Viewing Station: IL-LK-16 : Buffalo Grove 1.5 N
Feb 11, 2007 - May 27, 20266,954 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 1.55"
May 1-27, 2026(27 of 27 days covered by obs)
NOAA Normal
3.76"
Departure from Normal
-2.21" : 41% of Normal
Year-To-Date: 14.78"
Jan 1 to May 27, 2026(147 of 147 days covered by obs)
NOAA Normal
13.37"
Departure from Normal
1.41" : 111% of Normal
Water Year-To-Date: 21.79"
Oct 1, 2025 to May 27, 2026(239 of 239 days covered by obs)
NOAA Normal
21.06"
Departure from Normal
0.73" : 103% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.85
1.93
-0.08
Feb
1.76
1.89
-0.13
Mar
2.24
2.27
-0.03
Apr
3.76
3.70
0.06
May
4.32
4.46
-0.14
Jun
4.51
4.29
0.22
Jul
3.80
3.66
0.14
Aug
3.82
3.80
0.02
Sep
3.34
3.33
0.01
Oct
3.18
3.24
-0.06
Nov
2.44
2.37
0.07
Dec
2.07
2.07
0.00
37.09
37.01
0.08