Viewing Station: PA-CH-64 : Pottstown 3.0 SSE
Jul 25, 2023 - Sep 20, 20261,099 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.79"
September 1-20, 2026(14 of 20 days covered by obs)
NOAA Normal
3.17"
Departure from Normal
-0.38" : 88% of Normal
Year-To-Date: 30.83"
Jan 1 to Sep 20, 2026(257 of 263 days covered by obs)
NOAA Normal
34.07"
Departure from Normal
-3.24" : 90% of Normal
Water Year-To-Date: 38.44"
Oct 1, 2025 to Sep 20, 2026(349 of 355 days covered by obs)
NOAA Normal
45.26"
Departure from Normal
-6.82" : 85% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.20
3.41
-0.21
Feb
2.79
2.80
-0.01
Mar
3.89
4.01
-0.12
Apr
3.71
3.68
0.03
May
3.82
3.77
0.05
Jun
4.36
4.12
0.24
Jul
4.85
4.65
0.20
Aug
4.28
4.43
-0.15
Sep
4.76
4.76
0.00
Oct
4.05
4.29
-0.24
Nov
3.15
3.21
-0.06
Dec
3.99
4.22
-0.23
46.85
47.35
-0.50