Viewing Station: CO-BO-248 : Niwot 2.3 W
Aug 13, 2007 - Apr 14, 20266,046 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.02"
April 1-15, 2026(14 of 15 days covered by obs)
NOAA Normal
1.17"
Departure from Normal
-1.15" : 2% of Normal
Year-To-Date: 0.86"
Jan 1 to Apr 15, 2026(103 of 105 days covered by obs)
NOAA Normal
3.96"
Departure from Normal
-3.10" : 22% of Normal
Water Year-To-Date: 2.05"
Oct 1, 2025 to Apr 15, 2026(194 of 197 days covered by obs)
NOAA Normal
6.64"
Departure from Normal
-4.59" : 31% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.57
0.51
0.06
Feb
0.69
0.60
0.09
Mar
1.53
1.37
0.16
Apr
2.34
2.05
0.29
May
2.79
2.54
0.25
Jun
1.83
1.64
0.19
Jul
1.67
1.40
0.27
Aug
1.66
1.31
0.35
Sep
1.42
1.61
-0.19
Oct
1.25
1.15
0.10
Nov
0.87
0.77
0.10
Dec
0.56
0.51
0.05
17.18
15.46
1.72