Viewing Station: PA-AL-157 : Pittsburgh 3.2 NW
May 2, 2023 - Sep 20, 2026920 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 4.63"
September 1-20, 2026(20 of 20 days covered by obs)
NOAA Normal
2.29"
Departure from Normal
2.34" : 202% of Normal
Year-To-Date: 34.05"
Jan 1 to Sep 20, 2026(214 of 263 days covered by obs)
NOAA Normal
30.17"
Departure from Normal
3.88" : 113% of Normal
Water Year-To-Date: 38.75"
Oct 1, 2025 to Sep 20, 2026(297 of 355 days covered by obs)
NOAA Normal
38.97"
Departure from Normal
-0.22" : 99% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.93
3.11
-0.18
Feb
2.44
2.53
-0.09
Mar
3.20
3.20
0.00
Apr
3.39
3.27
0.12
May
3.88
3.78
0.10
Jun
4.21
4.17
0.04
Jul
4.24
4.12
0.12
Aug
3.59
3.40
0.19
Sep
3.43
3.34
0.09
Oct
2.91
2.80
0.11
Nov
2.80
2.83
-0.03
Dec
3.09
3.11
-0.02
40.11
39.66
0.45