Viewing Station: IL-KD-5 : Montgomery 0.8 SSE
Mar 12, 2007 - Sep 19, 20266,391 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.28"
September 1-19, 2026(17 of 19 days covered by obs)
NOAA Normal
2.02"
Departure from Normal
1.26" : 162% of Normal
Year-To-Date: 38.03"
Jan 1 to Sep 19, 2026(238 of 262 days covered by obs)
NOAA Normal
28.44"
Departure from Normal
9.59" : 134% of Normal
Water Year-To-Date: 44.13"
Oct 1, 2025 to Sep 19, 2026(322 of 354 days covered by obs)
NOAA Normal
36.34"
Departure from Normal
7.79" : 121% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.88
1.88
0.00
Feb
1.71
1.80
-0.09
Mar
2.22
2.27
-0.05
Apr
3.75
3.76
-0.01
May
4.62
4.59
0.03
Jun
4.41
4.33
0.08
Jul
3.90
3.84
0.06
Aug
3.93
3.77
0.16
Sep
3.19
3.24
-0.05
Oct
3.32
3.33
-0.01
Nov
2.54
2.48
0.06
Dec
2.04
2.05
-0.01
37.51
37.34
0.17