Viewing Station: CA-SJ-15 : Manteca 1.3 N
Nov 3, 2017 - Sep 14, 20262,987 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
September 1-14, 2026(14 of 14 days covered by obs)
NOAA Normal
0.04"
Departure from Normal
-0.04" : 0% of Normal
Year-To-Date: 7.80"
Jan 1 to Sep 14, 2026(250 of 257 days covered by obs)
NOAA Normal
8.59"
Departure from Normal
-0.79" : 91% of Normal
Water Year-To-Date: 14.22"
Oct 1, 2025 to Sep 14, 2026(335 of 349 days covered by obs)
NOAA Normal
12.94"
Departure from Normal
1.28" : 110% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.67
2.93
-0.26
Feb
2.42
2.61
-0.19
Mar
1.75
2.12
-0.37
Apr
1.07
1.20
-0.13
May
0.54
0.59
-0.05
Jun
0.09
0.13
-0.04
Jul
0.00
0.00
0.00
Aug
0.01
0.00
0.01
Sep
0.08
0.07
0.01
Oct
0.62
0.71
-0.09
Nov
1.36
1.40
-0.04
Dec
2.37
2.73
-0.36
12.98
14.49
-1.51