Viewing Station: CO-BO-481 : Boulder 3.6 SSE
Jul 9, 2017 - Jun 8, 20261,663 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.02"
June 1-13, 2026(8 of 13 days covered by obs)
NOAA Normal
0.78"
Departure from Normal
-0.76" : 3% of Normal
Year-To-Date: 4.34"
Jan 1 to Jun 13, 2026(153 of 164 days covered by obs)
NOAA Normal
9.27"
Departure from Normal
-4.93" : 47% of Normal
Water Year-To-Date: 5.62"
Oct 1, 2025 to Jun 13, 2026(245 of 256 days covered by obs)
NOAA Normal
12.28"
Departure from Normal
-6.66" : 46% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.66
0.67
-0.01
Feb
0.81
0.83
-0.02
Mar
1.72
1.76
-0.04
Apr
2.56
2.65
-0.09
May
2.74
2.92
-0.18
Jun
1.80
1.80
0.00
Jul
1.73
1.70
0.03
Aug
1.70
1.65
0.05
Sep
1.44
1.99
-0.55
Oct
1.32
1.47
-0.15
Nov
1.03
1.01
0.02
Dec
0.66
0.73
-0.07
18.17
19.18
-1.01