Viewing Station: CA-AL-30 : Oakland 1.2 ENE
Dec 10, 2015 - Dec 22, 20253,493 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.70"
December 1-22, 2025(22 of 22 days covered by obs)
NOAA Normal
3.10"
Departure from Normal
-1.40" : 55% of Normal
Year-To-Date: 15.82"
Jan 1 to Dec 22, 2025(349 of 356 days covered by obs)
NOAA Normal
20.42"
Departure from Normal
-4.60" : 77% of Normal
Water Year-To-Date: 6.70"
Oct 1, 2025 to Dec 22, 2025(80 of 83 days covered by obs)
NOAA Normal
6.42"
Departure from Normal
0.28" : 104% 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