Viewing Station: CA-CC-31 : Walnut Creek 2.3 WSW
Sep 1, 2014 - Jun 29, 20264,246 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
June 1-29, 2026(28 of 29 days covered by obs)
NOAA Normal
0.11"
Departure from Normal
-0.11" : 0% of Normal
Year-To-Date: 12.99"
Jan 1 to Jun 29, 2026(179 of 180 days covered by obs)
NOAA Normal
12.72"
Departure from Normal
0.27" : 102% of Normal
Water Year-To-Date: 22.14"
Oct 1, 2025 to Jun 29, 2026(271 of 272 days covered by obs)
NOAA Normal
19.45"
Departure from Normal
2.69" : 114% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.96
4.84
-0.88
Feb
3.74
4.75
-1.01
Mar
2.94
3.43
-0.49
Apr
1.36
1.63
-0.27
May
0.61
0.81
-0.20
Jun
0.11
0.18
-0.07
Jul
0.00
0.01
-0.01
Aug
0.02
0.04
-0.02
Sep
0.08
0.08
0.00
Oct
0.90
1.11
-0.21
Nov
1.89
2.42
-0.53
Dec
3.94
4.86
-0.92
19.55
24.16
-4.61