Viewing Station: IL-MO-7 : Columbia 4.7 S
Nov 12, 2018 - Sep 13, 20262,379 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.83"
September 1-13, 2026(13 of 13 days covered by obs)
NOAA Normal
1.46"
Departure from Normal
0.37" : 125% of Normal
Year-To-Date: 32.46"
Jan 1 to Sep 13, 2026(256 of 256 days covered by obs)
NOAA Normal
30.94"
Departure from Normal
1.52" : 105% of Normal
Water Year-To-Date: 39.47"
Oct 1, 2025 to Sep 13, 2026(348 of 348 days covered by obs)
NOAA Normal
40.20"
Departure from Normal
-0.73" : 98% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.54
2.69
-0.15
Feb
2.26
2.40
-0.14
Mar
3.49
3.55
-0.06
Apr
4.79
4.88
-0.09
May
4.97
4.98
-0.01
Jun
4.25
4.43
-0.18
Jul
3.85
3.88
-0.03
Aug
3.33
3.35
-0.02
Sep
3.38
3.26
0.12
Oct
3.11
3.10
0.01
Nov
3.40
3.49
-0.09
Dec
2.75
2.75
0.00
42.12
42.76
-0.64