Viewing Station: IL-MD-56 : Collinsville 0.8 E
Apr 1, 2025 - Sep 18, 202694 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
September 1-22, 2026(7 of 22 days covered by obs)
NOAA Normal
2.46"
Departure from Normal
-2.46" : 0% of Normal
Year-To-Date: 3.65"
Jan 1 to Sep 22, 2026(64 of 265 days covered by obs)
NOAA Normal
32.00"
Departure from Normal
-28.35" : 11% of Normal
Water Year-To-Date: 3.65"
Oct 1, 2025 to Sep 22, 2026(77 of 357 days covered by obs)
NOAA Normal
41.28"
Departure from Normal
-37.63" : 9% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.56
2.70
-0.14
Feb
2.19
2.33
-0.14
Mar
3.42
3.45
-0.03
Apr
4.79
4.80
-0.01
May
4.99
5.07
-0.08
Jun
4.27
4.60
-0.33
Jul
4.05
4.23
-0.18
Aug
3.27
3.65
-0.38
Sep
3.36
3.27
0.09
Oct
3.18
3.18
0.00
Nov
3.45
3.58
-0.13
Dec
2.65
2.67
-0.02
42.18
43.53
-1.35