Viewing Station: IA-IA-2 : Marengo 2.6 SSW
Mar 10, 2010 - Dec 13, 20254,560 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.61"
December 1-14, 2025(13 of 14 days covered by obs)
NOAA Normal
0.67"
Departure from Normal
-0.06" : 91% of Normal
Year-To-Date: 30.10"
Jan 1 to Dec 14, 2025(343 of 348 days covered by obs)
NOAA Normal
35.34"
Departure from Normal
-5.24" : 85% of Normal
Water Year-To-Date: 4.17"
Oct 1, 2025 to Dec 14, 2025(73 of 75 days covered by obs)
NOAA Normal
5.64"
Departure from Normal
-1.47" : 74% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.06
1.12
-0.06
Feb
1.25
1.34
-0.09
Mar
2.03
2.12
-0.09
Apr
3.69
3.63
0.06
May
4.61
4.75
-0.14
Jun
5.24
5.05
0.19
Jul
4.18
4.20
-0.02
Aug
4.14
4.21
-0.07
Sep
3.50
3.53
-0.03
Oct
2.89
2.80
0.09
Nov
2.08
2.09
-0.01
Dec
1.48
1.59
-0.11
36.15
36.43
-0.28