Viewing Station: IL-DP-42 : Carol Stream 0.3 SSE
Jun 8, 2007 - May 27, 20265,867 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.75"
May 1-27, 2026(27 of 27 days covered by obs)
NOAA Normal
4.11"
Departure from Normal
-2.36" : 43% of Normal
Year-To-Date: 14.39"
Jan 1 to May 27, 2026(145 of 147 days covered by obs)
NOAA Normal
13.82"
Departure from Normal
0.57" : 104% of Normal
Water Year-To-Date: 21.59"
Oct 1, 2025 to May 27, 2026(229 of 239 days covered by obs)
NOAA Normal
21.73"
Departure from Normal
-0.14" : 99% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.82
2.00
-0.18
Feb
1.79
1.90
-0.11
Mar
2.31
2.27
0.04
Apr
3.79
3.79
0.00
May
4.72
4.73
-0.01
Jun
4.42
4.34
0.08
Jul
3.73
3.72
0.01
Aug
3.86
4.00
-0.14
Sep
3.29
3.31
-0.02
Oct
3.36
3.39
-0.03
Nov
2.50
2.56
-0.06
Dec
2.05
2.15
-0.10
37.64
38.16
-0.52