Viewing Station: IL-RC-6 : Olney 1.5 NE
Mar 1, 2018 - Dec 22, 20252,694 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.89"
December 1-22, 2025(22 of 22 days covered by obs)
NOAA Normal
2.18"
Departure from Normal
-1.29" : 41% of Normal
Year-To-Date: 46.53"
Jan 1 to Dec 22, 2025(355 of 356 days covered by obs)
NOAA Normal
45.04"
Departure from Normal
1.49" : 103% of Normal
Water Year-To-Date: 7.94"
Oct 1, 2025 to Dec 22, 2025(82 of 83 days covered by obs)
NOAA Normal
9.66"
Departure from Normal
-1.72" : 82% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.23
3.35
-0.12
Feb
2.45
2.54
-0.09
Mar
3.74
3.95
-0.21
Apr
4.88
4.89
-0.01
May
5.10
5.12
-0.02
Jun
4.85
4.86
-0.01
Jul
4.50
4.58
-0.08
Aug
3.26
3.01
0.25
Sep
3.37
3.30
0.07
Oct
3.57
3.65
-0.08
Nov
3.91
4.00
-0.09
Dec
3.07
3.36
-0.29
45.93
46.61
-0.68