Viewing Station: PA-AL-158 : Allison Park 2.0 NW
Apr 24, 2023 - Apr 29, 2026823 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 4.77"
April 1-29, 2026(29 of 29 days covered by obs)
NOAA Normal
3.32"
Departure from Normal
1.45" : 144% of Normal
Year-To-Date: 14.13"
Jan 1 to Apr 29, 2026(107 of 119 days covered by obs)
NOAA Normal
11.87"
Departure from Normal
2.26" : 119% of Normal
Water Year-To-Date: 18.13"
Oct 1, 2025 to Apr 29, 2026(178 of 211 days covered by obs)
NOAA Normal
20.94"
Departure from Normal
-2.81" : 87% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
2.96
3.26
-0.30
Feb
2.39
2.63
-0.24
Mar
3.20
3.16
0.04
Apr
3.43
3.52
-0.09
May
3.88
3.91
-0.03
Jun
4.36
4.31
0.05
Jul
4.38
4.21
0.17
Aug
3.61
3.56
0.05
Sep
3.57
3.60
-0.03
Oct
3.00
3.02
-0.02
Nov
2.87
3.06
-0.19
Dec
3.20
3.22
-0.02
40.85
41.46
-0.61