Viewing Station: AL-SH-67 : Helena 1.2 SE
Sep 6, 2019 - Dec 7, 20251,742 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 0.77"
December 1-7, 2025(6 of 7 days covered by obs)
NOAA Normal
1.13"
Departure from Normal
-0.36" : 68% of Normal
Year-To-Date: 50.82"
Jan 1 to Dec 7, 2025(298 of 341 days covered by obs)
NOAA Normal
51.58"
Departure from Normal
-0.76" : 99% of Normal
Water Year-To-Date: 6.31"
Oct 1, 2025 to Dec 7, 2025(57 of 68 days covered by obs)
NOAA Normal
9.04"
Departure from Normal
-2.73" : 70% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
5.23
5.22
0.01
Feb
5.41
5.38
0.03
Mar
5.34
5.25
0.09
Apr
4.96
5.12
-0.16
May
4.14
4.23
-0.09
Jun
4.58
4.62
-0.04
Jul
4.82
4.46
0.36
Aug
4.07
4.35
-0.28
Sep
3.99
4.08
-0.09
Oct
3.36
3.30
0.06
Nov
4.55
4.46
0.09
Dec
5.01
5.08
-0.07
55.46
55.55
-0.09