Viewing Station: ID-BT-4 : Arco 3.7 S
May 3, 2023 - Oct 27, 2025878 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.04"
October 1-28, 2025(27 of 28 days covered by obs)
NOAA Normal
0.73"
Departure from Normal
0.31" : 142% of Normal
Year-To-Date: 4.40"
Jan 1 to Oct 28, 2025(298 of 301 days covered by obs)
NOAA Normal
8.07"
Departure from Normal
-3.67" : 55% of Normal
Water Year-To-Date: 1.04"
Oct 1, 2025 to Oct 28, 2025(27 of 28 days covered by obs)
NOAA Normal
0.73"
Departure from Normal
0.31" : 142% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.96
0.82
0.14
Feb
0.77
0.65
0.12
Mar
0.79
0.67
0.12
Apr
0.90
0.85
0.05
May
1.34
1.17
0.17
Jun
1.03
0.99
0.04
Jul
0.39
0.29
0.10
Aug
0.50
0.50
0.00
Sep
0.66
0.64
0.02
Oct
0.81
0.66
0.15
Nov
0.64
0.48
0.16
Dec
1.08
0.76
0.32
9.87
8.48
1.39