Viewing Station: CA-SZ-36 : Boulder Creek 4.1 N
May 31, 2014 - Sep 17, 20253,398 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.18"
September 1-17, 2025(17 of 17 days covered by obs)
NOAA Normal
0.07"
Departure from Normal
0.11" : 265% of Normal
Year-To-Date: 23.84"
Jan 1 to Sep 17, 2025(257 of 260 days covered by obs)
NOAA Normal
26.85"
Departure from Normal
-3.01" : 89% of Normal
Water Year-To-Date: 39.31"
Oct 1, 2024 to Sep 17, 2025(347 of 352 days covered by obs)
NOAA Normal
41.08"
Departure from Normal
-1.77" : 96% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
8.41
8.21
0.20
Feb
7.95
8.41
-0.46
Mar
6.10
6.34
-0.24
Apr
2.84
2.98
-0.14
May
1.15
1.22
-0.07
Jun
0.27
0.33
-0.06
Jul
0.02
0.01
0.01
Aug
0.04
0.05
-0.01
Sep
0.12
0.17
-0.05
Oct
1.70
1.76
-0.06
Nov
4.13
3.98
0.15
Dec
8.40
8.47
-0.07
41.13
41.93
-0.80