Viewing Station: PA-AL-74 : Pittsburgh 3.6 NNW
Nov 4, 2018 - Sep 20, 20262,595 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 5.16"
September 1-20, 2026(20 of 20 days covered by obs)
NOAA Normal
2.29"
Departure from Normal
2.87" : 226% of Normal
Year-To-Date: 35.07"
Jan 1 to Sep 20, 2026(201 of 263 days covered by obs)
NOAA Normal
30.17"
Departure from Normal
4.90" : 116% of Normal
Water Year-To-Date: 40.72"
Oct 1, 2025 to Sep 20, 2026(279 of 355 days covered by obs)
NOAA Normal
38.97"
Departure from Normal
1.75" : 104% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.93
3.16
-0.23
Feb
2.44
2.55
-0.11
Mar
3.20
3.22
-0.02
Apr
3.39
3.33
0.06
May
3.88
3.87
0.01
Jun
4.21
4.28
-0.07
Jul
4.24
4.16
0.08
Aug
3.59
3.49
0.10
Sep
3.43
3.42
0.01
Oct
2.91
2.89
0.02
Nov
2.80
2.90
-0.10
Dec
3.09
3.15
-0.06
40.11
40.42
-0.31