Viewing Station: PA-AL-158 : Allison Park 2.0 NW
Apr 24, 2023 - Nov 18, 2025678 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 0.21"
November 1-18, 2025(14 of 18 days covered by obs)
NOAA Normal
1.72"
Departure from Normal
-1.51" : 12% of Normal
Year-To-Date: 35.24"
Jan 1 to Nov 18, 2025(248 of 322 days covered by obs)
NOAA Normal
36.50"
Departure from Normal
-1.26" : 97% of Normal
Water Year-To-Date: 1.53"
Oct 1, 2025 to Nov 18, 2025(34 of 49 days covered by obs)
NOAA Normal
4.72"
Departure from Normal
-3.19" : 32% 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