Viewing Station: IL-WL-198 : Manhattan 3.5 ESE
Jul 21, 2026 - Sep 21, 202662 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.65"
September 1-22, 2026(21 of 22 days covered by obs)
NOAA Normal
2.49"
Departure from Normal
1.16" : 147% of Normal
Year-To-Date: 12.45"
Jan 1 to Sep 22, 2026(62 of 265 days covered by obs)
NOAA Normal
30.30"
Departure from Normal
-17.85" : 41% of Normal
Water Year-To-Date: 12.45"
Oct 1, 2025 to Sep 22, 2026(62 of 357 days covered by obs)
NOAA Normal
38.46"
Departure from Normal
-26.01" : 32% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.15
2.15
0.00
Feb
1.87
1.93
-0.06
Mar
2.38
2.31
0.07
Apr
3.79
3.75
0.04
May
4.60
4.52
0.08
Jun
4.61
4.54
0.07
Jul
4.36
4.42
-0.06
Aug
4.05
3.94
0.11
Sep
3.39
3.39
0.00
Oct
3.34
3.34
0.00
Nov
2.66
2.64
0.02
Dec
2.16
2.16
0.00
39.36
39.09
0.27