Viewing Station: CO-BO-457 : Boulder 0.7 ENE
Nov 20, 2017 - May 4, 20251,991 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.39"
May 1-5, 2025(4 of 5 days covered by obs)
NOAA Normal
0.44"
Departure from Normal
-0.05" : 89% of Normal
Year-To-Date: 6.13"
Jan 1 to May 5, 2025(121 of 125 days covered by obs)
NOAA Normal
6.03"
Departure from Normal
0.10" : 102% of Normal
Water Year-To-Date: 9.41"
Oct 1, 2024 to May 5, 2025(210 of 217 days covered by obs)
NOAA Normal
8.99"
Departure from Normal
0.42" : 105% 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