Viewing Station: CO-BO-626 : Boulder 4.1 S
Jul 14, 2026 - Jul 28, 202615 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.17"
July 1-28, 2026(15 of 28 days covered by obs)
NOAA Normal
1.66"
Departure from Normal
-1.49" : 10% of Normal
Year-To-Date: 0.17"
Jan 1 to Jul 28, 2026(15 of 209 days covered by obs)
NOAA Normal
12.52"
Departure from Normal
-12.35" : 1% of Normal
Water Year-To-Date: 0.17"
Oct 1, 2025 to Jul 28, 2026(15 of 301 days covered by obs)
NOAA Normal
15.66"
Departure from Normal
-15.49" : 1% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.71
0.71
0.00
Feb
0.91
0.86
0.05
Mar
1.84
1.83
0.01
Apr
2.72
2.85
-0.13
May
2.80
3.09
-0.29
Jun
1.88
1.90
-0.02
Jul
1.84
1.80
0.04
Aug
1.73
1.72
0.01
Sep
1.53
2.07
-0.54
Oct
1.37
1.51
-0.14
Nov
1.06
1.05
0.01
Dec
0.71
0.75
-0.04
19.10
20.14
-1.04