Viewing Station: IL-GL-4 : Junction 1.7 SSE
Mar 17, 2021 - May 27, 20261,899 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 4.03"
May 1-27, 2026(26 of 27 days covered by obs)
NOAA Normal
4.22"
Departure from Normal
-0.19" : 95% of Normal
Year-To-Date: 15.65"
Jan 1 to May 27, 2026(148 of 147 days covered by obs)
NOAA Normal
20.38"
Departure from Normal
-4.73" : 77% of Normal
Water Year-To-Date: 23.81"
Oct 1, 2025 to May 27, 2026(239 of 239 days covered by obs)
NOAA Normal
31.67"
Departure from Normal
-7.86" : 75% 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