2021 Long Range Weather Forecast for Portland, ME
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 2022 Old Farmer’s Almanac, available online and in stores.
Note: Long range forecasts are regional, not city-specific.
Free 2-Month Weather Forecast
| Dates | Weather Conditions |
|---|---|
| Sep 1-2 | Sunny, cool |
| Sep 3-9 | Rain, then sunny, warm |
| Sep 10-14 | Showers, warm |
| Sep 15-21 | Rainy periods, cool |
| Sep 22-30 | Sunny, turning warm |
| September | temperature 59° (avg.) precipitation 3.5" (0.5" below avg.) |
| Dates | Weather Conditions |
|---|---|
| Oct 1-9 | Rainy periods, cool |
| Oct 10-12 | Snow showers, cold |
| Oct 13-19 | Rainy periods, chilly |
| Oct 20-23 | Sunny, cool |
| Oct 24-31 | Periods of rain and snow, cold |
| October | temperature 44° (4° below avg.) precipitation 5.5" (2" above avg.) |
Annual Weather Summary
November 2020 to October 2021
November 2020 to October 2021
Winter will be colder than normal in the north and warmer in the south, with above-normal precipitation and snowfall. The coldest periods will be in mid-December and mid-January, with the snowiest periods in mid-December, early January, and early to mid-March. April and May will be warmer and slightly rainier than normal, with an early hot spell in early to mid-April. Summer temperatures will be slightly cooler than normal, on average, with above-normal rainfall. The hottest periods will be in late June, early to mid-July, and early August. Watch for a hurricane in early to mid-August. September and October will be cooler and rainier than normal.
About the Northeast Region
The Northeast long range weather region includes all or part of the following states: MAINE (Auburn, Bangor, Lewiston, Portland, South Portland), MASSACHUSETTS (Chicopee, Haverhill, Lawrence, Lowell, Springfield), NEW HAMPSHIRE (Concord, Dover, Manchester, Nashua, Rochester), NEW YORK (Albany, Rome, Schenectady, Troy, Utica), VERMONT (Burlington, Rutland, South Burlington).
Northeast Neighboring Regions
Here are the regions that neighbor the Northeast long range weather region:
Temperature and Precipitation November 2020 to October 2021
