Viewing Station: CA-SR-34 : Rancho Cucamonga 1.6 W
Feb 7, 2012 - Mar 17, 20213,105 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
June 1-15, 2026(0 of 15 days covered by obs)
NOAA Normal
0.04"
Departure from Normal
-0.04" : 0% of Normal
Year-To-Date: 0.00"
Jan 1 to Jun 15, 2026(0 of 166 days covered by obs)
NOAA Normal
12.48"
Departure from Normal
-12.48" : 0% of Normal
Water Year-To-Date: 0.00"
Oct 1, 2025 to Jun 15, 2026(0 of 258 days covered by obs)
NOAA Normal
17.28"
Departure from Normal
-17.28" : 0% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.85
3.89
-0.04
Feb
4.39
4.43
-0.04
Mar
2.76
2.72
0.04
Apr
1.00
0.95
0.05
May
0.45
0.45
0.00
Jun
0.07
0.12
-0.05
Jul
0.03
0.04
-0.01
Aug
0.03
0.03
0.00
Sep
0.13
0.14
-0.01
Oct
0.67
0.83
-0.16
Nov
1.26
1.07
0.19
Dec
2.86
2.91
-0.05
17.50
17.58
-0.08