Viewing Station: PA-BT-6 : Butler 6.6 SW
Oct 19, 2009 - May 17, 20265,783 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 2.27"
May 1-25, 2026(17 of 25 days covered by obs)
NOAA Normal
3.10"
Departure from Normal
-0.83" : 73% of Normal
Year-To-Date: 14.69"
Jan 1 to May 25, 2026(137 of 145 days covered by obs)
NOAA Normal
15.35"
Departure from Normal
-0.66" : 96% of Normal
Water Year-To-Date: 23.13"
Oct 1, 2025 to May 25, 2026(229 of 237 days covered by obs)
NOAA Normal
24.76"
Departure from Normal
-1.63" : 93% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.06
3.25
-0.19
Feb
2.42
2.51
-0.09
Mar
3.28
3.21
0.07
Apr
3.49
3.50
-0.01
May
3.84
3.77
0.07
Jun
4.56
4.26
0.30
Jul
4.18
4.19
-0.01
Aug
3.75
3.83
-0.08
Sep
3.78
3.78
0.00
Oct
3.13
3.07
0.06
Nov
3.04
3.20
-0.16
Dec
3.24
3.12
0.12
41.77
41.69
0.08