Viewing Station: IL-CE-13 : Charleston 0.8 NW
Apr 11, 2022 - May 27, 2026691 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 5.44"
May 1-27, 2026(26 of 27 days covered by obs)
NOAA Normal
3.77"
Departure from Normal
1.67" : 144% of Normal
Year-To-Date: 21.36"
Jan 1 to May 27, 2026(143 of 147 days covered by obs)
NOAA Normal
15.97"
Departure from Normal
5.39" : 134% of Normal
Water Year-To-Date: 27.87"
Oct 1, 2025 to May 27, 2026(230 of 239 days covered by obs)
NOAA Normal
25.54"
Departure from Normal
2.33" : 109% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.53
2.72
-0.19
Feb
2.12
2.32
-0.20
Mar
2.93
3.02
-0.09
Apr
4.62
4.83
-0.21
May
4.33
4.39
-0.06
Jun
4.90
4.96
-0.06
Jul
4.16
4.16
0.00
Aug
2.86
2.78
0.08
Sep
3.03
2.98
0.05
Oct
3.57
3.62
-0.05
Nov
3.51
3.70
-0.19
Dec
2.49
2.71
-0.22
41.05
42.19
-1.14