Viewing Station: CA-AL-30 : Oakland 1.2 ENE
Dec 10, 2015 - Sep 17, 20253,400 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.07"
September 1-17, 2025(17 of 17 days covered by obs)
NOAA Normal
0.06"
Departure from Normal
0.01" : 112% of Normal
Year-To-Date: 9.12"
Jan 1 to Sep 17, 2025(256 of 260 days covered by obs)
NOAA Normal
13.95"
Departure from Normal
-4.83" : 65% of Normal
Water Year-To-Date: 18.46"
Oct 1, 2024 to Sep 17, 2025(348 of 352 days covered by obs)
NOAA Normal
21.64"
Departure from Normal
-3.18" : 85% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
4.04
4.21
-0.17
Feb
4.14
3.89
0.25
Mar
3.21
3.40
-0.19
Apr
1.57
1.67
-0.10
May
0.76
0.78
-0.02
Jun
0.15
0.21
-0.06
Jul
0.00
0.01
-0.01
Aug
0.02
0.04
-0.02
Sep
0.11
0.10
0.01
Oct
1.03
1.04
-0.01
Nov
2.29
2.30
-0.01
Dec
4.37
4.53
-0.16
21.69
22.18
-0.49