Viewing Station: PA-MT-91 : Collegeville 0.8 NNE
Nov 1, 2015 - Aug 21, 20262,464 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 6.37"
August 1-21, 2026(21 of 21 days covered by obs)
NOAA Normal
2.95"
Departure from Normal
3.42" : 216% of Normal
Year-To-Date: 28.01"
Jan 1 to Aug 21, 2026(231 of 233 days covered by obs)
NOAA Normal
29.46"
Departure from Normal
-1.45" : 95% of Normal
Water Year-To-Date: 36.16"
Oct 1, 2025 to Aug 21, 2026(322 of 325 days covered by obs)
NOAA Normal
40.80"
Departure from Normal
-4.64" : 89% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.24
3.41
-0.17
Feb
2.74
2.76
-0.02
Mar
3.94
3.92
0.02
Apr
3.70
3.68
0.02
May
3.89
3.84
0.05
Jun
4.29
4.10
0.19
Jul
4.71
4.72
-0.01
Aug
4.35
4.50
-0.15
Sep
4.53
4.63
-0.10
Oct
4.06
4.19
-0.13
Nov
3.19
3.21
-0.02
Dec
4.09
4.22
-0.13
46.73
47.18
-0.45