Viewing Station: PA-WS-22 : Canonsburg 3.7 NW
Sep 12, 2017 - Oct 18, 20252,661 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.45"
October 1-18, 2025(18 of 18 days covered by obs)
NOAA Normal
1.76"
Departure from Normal
-1.31" : 26% of Normal
Year-To-Date: 36.22"
Jan 1 to Oct 18, 2025(291 of 291 days covered by obs)
NOAA Normal
33.86"
Departure from Normal
2.36" : 107% of Normal
Water Year-To-Date: 0.45"
Oct 1, 2025 to Oct 18, 2025(18 of 18 days covered by obs)
NOAA Normal
1.76"
Departure from Normal
-1.31" : 26% 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