Viewing Station: CA-SD-221 : San Diego 6.6 S
Jun 30, 2021 - Sep 17, 2025540 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
September 1-17, 2025(17 of 17 days covered by obs)
NOAA Normal
0.06"
Departure from Normal
-0.06" : 0% of Normal
Year-To-Date: 5.23"
Jan 1 to Sep 17, 2025(141 of 260 days covered by obs)
NOAA Normal
6.74"
Departure from Normal
-1.51" : 78% of Normal
Water Year-To-Date: 5.47"
Oct 1, 2024 to Sep 17, 2025(144 of 352 days covered by obs)
NOAA Normal
9.58"
Departure from Normal
-4.11" : 57% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.89
2.12
-0.23
Feb
2.22
2.50
-0.28
Mar
1.57
1.72
-0.15
Apr
0.67
0.79
-0.12
May
0.23
0.29
-0.06
Jun
0.06
0.05
0.01
Jul
0.02
0.08
-0.06
Aug
0.02
0.03
-0.01
Sep
0.11
0.11
0.00
Oct
0.40
0.49
-0.09
Nov
0.81
0.79
0.02
Dec
1.63
1.78
-0.15
9.63
10.75
-1.12