Viewing Station: PA-DL-15 : Bryn Mawr 0.7 W
Oct 1, 2018 - Dec 15, 20252,642 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.14"
December 1-15, 2025(15 of 15 days covered by obs)
NOAA Normal
2.06"
Departure from Normal
-0.92" : 55% of Normal
Year-To-Date: 37.38"
Jan 1 to Dec 15, 2025(349 of 349 days covered by obs)
NOAA Normal
45.37"
Departure from Normal
-7.99" : 82% of Normal
Water Year-To-Date: 6.62"
Oct 1, 2025 to Dec 15, 2025(76 of 76 days covered by obs)
NOAA Normal
9.35"
Departure from Normal
-2.73" : 71% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.42
3.53
-0.11
Feb
2.80
2.89
-0.09
Mar
4.09
4.26
-0.17
Apr
3.71
3.68
0.03
May
3.86
3.92
-0.06
Jun
4.36
4.21
0.15
Jul
4.69
4.66
0.03
Aug
4.49
4.81
-0.32
Sep
4.60
4.44
0.16
Oct
3.97
4.05
-0.08
Nov
3.32
3.24
0.08
Dec
4.25
4.42
-0.17
47.56
48.11
-0.55