Viewing Station: PA-WS-22 : Canonsburg 3.7 NW
Sep 12, 2017 - May 25, 20262,849 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 4.81"
May 1-25, 2026(25 of 25 days covered by obs)
NOAA Normal
3.31"
Departure from Normal
1.50" : 145% of Normal
Year-To-Date: 18.52"
Jan 1 to May 25, 2026(145 of 145 days covered by obs)
NOAA Normal
15.86"
Departure from Normal
2.66" : 117% of Normal
Water Year-To-Date: 25.97"
Oct 1, 2025 to May 25, 2026(237 of 237 days covered by obs)
NOAA Normal
24.81"
Departure from Normal
1.16" : 105% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.13
3.23
-0.10
Feb
2.60
2.57
0.03
Mar
3.32
3.31
0.01
Apr
3.50
3.43
0.07
May
4.11
4.07
0.04
Jun
4.12
4.30
-0.18
Jul
4.18
4.01
0.17
Aug
3.70
3.49
0.21
Sep
3.44
3.43
0.01
Oct
3.03
3.02
0.01
Nov
2.82
3.00
-0.18
Dec
3.10
3.21
-0.11
41.05
41.07
-0.02