Viewing Station: CO-BO-391 : Boulder 2.2 W
Oct 7, 2014 - May 7, 20252,571 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.75"
May 1-8, 2025(6 of 8 days covered by obs)
NOAA Normal
0.69"
Departure from Normal
1.06" : 252% of Normal
Year-To-Date: 5.96"
Jan 1 to May 8, 2025(57 of 128 days covered by obs)
NOAA Normal
6.10"
Departure from Normal
-0.14" : 98% of Normal
Water Year-To-Date: 7.90"
Oct 1, 2024 to May 8, 2025(101 of 220 days covered by obs)
NOAA Normal
8.77"
Departure from Normal
-0.87" : 90% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.58
0.76
-0.18
Feb
0.78
1.01
-0.23
Mar
1.60
1.89
-0.29
Apr
2.45
2.85
-0.40
May
2.69
3.30
-0.61
Jun
1.87
2.19
-0.32
Jul
1.95
1.72
0.23
Aug
1.79
1.64
0.15
Sep
1.54
2.11
-0.57
Oct
1.22
1.65
-0.43
Nov
0.88
1.09
-0.21
Dec
0.57
0.80
-0.23
17.92
21.01
-3.09