Viewing Station: PA-NH-15 : Portland 2.7 WNW
Jul 29, 2016 - Oct 18, 20253,068 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 1.21"
October 1-18, 2025(18 of 18 days covered by obs)
NOAA Normal
2.66"
Departure from Normal
-1.45" : 45% of Normal
Year-To-Date: 33.97"
Jan 1 to Oct 18, 2025(277 of 291 days covered by obs)
NOAA Normal
40.34"
Departure from Normal
-6.37" : 84% of Normal
Water Year-To-Date: 1.21"
Oct 1, 2025 to Oct 18, 2025(18 of 18 days covered by obs)
NOAA Normal
2.66"
Departure from Normal
-1.45" : 45% of Normal
MonthNOAA Normals (in)PRISM Normals (in)Diff (in)
Jan
3.63
3.66
-0.03
Feb
2.83
2.95
-0.12
Mar
3.91
3.91
0.00
Apr
4.08
4.11
-0.03
May
4.08
4.26
-0.18
Jun
4.99
4.88
0.11
Jul
4.58
4.83
-0.25
Aug
4.69
4.79
-0.10
Sep
4.89
5.06
-0.17
Oct
4.58
5.10
-0.52
Nov
3.55
3.59
-0.04
Dec
4.30
4.44
-0.14
50.11
51.58
-1.47