Viewing Station: PA-CH-38 : Atglen 0.2 W
Mar 17, 2019 - Sep 20, 20261,950 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.77"
September 1-20, 2026(20 of 20 days covered by obs)
NOAA Normal
3.22"
Departure from Normal
-0.45" : 86% of Normal
Year-To-Date: 32.99"
Jan 1 to Sep 20, 2026(240 of 263 days covered by obs)
NOAA Normal
34.89"
Departure from Normal
-1.90" : 95% of Normal
Water Year-To-Date: 39.00"
Oct 1, 2025 to Sep 20, 2026(332 of 355 days covered by obs)
NOAA Normal
46.69"
Departure from Normal
-7.69" : 84% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.41
3.57
-0.16
Feb
2.74
2.87
-0.13
Mar
4.17
4.30
-0.13
Apr
3.86
3.76
0.10
May
3.67
3.85
-0.18
Jun
4.58
4.58
0.00
Jul
4.78
4.60
0.18
Aug
4.46
4.47
-0.01
Sep
4.83
4.89
-0.06
Oct
4.41
4.47
-0.06
Nov
3.38
3.36
0.02
Dec
4.01
4.27
-0.26
48.30
48.99
-0.69