Viewing Station: CO-BO-565 : Boulder 4.5 ESE
Mar 22, 2022 - Jun 21, 2025876 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.26"
June 1-21, 2025(21 of 21 days covered by obs)
NOAA Normal
1.27"
Departure from Normal
-0.01" : 99% of Normal
Year-To-Date: 8.20"
Jan 1 to Jun 21, 2025(127 of 172 days covered by obs)
NOAA Normal
9.39"
Departure from Normal
-1.19" : 87% of Normal
Water Year-To-Date: 8.42"
Oct 1, 2024 to Jun 21, 2025(186 of 264 days covered by obs)
NOAA Normal
12.20"
Departure from Normal
-3.78" : 69% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.61
0.63
-0.02
Feb
0.75
0.74
0.01
Mar
1.61
1.58
0.03
Apr
2.43
2.39
0.04
May
2.72
2.72
0.00
Jun
1.82
1.60
0.22
Jul
1.70
1.61
0.09
Aug
1.68
1.45
0.23
Sep
1.42
1.75
-0.33
Oct
1.28
1.39
-0.11
Nov
0.94
0.93
0.01
Dec
0.59
0.63
-0.04
17.55
17.42
0.13