Viewing Station: CA-SZ-21 : Boulder Creek 3.0 NW
Jan 17, 2010 - Dec 22, 20255,694 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.99"
December 1-22, 2025(22 of 22 days covered by obs)
NOAA Normal
5.96"
Departure from Normal
-3.97" : 33% of Normal
Year-To-Date: 37.57"
Jan 1 to Dec 22, 2025(356 of 356 days covered by obs)
NOAA Normal
38.69"
Departure from Normal
-1.12" : 97% of Normal
Water Year-To-Date: 13.35"
Oct 1, 2025 to Dec 22, 2025(83 of 83 days covered by obs)
NOAA Normal
11.79"
Departure from Normal
1.56" : 113% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
8.41
8.99
-0.58
Feb
7.95
8.81
-0.86
Mar
6.10
6.79
-0.69
Apr
2.84
3.13
-0.29
May
1.15
1.26
-0.11
Jun
0.27
0.36
-0.09
Jul
0.02
0.01
0.01
Aug
0.04
0.05
-0.01
Sep
0.12
0.19
-0.07
Oct
1.70
1.96
-0.26
Nov
4.13
4.30
-0.17
Dec
8.40
8.84
-0.44
41.13
44.69
-3.56