Viewing Station: CA-SN-187 : Santa Rosa 3.5 SW
Jun 11, 2025 - Dec 22, 2025196 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.76"
December 1-22, 2025(22 of 22 days covered by obs)
NOAA Normal
4.68"
Departure from Normal
-1.92" : 59% of Normal
Year-To-Date: 9.21"
Jan 1 to Dec 22, 2025(195 of 356 days covered by obs)
NOAA Normal
29.96"
Departure from Normal
-20.75" : 31% of Normal
Water Year-To-Date: 8.80"
Oct 1, 2025 to Dec 22, 2025(83 of 83 days covered by obs)
NOAA Normal
9.61"
Departure from Normal
-0.81" : 92% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
6.24
5.97
0.27
Feb
6.22
6.05
0.17
Mar
4.31
4.24
0.07
Apr
2.06
2.06
0.00
May
1.08
1.22
-0.14
Jun
0.26
0.31
-0.05
Jul
0.01
0.02
-0.01
Aug
0.04
0.05
-0.01
Sep
0.13
0.12
0.01
Oct
1.51
1.57
-0.06
Nov
3.42
3.17
0.25
Dec
6.60
6.33
0.27
31.88
31.11
0.77