Viewing Station: IA-CY-6 : Spencer 7.0 S
Mar 10, 2022 - Sep 15, 20251,233 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.31"
September 1-15, 2025(15 of 15 days covered by obs)
NOAA Normal
1.58"
Departure from Normal
-1.27" : 20% of Normal
Year-To-Date: 28.34"
Jan 1 to Sep 15, 2025(257 of 258 days covered by obs)
NOAA Normal
24.23"
Departure from Normal
4.11" : 117% of Normal
Water Year-To-Date: 32.85"
Oct 1, 2024 to Sep 15, 2025(347 of 350 days covered by obs)
NOAA Normal
29.00"
Departure from Normal
3.85" : 113% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.65
0.70
-0.05
Feb
0.82
0.82
0.00
Mar
1.60
1.65
-0.05
Apr
3.32
3.36
-0.04
May
4.23
4.28
-0.05
Jun
4.78
4.76
0.02
Jul
3.52
3.53
-0.01
Aug
3.73
3.80
-0.07
Sep
3.16
3.16
0.00
Oct
2.34
2.33
0.01
Nov
1.45
1.41
0.04
Dec
0.98
0.95
0.03
30.58
30.75
-0.17