Viewing Station: PA-NH-15 : Portland 2.7 WNW
Jul 29, 2016 - Aug 21, 20263,369 Total Observations
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Climatology

Precipitation Normals Comparison

Month-To-Date: 7.93"
August 1-21, 2026(20 of 21 days covered by obs)
NOAA Normal
3.18"
Departure from Normal
4.75" : 250% of Normal
Year-To-Date: 39.52"
Jan 1 to Aug 21, 2026(229 of 233 days covered by obs)
NOAA Normal
31.28"
Departure from Normal
8.24" : 126% of Normal
Water Year-To-Date: 47.59"
Oct 1, 2025 to Aug 21, 2026(319 of 325 days covered by obs)
NOAA Normal
43.71"
Departure from Normal
3.88" : 109% 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