Viewing Station: IL-LV-21 : Chatsworth 1.2 S
Jun 8, 2018 - May 9, 20252,060 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.78"
May 1-10, 2025(9 of 10 days covered by obs)
NOAA Normal
1.40"
Departure from Normal
-0.62" : 56% of Normal
Year-To-Date: 8.14"
Jan 1 to May 10, 2025(66 of 130 days covered by obs)
NOAA Normal
11.56"
Departure from Normal
-3.42" : 70% of Normal
Water Year-To-Date: 14.52"
Oct 1, 2024 to May 10, 2025(157 of 222 days covered by obs)
NOAA Normal
19.69"
Departure from Normal
-5.17" : 74% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.11
2.22
-0.11
Feb
1.84
1.87
-0.03
Mar
2.53
2.60
-0.07
Apr
3.68
3.56
0.12
May
4.35
4.42
-0.07
Jun
4.64
4.58
0.06
Jul
4.34
4.45
-0.11
Aug
3.69
3.61
0.08
Sep
3.34
3.01
0.33
Oct
3.25
3.21
0.04
Nov
2.74
2.67
0.07
Dec
2.14
2.15
-0.01
38.65
38.35
0.30