Viewing Station: IL-WL-100 : Joliet 2.9 WNW
Jul 31, 2012 - Feb 5, 20264,305 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.01"
February 1-5, 2026(5 of 5 days covered by obs)
NOAA Normal
0.31"
Departure from Normal
-0.30" : 3% of Normal
Year-To-Date: 2.49"
Jan 1 to Feb 5, 2026(36 of 36 days covered by obs)
NOAA Normal
2.32"
Departure from Normal
0.17" : 107% of Normal
Water Year-To-Date: 8.12"
Oct 1, 2025 to Feb 5, 2026(128 of 128 days covered by obs)
NOAA Normal
10.23"
Departure from Normal
-2.11" : 79% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.01
2.05
-0.04
Feb
1.74
1.87
-0.13
Mar
2.32
2.36
-0.04
Apr
3.76
3.83
-0.07
May
4.57
4.60
-0.03
Jun
4.43
4.45
-0.02
Jul
4.12
4.17
-0.05
Aug
3.97
3.91
0.06
Sep
3.24
3.29
-0.05
Oct
3.28
3.29
-0.01
Nov
2.55
2.49
0.06
Dec
2.08
2.11
-0.03
38.07
38.42
-0.35