Viewing Station: IL-EF-34 : Dieterich 10.1 SW
Aug 29, 2023 - May 27, 2026934 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 7.24"
May 1-27, 2026(27 of 27 days covered by obs)
NOAA Normal
4.22"
Departure from Normal
3.02" : 171% of Normal
Year-To-Date: 22.19"
Jan 1 to May 27, 2026(146 of 147 days covered by obs)
NOAA Normal
18.01"
Departure from Normal
4.18" : 123% of Normal
Water Year-To-Date: 30.35"
Oct 1, 2025 to May 27, 2026(238 of 239 days covered by obs)
NOAA Normal
28.02"
Departure from Normal
2.33" : 108% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.99
3.00
-0.01
Feb
2.37
2.45
-0.08
Mar
3.42
3.43
-0.01
Apr
5.01
4.75
0.26
May
4.85
4.89
-0.04
Jun
4.77
4.94
-0.17
Jul
4.14
4.18
-0.04
Aug
3.33
3.13
0.20
Sep
3.03
3.15
-0.12
Oct
3.47
3.51
-0.04
Nov
3.78
3.77
0.01
Dec
2.76
2.86
-0.10
43.92
44.06
-0.14