Viewing Station: IA-DB-20 : Asbury 0.4 SW
Sep 1, 2017 - Sep 15, 20251,836 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.08"
September 1-15, 2025(12 of 15 days covered by obs)
NOAA Normal
1.82"
Departure from Normal
-1.74" : 4% of Normal
Year-To-Date: 25.67"
Jan 1 to Sep 15, 2025(133 of 258 days covered by obs)
NOAA Normal
29.03"
Departure from Normal
-3.36" : 88% of Normal
Water Year-To-Date: 32.55"
Oct 1, 2024 to Sep 15, 2025(199 of 350 days covered by obs)
NOAA Normal
35.90"
Departure from Normal
-3.35" : 91% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.25
1.26
-0.01
Feb
1.44
1.46
-0.02
Mar
2.12
2.07
0.05
Apr
3.85
3.78
0.07
May
4.24
4.40
-0.16
Jun
5.55
5.47
0.08
Jul
4.79
4.93
-0.14
Aug
3.97
3.88
0.09
Sep
3.64
3.64
0.00
Oct
2.94
2.89
0.05
Nov
2.26
2.22
0.04
Dec
1.67
1.70
-0.03
37.72
37.70
0.02