Viewing Station: PA-WS-21 : Finleyville 0.5 NNW
Apr 16, 2017 - Sep 20, 20262,662 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 8.38"
September 1-20, 2026(20 of 20 days covered by obs)
NOAA Normal
2.29"
Departure from Normal
6.09" : 365% of Normal
Year-To-Date: 39.87"
Jan 1 to Sep 20, 2026(184 of 263 days covered by obs)
NOAA Normal
30.89"
Departure from Normal
8.98" : 129% of Normal
Water Year-To-Date: 46.44"
Oct 1, 2025 to Sep 20, 2026(260 of 355 days covered by obs)
NOAA Normal
39.77"
Departure from Normal
6.67" : 117% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.01
3.22
-0.21
Feb
2.60
2.65
-0.05
Mar
3.27
3.32
-0.05
Apr
3.43
3.38
0.05
May
4.02
4.05
-0.03
Jun
4.34
4.52
-0.18
Jul
4.17
4.11
0.06
Aug
3.76
3.69
0.07
Sep
3.44
3.36
0.08
Oct
2.93
3.01
-0.08
Nov
2.84
2.98
-0.14
Dec
3.11
3.30
-0.19
40.92
41.59
-0.67