Viewing Station: CO-BO-342 : Louisville 1.2 NNW
Apr 9, 2013 - Sep 17, 20253,126 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.53"
September 1-17, 2025(7 of 17 days covered by obs)
NOAA Normal
0.79"
Departure from Normal
-0.26" : 67% of Normal
Year-To-Date: 12.29"
Jan 1 to Sep 17, 2025(88 of 260 days covered by obs)
NOAA Normal
14.19"
Departure from Normal
-1.90" : 87% of Normal
Water Year-To-Date: 14.56"
Oct 1, 2024 to Sep 17, 2025(127 of 352 days covered by obs)
NOAA Normal
17.01"
Departure from Normal
-2.45" : 86% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.62
0.63
-0.01
Feb
0.79
0.74
0.05
Mar
1.59
1.51
0.08
Apr
2.39
2.38
0.01
May
2.75
2.74
0.01
Jun
1.85
1.50
0.35
Jul
1.78
1.64
0.14
Aug
1.63
1.43
0.20
Sep
1.40
1.59
-0.19
Oct
1.28
1.32
-0.04
Nov
0.96
0.90
0.06
Dec
0.58
0.60
-0.02
17.62
16.98
0.64