Viewing Station: IL-SC-29 : Smithton 2.1 W
Apr 1, 2020 - Sep 15, 20251,851 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.17"
September 1-15, 2025(15 of 15 days covered by obs)
NOAA Normal
1.62"
Departure from Normal
-1.45" : 10% of Normal
Year-To-Date: 27.04"
Jan 1 to Sep 15, 2025(254 of 258 days covered by obs)
NOAA Normal
31.30"
Departure from Normal
-4.26" : 86% of Normal
Water Year-To-Date: 37.52"
Oct 1, 2024 to Sep 15, 2025(345 of 350 days covered by obs)
NOAA Normal
40.55"
Departure from Normal
-3.03" : 93% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.57
2.71
-0.14
Feb
2.25
2.38
-0.13
Mar
3.49
3.52
-0.03
Apr
4.93
4.84
0.09
May
4.94
5.02
-0.08
Jun
4.34
4.55
-0.21
Jul
3.86
4.07
-0.21
Aug
3.30
3.43
-0.13
Sep
3.24
3.27
-0.03
Oct
3.06
3.09
-0.03
Nov
3.45
3.63
-0.18
Dec
2.74
2.75
-0.01
42.17
43.26
-1.09