Viewing Station: IL-KN-156 : St. Charles 1.1 SE
Jul 2, 2025 - Aug 24, 2026267 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 4.61"
August 1-24, 2026(21 of 24 days covered by obs)
NOAA Normal
3.00"
Departure from Normal
1.61" : 153% of Normal
Year-To-Date: 27.06"
Jan 1 to Aug 24, 2026(148 of 236 days covered by obs)
NOAA Normal
25.25"
Departure from Normal
1.81" : 107% of Normal
Water Year-To-Date: 30.15"
Oct 1, 2025 to Aug 24, 2026(186 of 328 days covered by obs)
NOAA Normal
33.10"
Departure from Normal
-2.95" : 91% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.73
1.90
-0.17
Feb
1.75
1.85
-0.10
Mar
2.25
2.29
-0.04
Apr
3.75
3.75
0.00
May
4.70
4.76
-0.06
Jun
4.34
4.27
0.07
Jul
3.73
3.70
0.03
Aug
3.88
3.85
0.03
Sep
3.26
3.33
-0.07
Oct
3.35
3.34
0.01
Nov
2.52
2.54
-0.02
Dec
1.98
2.12
-0.14
37.24
37.70
-0.46