Online Highways Home > Maine > Portland City Map with Features Portland International Jetport Weather Station of the U.S. Weather Service Located in Portland in Cumberland County, Maine, Portland International Jetport is at an elevation of 45 feet and was established as a weather station on 01 Aug 1931. From 1971 to 2000, the following average readings were recorded: - - - - - - - - - JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC YEAR Average High....... 30.9 34.1 42.2 52.8 63.3 72.8 78.8 77.3 68.9 57.9 47.1 36.4 55.2 Average Low........ 12.5 15.6 25.2 34.7 44.2 52.9 58.6 57.2 48.5 37.4 29.5 18.7 36.3 Monthly Precipitn.. 4.09 3.14 4.14 4.26 3.82 3.28 3.32 3.05 3.37 4.40 4.72 4.24 45.83 Heating Degree Days 1346 1145 988 649 361 116 19 37 199 523 790 1152 7325 Cooling Degree Days 0 0 0 0 7 51 144 120 24 1 0 0 347 Read reviews and find hotels in Portland. Location: Portland Maine See more Science. Other upcoming events include:

Search Portland Maine 6 What have people been Tweeting about Portland?

IanAshby "off to the Bayou in Portland to have breakfast with Kyle Smith"
erikadotnet "Stephen Malkmus "Real Emotional Trash (Live)" (01.20.2007 (Portland, OR))"
MentorPlanet "Only $35. RT @ChristinasWorld: Ned.com Social Entrepreneur Unconference - Feb 5-7, 2010, Portland http://bit.ly/6AXXld #socent"
BethRenee "Only $35. RT @ChristinasWorld: Ned.com Social Entrepreneur Unconference - Feb 5-7, 2010, Portland http://bit.ly/6AXXld #socent"
gardensandcraft "Old World English Trough made from peat moss, sand & portland cement - DIY Project http://bit.ly/2qwkuP"
terminalgravity "Piano (NE Portland): I have a Piano that I hate to see go, but it's necessary I just don't have the room for it anymore. It still works ..."
reiserlaw "RT @Ch11_bankruptcy: Well known downtown Portland developer files for Chapter 11; http://bit.ly/6AMOjL"
topix_or "Portland Plan public workshops begin tonight - http://bit.ly/7gXxO6 #Portland #Oregon"
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