Viewing Station: IA-PK-83 : Altoona 1.5 SSE
May 16, 2015 - May 20, 20264,024 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.81"
May 1-20, 2026(20 of 20 days covered by obs)
NOAA Normal
3.28"
Departure from Normal
-0.47" : 86% of Normal
Year-To-Date: 12.48"
Jan 1 to May 20, 2026(145 of 140 days covered by obs)
NOAA Normal
11.03"
Departure from Normal
1.45" : 113% of Normal
Water Year-To-Date: 16.89"
Oct 1, 2025 to May 20, 2026(241 of 232 days covered by obs)
NOAA Normal
16.75"
Departure from Normal
0.14" : 101% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
0.86
0.92
-0.06
Feb
1.11
1.18
-0.07
Mar
2.02
2.00
0.02
Apr
3.76
3.65
0.11
May
5.08
4.93
0.15
Jun
5.17
5.19
-0.02
Jul
3.99
4.09
-0.10
Aug
4.17
3.97
0.20
Sep
3.52
3.33
0.19
Oct
2.62
2.59
0.03
Nov
1.83
1.77
0.06
Dec
1.27
1.33
-0.06
35.40
34.95
0.45