2018 Long Range Weather Forecast for Portland, ME
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See long range weather forecasts for the next 60 days from The Old Farmer’s Almanac! Our long range forecasts can be used to make more informed decisions about future plans that depend on the weather, from vacations and weddings to sporting events and outdoor activities.
To see long term forecasts for the entire year, pick up a copy of the annual Old Farmer’s Almanac, available online and in stores.
Note: Long range forecasts are regional, not city-specific. If your city is located inside a region, the region's forecast will apply to you.
Free 2-Month Weather Forecast
| Dates | Weather Conditions |
|---|---|
| Apr 1-2 | Sunny, cool |
| Apr 3-7 | Rain and snow, then sunny, cool |
| Apr 8-13 | Sunny, warm |
| Apr 14-19 | Showers, cooler |
| Apr 20-23 | Rainy periods |
| Apr 24-30 | Showers, seasonable |
| April | temperature 47° (1° above avg.) precipitation 3" (1" above avg. north, 1" below south) |
| Dates | Weather Conditions |
|---|---|
| May 1-5 | Rainy periods |
| May 6-10 | Showers, cool |
| May 11-15 | Rainy, cool |
| May 16-20 | Sunny, nice |
| May 21-31 | T-storms, then sunny, warm |
| May | temperature 54° (1° below avg.) precipitation 5.5" (2" above avg.) |
Annual Weather Summary: November 2017 to October 2018
Winter will be milder than normal, on average, with above-normal precipitation and snowfall. The coldest periods will be in late December and early February. The snowiest periods will be in late November, early to mid-December, mid- to late January, and early to mid-February. April and May will be rainier than normal, with near-normal temperatures. Summer will be hotter and slightly drier than normal, with the hottest periods in early June, early and mid-July, and early August. September and October will be slightly cooler and drier than normal.
About the Northeast Region
The Northeast long range weather region includes all or part of the following states: CONNECTICUT (Canaan, North Granby, Sharon Valley, West Cornwall, Winsted), MAINE (Auburn, Bangor, Lewiston, Portland, South Portland), MASSACHUSETTS (Chicopee, Haverhill, Lawrence, Lowell, Springfield), NEW HAMPSHIRE (Concord, Dover, Manchester, Nashua, Rochester), NEW JERSEY (Colesville, Glenwood, McAfee, Sussex, Wantage), NEW YORK (Albany, Poughkeepsie, Schenectady, Troy, Utica), VERMONT (Barre, Bennington, Burlington, Rutland, South Burlington).
Northeast Neighboring Regions
Here are the regions that neighbor the Northeast long range weather region:
Temperature and Precipitation November 2017 to October 2018
Reader Comments
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summer heat/humidity
I am one who hates the extreme heat and humidity of the northeast summers. What do we have to look forward to this summer?
June weather, 2018
Family wants to fly in for a possible June visit; I see the rain predictions are still high. Any suggestions as to dates? Time to book flights✈️
Outdoor ceremony June 9
How’s early June look in New Hampshire?
Please and Thank you
Weather for first week of August 2018
Going to rough river
Change the prediction
April 8th today and I just saw snow. When the hell is it going to get warm? I can't take anymore of this crap.
I saw snow flakes too!
Everything seems on key for a sunny and pleasant memorial day. Warmth is on the way!
(And it's not coming from a heating pad)!
Snow today :(
Exactly Why I looked on here too...I need warmth! Cant take it any more either Bill.
SPRING
ALREADY wrong..March to be unusually and despicably cold and snowy in North East.
July weather
Family wedding planned for the 28-29th of July. Thoughts?
Graduation Party
Trying to decide wether to have a garden tent party or indoors for May 20, 2018? Any recommendations?
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