Viewing Station: CO-BO-137 : Lyons 1.8 N
Apr 17, 2004 - Sep 17, 20257,368 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.42"
September 1-17, 2025(17 of 17 days covered by obs)
NOAA Normal
0.86"
Departure from Normal
-0.44" : 49% of Normal
Year-To-Date: 12.91"
Jan 1 to Sep 17, 2025(259 of 260 days covered by obs)
NOAA Normal
14.06"
Departure from Normal
-1.15" : 92% of Normal
Water Year-To-Date: 14.48"
Oct 1, 2024 to Sep 17, 2025(351 of 352 days covered by obs)
NOAA Normal
16.55"
Departure from Normal
-2.07" : 88% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.54
0.50
0.04
Feb
0.64
0.61
0.03
Mar
1.40
1.23
0.17
Apr
2.27
2.10
0.17
May
2.87
2.80
0.07
Jun
1.89
2.10
-0.21
Jul
1.94
1.83
0.11
Aug
1.65
1.50
0.15
Sep
1.51
1.77
-0.26
Oct
1.20
1.14
0.06
Nov
0.80
0.80
0.00
Dec
0.49
0.48
0.01
17.20
16.86
0.34