Viewing Station: CO-BO-84 : Longmont 2.6 NW
Jun 12, 2003 - Sep 20, 20267,952 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 0.22"
September 1-20, 2026(19 of 20 days covered by obs)
NOAA Normal
0.95"
Departure from Normal
-0.73" : 23% of Normal
Year-To-Date: 4.61"
Jan 1 to Sep 20, 2026(66 of 263 days covered by obs)
NOAA Normal
13.45"
Departure from Normal
-8.84" : 34% of Normal
Water Year-To-Date: 5.15"
Oct 1, 2025 to Sep 20, 2026(121 of 355 days covered by obs)
NOAA Normal
15.93"
Departure from Normal
-10.78" : 32% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.54
0.40
0.14
Feb
0.62
0.53
0.09
Mar
1.45
1.18
0.27
Apr
2.17
1.88
0.29
May
2.65
2.49
0.16
Jun
1.80
1.45
0.35
Jul
1.68
1.29
0.39
Aug
1.59
1.34
0.25
Sep
1.43
1.34
0.09
Oct
1.18
1.03
0.15
Nov
0.81
0.68
0.13
Dec
0.49
0.44
0.05
16.41
14.05
2.36