Viewing Station: CO-BO-462 : Boulder 0.8 NE
Jun 8, 2017 - Sep 17, 20252,738 Total Observations
View:

Climatology

Precipitation Normals Comparison

Month-To-Date: 0.52"
September 1-17, 2025(17 of 17 days covered by obs)
NOAA Normal
0.82"
Departure from Normal
-0.30" : 64% of Normal
Year-To-Date: 10.90"
Jan 1 to Sep 17, 2025(208 of 260 days covered by obs)
NOAA Normal
14.34"
Departure from Normal
-3.44" : 76% of Normal
Water Year-To-Date: 13.93"
Oct 1, 2024 to Sep 17, 2025(291 of 352 days covered by obs)
NOAA Normal
17.30"
Departure from Normal
-3.37" : 81% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.64
0.61
0.03
Feb
0.78
0.75
0.03
Mar
1.68
1.61
0.07
Apr
2.49
2.49
0.00
May
2.73
2.81
-0.08
Jun
1.82
1.78
0.04
Jul
1.71
1.61
0.10
Aug
1.67
1.51
0.16
Sep
1.44
1.97
-0.53
Oct
1.32
1.31
0.01
Nov
1.00
0.91
0.09
Dec
0.64
0.61
0.03
17.92
17.97
-0.05