Viewing Station: CA-SN-49 : Sebastopol 1.1 SSE
Feb 9, 2009 - Dec 22, 20255,699 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 3.07"
December 1-22, 2025(22 of 22 days covered by obs)
NOAA Normal
4.93"
Departure from Normal
-1.86" : 62% of Normal
Year-To-Date: 25.55"
Jan 1 to Dec 22, 2025(350 of 356 days covered by obs)
NOAA Normal
31.20"
Departure from Normal
-5.65" : 82% of Normal
Water Year-To-Date: 8.35"
Oct 1, 2025 to Dec 22, 2025(81 of 83 days covered by obs)
NOAA Normal
10.10"
Departure from Normal
-1.75" : 83% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
6.47
7.31
-0.84
Feb
6.41
7.19
-0.78
Mar
4.46
5.18
-0.72
Apr
2.18
2.42
-0.24
May
1.12
1.39
-0.27
Jun
0.28
0.38
-0.10
Jul
0.01
0.02
-0.01
Aug
0.03
0.07
-0.04
Sep
0.14
0.14
0.00
Oct
1.58
1.88
-0.30
Nov
3.59
3.93
-0.34
Dec
6.94
8.21
-1.27
33.21
38.12
-4.91