1.54
0.16
Sep
1.44
2.06
-0.62
Oct
1.32
1.48
-0.16
Nov
1.03
1.01
0.02
Dec
0.66
0.69
-0.03
18.17
19.23
-1.06