Viewing Station: ID-AD-5 : Boise 4.4 WNW
Jan 1, 2009 - May 26, 20266,247 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.05"
May 1-26, 2026(15 of 26 days covered by obs)
NOAA Normal
1.23"
Departure from Normal
-1.18" : 4% of Normal
Year-To-Date: 7.00"
Jan 1 to May 26, 2026(134 of 146 days covered by obs)
NOAA Normal
6.79"
Departure from Normal
0.21" : 103% of Normal
Water Year-To-Date: 11.38"
Oct 1, 2025 to May 26, 2026(225 of 238 days covered by obs)
NOAA Normal
10.81"
Departure from Normal
0.57" : 105% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.61
1.47
0.14
Feb
1.18
1.03
0.15
Mar
1.41
1.42
-0.01
Apr
1.36
1.20
0.16
May
1.47
1.48
-0.01
Jun
0.82
0.79
0.03
Jul
0.22
0.25
-0.03
Aug
0.17
0.19
-0.02
Sep
0.45
0.44
0.01
Oct
0.92
0.81
0.11
Nov
1.36
1.20
0.16
Dec
1.74
1.61
0.13
12.71
11.89
0.82