Viewing Station: IA-DB-31 : Bellevue 12.2 NW
Apr 1, 2024 - May 20, 2026748 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.75"
May 1-20, 2026(19 of 20 days covered by obs)
NOAA Normal
2.73"
Departure from Normal
-0.98" : 64% of Normal
Year-To-Date: 14.44"
Jan 1 to May 20, 2026(139 of 140 days covered by obs)
NOAA Normal
11.44"
Departure from Normal
3.00" : 126% of Normal
Water Year-To-Date: 20.24"
Oct 1, 2025 to May 20, 2026(229 of 232 days covered by obs)
NOAA Normal
18.41"
Departure from Normal
1.83" : 110% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
1.28
1.26
0.02
Feb
1.50
1.51
-0.01
Mar
2.16
2.11
0.05
Apr
3.77
3.83
-0.06
May
4.23
4.31
-0.08
Jun
5.54
5.60
-0.06
Jul
4.70
4.66
0.04
Aug
3.98
3.91
0.07
Sep
3.64
3.67
-0.03
Oct
2.98
2.97
0.01
Nov
2.27
2.26
0.01
Dec
1.72
1.76
-0.04
37.77
37.85
-0.08