Viewing Station: CA-SN-61 : Santa Rosa 1.3 NW
Feb 1, 2009 - Oct 13, 20255,926 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.49"
October 1-13, 2025(13 of 13 days covered by obs)
NOAA Normal
0.68"
Departure from Normal
-0.19" : 72% of Normal
Year-To-Date: 16.94"
Jan 1 to Oct 13, 2025(287 of 286 days covered by obs)
NOAA Normal
21.74"
Departure from Normal
-4.80" : 78% of Normal
Water Year-To-Date: 0.49"
Oct 1, 2025 to Oct 13, 2025(13 of 13 days covered by obs)
NOAA Normal
0.68"
Departure from Normal
-0.19" : 72% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
6.41
5.69
0.72
Feb
6.23
5.90
0.33
Mar
4.62
4.17
0.45
Apr
2.13
2.15
-0.02
May
1.24
1.23
0.01
Jun
0.26
0.31
-0.05
Jul
0.01
0.02
-0.01
Aug
0.03
0.05
-0.02
Sep
0.13
0.14
-0.01
Oct
1.63
1.55
0.08
Nov
3.42
3.20
0.22
Dec
6.74
6.23
0.51
32.85
30.64
2.21