Viewing Station: IA-HY-1 : New London 1.5 SW
Sep 1, 2007 - Sep 15, 20256,763 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.15"
September 1-16, 2025(15 of 16 days covered by obs)
NOAA Normal
1.91"
Departure from Normal
-1.76" : 8% of Normal
Year-To-Date: 23.51"
Jan 1 to Sep 16, 2025(258 of 259 days covered by obs)
NOAA Normal
29.46"
Departure from Normal
-5.95" : 80% of Normal
Water Year-To-Date: 29.96"
Oct 1, 2024 to Sep 16, 2025(350 of 351 days covered by obs)
NOAA Normal
36.49"
Departure from Normal
-6.53" : 82% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.48
1.48
0.00
Feb
1.70
1.77
-0.07
Mar
2.44
2.47
-0.03
Apr
3.80
3.67
0.13
May
5.20
5.07
0.13
Jun
5.03
4.87
0.16
Jul
4.06
4.03
0.03
Aug
3.84
3.71
0.13
Sep
3.58
3.74
-0.16
Oct
2.97
2.86
0.11
Nov
2.25
2.24
0.01
Dec
1.81
1.84
-0.03
38.16
37.75
0.41