Viewing Station: IL-KK-47 : Herscher 2.5 ESE
Oct 17, 2021 - May 14, 20261,417 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 0.51"
May 1-14, 2026(14 of 14 days covered by obs)
NOAA Normal
2.03"
Departure from Normal
-1.52" : 25% of Normal
Year-To-Date: 8.69"
Jan 1 to May 14, 2026(133 of 134 days covered by obs)
NOAA Normal
12.19"
Departure from Normal
-3.50" : 71% of Normal
Water Year-To-Date: 14.00"
Oct 1, 2025 to May 14, 2026(225 of 226 days covered by obs)
NOAA Normal
20.20"
Departure from Normal
-6.20" : 69% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.21
2.14
0.07
Feb
1.81
1.84
-0.03
Mar
2.39
2.42
-0.03
Apr
3.75
3.63
0.12
May
4.49
4.45
0.04
Jun
4.76
4.68
0.08
Jul
4.18
4.32
-0.14
Aug
3.88
3.66
0.22
Sep
3.13
3.20
-0.07
Oct
3.24
3.22
0.02
Nov
2.67
2.61
0.06
Dec
2.10
2.14
-0.04
38.61
38.31
0.30