Viewing Station: IL-SG-4 : Riverton 1.9 W
Dec 18, 2006 - Oct 31, 20256,434 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.30"
October 1-31, 2025(30 of 31 days covered by obs)
NOAA Normal
3.20"
Departure from Normal
-1.90" : 41% of Normal
Year-To-Date: 28.12"
Jan 1 to Oct 31, 2025(303 of 304 days covered by obs)
NOAA Normal
32.80"
Departure from Normal
-4.68" : 86% of Normal
Water Year-To-Date: 1.30"
Oct 1, 2025 to Oct 31, 2025(30 of 31 days covered by obs)
NOAA Normal
3.20"
Departure from Normal
-1.90" : 41% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.10
2.14
-0.04
Feb
1.94
1.98
-0.04
Mar
2.63
2.68
-0.05
Apr
4.04
3.99
0.05
May
4.45
4.51
-0.06
Jun
4.32
4.48
-0.16
Jul
3.75
3.79
-0.04
Aug
3.40
3.22
0.18
Sep
2.97
3.10
-0.13
Oct
3.20
3.18
0.02
Nov
2.90
2.92
-0.02
Dec
2.03
2.16
-0.13
37.73
38.15
-0.42