Viewing Station: IL-GL-4 : Junction 1.7 SSE
Mar 17, 2021 - Sep 23, 20262,017 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.26"
September 1-23, 2026(23 of 23 days covered by obs)
NOAA Normal
2.52"
Departure from Normal
-0.26" : 90% of Normal
Year-To-Date: 31.42"
Jan 1 to Sep 23, 2026(266 of 266 days covered by obs)
NOAA Normal
35.07"
Departure from Normal
-3.65" : 90% of Normal
Water Year-To-Date: 39.58"
Oct 1, 2025 to Sep 23, 2026(357 of 358 days covered by obs)
NOAA Normal
46.36"
Departure from Normal
-6.78" : 85% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.46
3.53
-0.07
Feb
3.19
3.43
-0.24
Mar
4.55
4.59
-0.04
Apr
4.96
5.01
-0.05
May
4.85
4.93
-0.08
Jun
4.32
4.42
-0.10
Jul
4.02
4.12
-0.10
Aug
3.20
3.01
0.19
Sep
3.29
3.26
0.03
Oct
3.48
3.34
0.14
Nov
3.98
4.05
-0.07
Dec
3.83
3.90
-0.07
47.13
47.59
-0.46