Viewing Station: cust015 : Anselmo 9.2 NW
Aug 1, 2004 - Sep 19, 20268,008 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.65"
September 1-21, 2026(19 of 21 days covered by obs)
NOAA Normal
1.37"
Departure from Normal
-0.72" : 47% of Normal
Year-To-Date: 22.12"
Jan 1 to Sep 21, 2026(261 of 264 days covered by obs)
NOAA Normal
20.28"
Departure from Normal
1.84" : 109% of Normal
Water Year-To-Date: 24.53"
Oct 1, 2025 to Sep 21, 2026(353 of 356 days covered by obs)
NOAA Normal
23.58"
Departure from Normal
0.95" : 104% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.44
0.48
-0.04
Feb
0.70
0.69
0.01
Mar
1.27
1.29
-0.02
Apr
2.60
2.79
-0.19
May
3.84
3.92
-0.08
Jun
3.92
3.95
-0.03
Jul
3.36
3.24
0.12
Aug
2.78
2.84
-0.06
Sep
1.96
2.04
-0.08
Oct
1.94
1.95
-0.01
Nov
0.77
0.81
-0.04
Dec
0.59
0.56
0.03
24.17
24.56
-0.39