Viewing Station: CA-SN-142 : Sebastopol 3.2 NW
Jan 4, 2018 - Dec 22, 2025474 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 4.76"
December 1-22, 2025(4 of 22 days covered by obs)
NOAA Normal
5.44"
Departure from Normal
-0.68" : 87% of Normal
Year-To-Date: 32.46"
Jan 1 to Dec 22, 2025(51 of 356 days covered by obs)
NOAA Normal
34.18"
Departure from Normal
-1.72" : 95% of Normal
Water Year-To-Date: 12.37"
Oct 1, 2025 to Dec 22, 2025(21 of 83 days covered by obs)
NOAA Normal
11.07"
Departure from Normal
1.30" : 112% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
7.19
7.83
-0.64
Feb
7.00
7.66
-0.66
Mar
4.84
5.32
-0.48
Apr
2.38
2.58
-0.20
May
1.21
1.40
-0.19
Jun
0.30
0.40
-0.10
Jul
0.01
0.02
-0.01
Aug
0.03
0.06
-0.03
Sep
0.15
0.17
-0.02
Oct
1.71
1.94
-0.23
Nov
3.92
4.29
-0.37
Dec
7.67
8.39
-0.72
36.41
40.06
-3.65