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Weather & Climate in Island Falls, ME
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Island Falls has a cool climate with an average annual temperature of 41°F (5°C). Winters average 13°F in January while summers reach 66°F in July. The area gets 253 sunny days per year, above the national average. Air quality is rated Good with a median AQI of 34. The city sits at an elevation of 445 feet.
Temperature
13°F Jan (-11°C)
66°F Jul (19°C)
| Annual Average | 40.6°F |
| 25% below US avg | |
| January Average | 13°F (-11°C) |
| July Average | 66°F (19°C) |
| Sunny Days | 253 days/yr |
Geography
| Elevation | 445 ft (136 m) |
| Area | 1.3 sq mi (3.4 km²) |
| Population Density | 272/sq mi |
| Coordinates | 46.0087°N, 68.2639°W |
| Timezone | America/New_York |
| County | Aroostook County County |
| Nearest Airport | Houlton International (HUL) 24 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 34.0 |
| Rating | Good |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 80.4 / 100 |
| Social Vulnerability | 67.6 / 100 |
| Community Resilience | 51.9 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Hurricane | Relatively Moderate |
| Earthquake | Relatively Low |
| Wildfire | Very Low |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Relatively Moderate |
| Heat Wave | Very Low |
| Winter Weather | Very High |
| Lightning | Relatively Low |
| Ice Storm | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | Relatively High |
| Landslide | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Earthquake History
33 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.9.
| Jul 14, 2006 | 13 km SW of Winterville, Maine | M3.9 | 102 km | 14 km |
| Sep 16, 1994 | 7 km SE of Lee, Maine | M3.6 | 78 km | 5 km |
| Sep 16, 1994 | 9 km SE of Lee, Maine | M3.6 | 79 km | 5 km |
| Aug 27, 2015 | 27 km N of Noonan, Canada | M3.6 | 131 km | 5 km |
| Jun 1, 2006 | 19 km NE of Florenceville-Bristol, Canada | M3.6 | 89 km | 5 km |
| Oct 18, 2003 | 48 km ESE of Hamlin, Maine | M3.5 | 132 km | 18 km |
| Mar 30, 1990 | 6 km WSW of Grand Isle, Maine | M3.5 | 141 km | 18 km |
| Feb 9, 2016 | 7 km NE of Vanceboro, Maine | M3.3 | 84 km | 1 km |
| Sep 16, 1994 | 9 km SE of Lee, Maine | M3.3 | 79 km | 5 km |
| Sep 16, 1994 | 9 km SE of Lee, Maine | M3.3 | 79 km | 5 km |
| Oct 25, 2001 | 4 km S of Howland, Maine | M3.3 | 95 km | 9 km |
| Oct 15, 2003 | 11 km E of Saint Andrews, Canada | M3.1 | 148 km | 18 km |
| Dec 25, 1999 | 4 km NE of Saint Albans, Maine | M3.0 | 147 km | 5 km |
| Jul 25, 2013 | 32 km N of Keswick Ridge, Canada | M2.8 | 106 km | 5 km |
| Mar 25, 2011 | 6 km NNE of Burlington, Maine | M2.7 | 84 km | 9 km |
| Sep 25, 2019 | 31 km WNW of Oxbow, Maine | M2.7 | 77 km | 5 km |
| Feb 8, 2016 | 8 km NE of Vanceboro, Maine | M2.7 | 84 km | 1 km |
| Jul 29, 2010 | 5 km WNW of Northfield, Maine | M2.7 | 139 km | 4 km |
| Feb 15, 2017 | 18 km WNW of Grand Lake Stream, Maine | M2.6 | 88 km | 8 km |
| Jan 11, 2022 | 8 km SE of Saint Andrews, Canada | M2.6 | 149 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
1 hurricane (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 2008 | Kyle | Category 1 | 75 mph | 295 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tornado History
28 tornadoes (EF0+) recorded within 100 km since 1950. Strongest on record: EF2. Total: 2 injuries.
| Date | Rating | Distance | Path | Fatalities |
| Nov 7, 1971 | EF2 | 69 km | 0.1 mi | 0 |
| Nov 7, 1971 | EF2 | 70 km | 5.1 mi | 0 |
| Jun 30, 1971 | EF2 | 30 km | 13.3 mi | 0 |
| Sep 16, 1957 | EF2 | 23 km | 2.7 mi | 0 |
| Aug 12, 2019 | EF1 | 70 km | 0.2 mi | 0 |
| Aug 5, 2017 | EF1 | 48 km | 2.5 mi | 0 |
| Aug 5, 2017 | EF1 | 13 km | 0.5 mi | 0 |
| Jul 19, 2013 | EF1 | 68 km | 2.1 mi | 0 |
| May 31, 2009 | EF1 | 71 km | 7.0 mi | 0 |
| May 31, 2009 | EF1 | 62 km | 2.8 mi | 0 |
| Jul 4, 2002 | EF1 | 32 km | 1.0 mi | 0 |
| Jul 24, 2001 | EF1 | 36 km | 16.0 mi | 0 |
| Jun 18, 1994 | EF1 | 98 km | 10.0 mi | 0 |
| Aug 31, 1993 | EF1 | 77 km | 1.0 mi | 0 |
| Jul 25, 1975 | EF1 | 60 km | 1.8 mi | 0 |
| Jul 1, 1971 | EF1 | 96 km | 1.0 mi | 0 |
| Jul 18, 1961 | EF1 | 89 km | 0.5 mi | 0 |
| Aug 29, 1960 | EF1 | 98 km | 9.7 mi | 0 |
| Aug 15, 1959 | EF1 | 72 km | 1.0 mi | 0 |
| May 26, 2014 | EF0 | 26 km | 0.2 mi | 0 |
Source: NOAA Storm Prediction Center (EF0+, 1950–2024, US only).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 13°F (-11°C) | 3.0 in | Coldest |
| February | 14°F (-10°C) | 2.2 in | Driest |
| March | 25°F (-4°C) | 2.8 in | |
| April | 38°F (3°C) | 3.2 in | |
| May | 51°F (10°C) | 3.5 in | |
| June | 60°F (15°C) | 3.5 in | |
| July | 66°F (19°C) | 3.9 in | Warmest |
| August | 64°F (18°C) | 3.9 in | Wettest |
| September | 55°F (13°C) | 3.6 in | |
| October | 44°F (7°C) | 3.5 in | |
| November | 32°F (0°C) | 3.6 in | |
| December | 18°F (-8°C) | 3.4 in |
Island Falls has a seasonal temperature swing of 53°F / from 13°F in January to 66°F in July. Total annual precipitation is 40.2 inches, with August being the wettest month (3.9") and February the driest (2.2").