Viewing Station: CA-OR-27 : Irvine 4.1 NNE
Oct 25, 2011 - Dec 22, 20254,903 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.02"
December 1-22, 2025(22 of 22 days covered by obs)
NOAA Normal
1.45"
Departure from Normal
-1.43" : 1% of Normal
Year-To-Date: 12.84"
Jan 1 to Dec 22, 2025(351 of 356 days covered by obs)
NOAA Normal
11.58"
Departure from Normal
1.26" : 111% of Normal
Water Year-To-Date: 6.37"
Oct 1, 2025 to Dec 22, 2025(83 of 83 days covered by obs)
NOAA Normal
2.77"
Departure from Normal
3.60" : 230% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.76
2.63
0.13
Feb
3.11
3.01
0.10
Mar
1.75
1.89
-0.14
Apr
0.74
0.78
-0.04
May
0.25
0.33
-0.08
Jun
0.05
0.09
-0.04
Jul
0.03
0.05
-0.02
Aug
0.01
0.00
0.01
Sep
0.11
0.16
-0.05
Oct
0.49
0.53
-0.04
Nov
0.83
0.89
-0.06
Dec
2.05
2.14
-0.09
12.18
12.50
-0.32