Viewing Station: CO-BO-583 : Boulder 2.9 S
Jan 1, 2023 - Jul 22, 20261,368 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.62"
July 1-22, 2026(22 of 22 days covered by obs)
NOAA Normal
1.23"
Departure from Normal
-0.61" : 50% of Normal
Year-To-Date: 7.27"
Jan 1 to Jul 22, 2026(202 of 203 days covered by obs)
NOAA Normal
11.52"
Departure from Normal
-4.25" : 63% of Normal
Water Year-To-Date: 8.70"
Oct 1, 2025 to Jul 22, 2026(294 of 295 days covered by obs)
NOAA Normal
14.53"
Departure from Normal
-5.83" : 60% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.66
0.70
-0.04
Feb
0.81
0.83
-0.02
Mar
1.72
1.72
0.00
Apr
2.56
2.67
-0.11
May
2.74
2.95
-0.21
Jun
1.80
1.83
-0.03
Jul
1.73
1.72
0.01
Aug
1.70
1.61
0.09
Sep
1.44
2.03
-0.59
Oct
1.32
1.48
-0.16
Nov
1.03
1.02
0.01
Dec
0.66
0.71
-0.05
18.17
19.27
-1.10