Viewing Station: PA-MT-67 : Fort Washington 0.8 NW
Nov 19, 2011 - Sep 20, 20265,350 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.80"
September 1-20, 2026(20 of 20 days covered by obs)
NOAA Normal
2.91"
Departure from Normal
-1.11" : 62% of Normal
Year-To-Date: 31.72"
Jan 1 to Sep 20, 2026(263 of 263 days covered by obs)
NOAA Normal
34.65"
Departure from Normal
-2.93" : 92% of Normal
Water Year-To-Date: 40.25"
Oct 1, 2025 to Sep 20, 2026(355 of 355 days covered by obs)
NOAA Normal
46.46"
Departure from Normal
-6.21" : 87% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.47
3.53
-0.06
Feb
2.75
2.82
-0.07
Mar
4.16
4.19
-0.03
Apr
3.75
3.73
0.02
May
4.01
3.96
0.05
Jun
4.28
4.23
0.05
Jul
4.75
4.75
0.00
Aug
4.57
4.79
-0.22
Sep
4.37
4.46
-0.09
Oct
4.15
4.15
0.00
Nov
3.33
3.27
0.06
Dec
4.33
4.40
-0.07
47.92
48.28
-0.36