Island Falls, ME Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Island Falls, a community in Aroostook County, Maine.
This Afternoon
63°F
Chance Light Rain
A chance of rain before 1pm. Mostly cloudy, with a high near 63. Southwest wind 0 to 3 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast for Island Falls
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 63°F | Chance Light Rain | 0 to 3 mph SW | 25% |
| Tonight | 45°F | Mostly Cloudy | 0 mph | 7% |
| Thursday | 64°F | Mostly Cloudy then Slight Chance Light Rain | 0 to 9 mph S | 22% |
| Thursday Night | 50°F | Chance Light Rain | 0 to 6 mph SW | 34% |
| Friday | 64°F | Chance Light Rain then Mostly Cloudy | 0 to 3 mph W | 17% |
| Friday Night | 42°F | Light Rain | 1 to 6 mph N | 81% |
| Saturday | 53°F | Light Rain | 9 mph NE | 80% |
| Saturday Night | 39°F | Light Rain Likely | 2 to 6 mph NE | 74% |
| Sunday | 51°F | Light Rain Likely | 6 to 9 mph N | 67% |
| Sunday Night | 31°F | Chance Light Rain | 3 mph NW | 29% |
| Monday | 47°F | Chance Light Rain | 1 to 10 mph W | 26% |
| Monday Night | 28°F | Slight Chance Light Rain then Slight Chance Rain And Snow | 6 mph W | 23% |
| Tuesday | 47°F | Slight Chance Rain And Snow | 5 to 10 mph W | 21% |
| Tuesday Night | 27°F | Slight Chance Light Rain then Slight Chance Rain And Snow | 5 mph W | 21% |
Forecast source: National Weather Service (api.weather.gov) for Island Falls (46.009, -68.264). Updated through the day.
Growing snapshot for Island Falls
Last spring frost
May 13
First fall frost
Sep 30
Growing season
138 days
Hardiness zone
4b
More local growing data for Island Falls: nearby ZIP 04747 weather · frost dates · planting calendar · Maine frost dates
Nearby towns & communities
Ashland
Blaine
Caribou
Eagle Lake
Fort Fairfield
Fort Kent
Grand Isle
Houlton
Limestone
Madawaska
Mapleton
Mars Hill
Oakfield
Presque Isle
Van Buren
Washburn
Climate data from the nearest NOAA station, Patten 2, Me (14.4 mi from Island Falls). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.