Viewing Station: CO-BO-343 : Jamestown 2.5 SSE
Mar 11, 2013 - Sep 11, 20264,669 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.39"
September 1-11, 2026(11 of 11 days covered by obs)
NOAA Normal
0.58"
Departure from Normal
-0.19" : 68% of Normal
Year-To-Date: 10.57"
Jan 1 to Sep 11, 2026(254 of 254 days covered by obs)
NOAA Normal
14.44"
Departure from Normal
-3.87" : 73% of Normal
Water Year-To-Date: 12.25"
Oct 1, 2025 to Sep 11, 2026(346 of 346 days covered by obs)
NOAA Normal
16.88"
Departure from Normal
-4.63" : 73% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.54
0.73
-0.19
Feb
0.76
0.98
-0.22
Mar
1.44
2.00
-0.56
Apr
2.33
2.94
-0.61
May
2.68
3.30
-0.62
Jun
1.91
2.08
-0.17
Jul
2.20
2.21
-0.01
Aug
2.00
1.98
0.02
Sep
1.57
2.16
-0.59
Oct
1.16
1.38
-0.22
Nov
0.79
0.96
-0.17
Dec
0.49
0.80
-0.31
17.87
21.52
-3.65