Viewing Station: CO-BO-462 : Boulder 0.8 NE
Jun 8, 2017 - May 8, 20262,966 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.08"
May 1-9, 2026(8 of 9 days covered by obs)
NOAA Normal
0.79"
Departure from Normal
1.29" : 262% of Normal
Year-To-Date: 3.77"
Jan 1 to May 9, 2026(127 of 129 days covered by obs)
NOAA Normal
6.38"
Departure from Normal
-2.61" : 59% of Normal
Water Year-To-Date: 4.97"
Oct 1, 2025 to May 9, 2026(215 of 221 days covered by obs)
NOAA Normal
9.34"
Departure from Normal
-4.37" : 53% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.64
0.61
0.03
Feb
0.78
0.75
0.03
Mar
1.68
1.61
0.07
Apr
2.49
2.49
0.00
May
2.73
2.81
-0.08
Jun
1.82
1.78
0.04
Jul
1.71
1.61
0.10
Aug
1.67
1.51
0.16
Sep
1.44
1.97
-0.53
Oct
1.32
1.31
0.01
Nov
1.00
0.91
0.09
Dec
0.64
0.61
0.03
17.92
17.97
-0.05