Viewing Station: CA-SN-121 : Santa Rosa 2.1 NNE
Nov 3, 2015 - Sep 13, 20263,842 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 0.44"
September 1-15, 2026(13 of 15 days covered by obs)
NOAA Normal
0.07"
Departure from Normal
0.38" : 677% of Normal
Year-To-Date: 16.06"
Jan 1 to Sep 15, 2026(256 of 258 days covered by obs)
NOAA Normal
22.01"
Departure from Normal
-5.95" : 73% of Normal
Water Year-To-Date: 31.26"
Oct 1, 2025 to Sep 15, 2026(348 of 350 days covered by obs)
NOAA Normal
34.52"
Departure from Normal
-3.26" : 91% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
6.71
5.77
0.94
Feb
6.58
5.98
0.60
Mar
4.83
4.41
0.42
Apr
2.24
2.18
0.06
May
1.29
1.24
0.05
Jun
0.26
0.30
-0.04
Jul
0.01
0.03
-0.02
Aug
0.03
0.05
-0.02
Sep
0.13
0.15
-0.02
Oct
1.69
1.58
0.11
Nov
3.56
3.25
0.31
Dec
7.26
6.34
0.92
34.59
31.28
3.31