Viewing Station: IL-KN-123 : Aurora 2.8 WSW
May 30, 2019 - May 27, 20262,478 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.86"
May 1-27, 2026(27 of 27 days covered by obs)
NOAA Normal
4.06"
Departure from Normal
-2.20" : 46% of Normal
Year-To-Date: 14.53"
Jan 1 to May 27, 2026(147 of 147 days covered by obs)
NOAA Normal
13.60"
Departure from Normal
0.93" : 107% of Normal
Water Year-To-Date: 20.89"
Oct 1, 2025 to May 27, 2026(239 of 239 days covered by obs)
NOAA Normal
21.50"
Departure from Normal
-0.61" : 97% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.82
1.87
-0.05
Feb
1.72
1.82
-0.10
Mar
2.23
2.27
-0.04
Apr
3.77
3.76
0.01
May
4.66
4.64
0.02
Jun
4.38
4.32
0.06
Jul
3.87
3.76
0.11
Aug
3.94
3.78
0.16
Sep
3.22
3.25
-0.03
Oct
3.34
3.35
-0.01
Nov
2.53
2.50
0.03
Dec
2.03
2.07
-0.04
37.51
37.39
0.12