Viewing Station: CO-AR-421 : Littleton 1.4 ENE
Dec 30, 2022 - Sep 7, 20251,079 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.00"
September 1-8, 2025(7 of 8 days covered by obs)
NOAA Normal
0.38"
Departure from Normal
-0.38" : 0% of Normal
Year-To-Date: 10.01"
Jan 1 to Sep 8, 2025(250 of 251 days covered by obs)
NOAA Normal
12.75"
Departure from Normal
-2.74" : 79% of Normal
Water Year-To-Date: 13.08"
Oct 1, 2024 to Sep 8, 2025(341 of 343 days covered by obs)
NOAA Normal
15.21"
Departure from Normal
-2.13" : 86% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.50
0.52
-0.02
Feb
0.58
0.64
-0.06
Mar
1.34
1.44
-0.10
Apr
2.01
2.19
-0.18
May
2.40
2.41
-0.01
Jun
1.78
1.71
0.07
Jul
1.91
1.94
-0.03
Aug
1.85
1.82
0.03
Sep
1.43
1.31
0.12
Oct
1.12
1.22
-0.10
Nov
0.78
0.83
-0.05
Dec
0.56
0.57
-0.01
16.26
16.60
-0.34