Viewing Station: CO-DG-313 : Castle Pines 3.7 N
May 20, 2019 - Sep 30, 20261,741 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.65"
September 1-30, 2026(18 of 30 days covered by obs)
NOAA Normal
1.39"
Departure from Normal
0.26" : 119% of Normal
Year-To-Date: 10.05"
Jan 1 to Sep 30, 2026(192 of 273 days covered by obs)
NOAA Normal
15.04"
Departure from Normal
-4.99" : 67% of Normal
Water Year-To-Date: 11.40"
Oct 1, 2025 to Sep 30, 2026(257 of 365 days covered by obs)
NOAA Normal
17.49"
Departure from Normal
-6.09" : 65% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.62
0.71
-0.09
Feb
0.68
0.73
-0.05
Mar
1.46
1.65
-0.19
Apr
2.24
2.39
-0.15
May
2.27
2.46
-0.19
Jun
1.87
2.19
-0.32
Jul
2.38
2.38
0.00
Aug
2.13
2.37
-0.24
Sep
1.39
1.49
-0.10
Oct
1.05
1.23
-0.18
Nov
0.76
0.97
-0.21
Dec
0.64
0.74
-0.10
17.49
19.31
-1.82