Viewing Station: IL-CK-321 : Evanston 0.9 S
Mar 25, 2020 - Aug 24, 20262,250 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 5.21"
August 1-24, 2026(24 of 24 days covered by obs)
NOAA Normal
2.87"
Departure from Normal
2.34" : 181% of Normal
Year-To-Date: 35.46"
Jan 1 to Aug 24, 2026(236 of 236 days covered by obs)
NOAA Normal
25.27"
Departure from Normal
10.19" : 140% of Normal
Water Year-To-Date: 43.50"
Oct 1, 2025 to Aug 24, 2026(328 of 328 days covered by obs)
NOAA Normal
33.27"
Departure from Normal
10.23" : 131% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.01
2.15
-0.14
Feb
1.85
2.06
-0.21
Mar
2.24
2.25
-0.01
Apr
3.70
3.77
-0.07
May
4.45
4.63
-0.18
Jun
4.40
4.40
0.00
Jul
3.75
3.67
0.08
Aug
3.71
3.79
-0.08
Sep
3.35
3.35
0.00
Oct
3.37
3.65
-0.28
Nov
2.50
2.64
-0.14
Dec
2.13
2.29
-0.16
37.46
38.65
-1.19