Viewing Station: ID-ON-1 : Holbrook 4.0 NNE
Dec 24, 2008 - Sep 19, 20265,804 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.23"
September 1-21, 2026(19 of 21 days covered by obs)
NOAA Normal
0.76"
Departure from Normal
-0.53" : 30% of Normal
Year-To-Date: 4.69"
Jan 1 to Sep 21, 2026(262 of 264 days covered by obs)
NOAA Normal
11.34"
Departure from Normal
-6.65" : 41% of Normal
Water Year-To-Date: 9.30"
Oct 1, 2025 to Sep 21, 2026(353 of 356 days covered by obs)
NOAA Normal
15.33"
Departure from Normal
-6.03" : 61% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.77
1.55
0.22
Feb
1.43
1.20
0.23
Mar
1.31
1.21
0.10
Apr
1.59
1.33
0.26
May
2.05
1.97
0.08
Jun
1.01
1.06
-0.05
Jul
0.67
0.64
0.03
Aug
0.75
0.66
0.09
Sep
1.08
1.07
0.01
Oct
1.18
1.13
0.05
Nov
1.09
1.05
0.04
Dec
1.72
1.49
0.23
15.65
14.36
1.29