Viewing Station: IA-LN-70 : Marion 3.3 N
Aug 16, 2025 - May 20, 2026130 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.38"
May 1-20, 2026(7 of 20 days covered by obs)
NOAA Normal
2.86"
Departure from Normal
-1.48" : 48% of Normal
Year-To-Date: 9.74"
Jan 1 to May 20, 2026(37 of 140 days covered by obs)
NOAA Normal
11.08"
Departure from Normal
-1.34" : 88% of Normal
Water Year-To-Date: 12.97"
Oct 1, 2025 to May 20, 2026(87 of 232 days covered by obs)
NOAA Normal
17.74"
Departure from Normal
-4.77" : 73% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.05
1.16
-0.11
Feb
1.28
1.36
-0.08
Mar
2.02
2.08
-0.06
Apr
3.87
3.85
0.02
May
4.44
4.69
-0.25
Jun
5.64
5.67
-0.03
Jul
4.34
4.48
-0.14
Aug
4.25
4.34
-0.09
Sep
3.66
3.85
-0.19
Oct
2.93
3.00
-0.07
Nov
2.14
2.18
-0.04
Dec
1.59
1.65
-0.06
37.21
38.31
-1.10