Viewing Station: PA-SS-19 : Harford 1.4 NNE
Oct 10, 2012 - Sep 20, 20263,479 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 5.39"
September 1-20, 2026(18 of 20 days covered by obs)
NOAA Normal
2.93"
Departure from Normal
2.46" : 184% of Normal
Year-To-Date: 19.74"
Jan 1 to Sep 20, 2026(117 of 263 days covered by obs)
NOAA Normal
33.79"
Departure from Normal
-14.05" : 58% of Normal
Water Year-To-Date: 25.11"
Oct 1, 2025 to Sep 20, 2026(160 of 355 days covered by obs)
NOAA Normal
44.85"
Departure from Normal
-19.74" : 56% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.21
3.16
0.05
Feb
2.64
2.57
0.07
Mar
3.32
3.30
0.02
Apr
3.97
3.80
0.17
May
4.14
4.16
-0.02
Jun
4.45
4.70
-0.25
Jul
4.49
4.58
-0.09
Aug
4.64
4.17
0.47
Sep
4.40
4.35
0.05
Oct
4.36
4.24
0.12
Nov
3.31
3.26
0.05
Dec
3.39
3.36
0.03
46.32
45.65
0.67