Weather & Climate in Northeastern Manitoulin and the Islands, ON
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Northeastern Manitoulin and the Islands has a cool climate with an average annual temperature of 41°F (5°C). Winters average 15°F in January while summers reach 66°F in July. Annual precipitation totals 33.5 inches. The area receives 13.0 inches of snow annually. The city sits at an elevation of 584 feet.
Temperature
15°F Jan (-10°C)
66°F Jul (19°C)
| Annual Average | 41.2°F |
| 24% below US avg | |
| January Average | 15°F (-10°C) |
| July Average | 66°F (19°C) |
Geography
| Elevation | 584 ft (178 m) |
| Area | 188.9 sq mi (489.2 km²) |
| Population Density | 14/sq mi |
| Coordinates | 45.9810°N, 81.9266°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
6 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.9.
| Mar 9, 1998 | Ontario, Canada | M3.9 | 87 km | 1 km |
| Aug 5, 2014 | 6 km NNW of Lively, Canada | M3.8 | 80 km | 5 km |
| Mar 13, 2005 | 5 km N of Greater Sudbury, Canada | M3.6 | 96 km | 18 km |
| May 25, 1998 | 3 km NW of Lively, Canada | M3.4 | 78 km | 1 km |
| Aug 5, 2014 | 5 km NNW of Lively, Canada | M3.3 | 79 km | 12 km |
| Feb 8, 2019 | 7 km SW of Azilda, Canada | M3.1 | 83 km | 2 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 2.7 m (9 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1855 | OWEN SOUND, LAKE HURON | Unknown | 2.7 m | - | 131 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 15°F (-10°C) | 2.7 in | Coldest |
| February | 16°F (-9°C) | 1.8 in | Driest |
| March | 25°F (-4°C) | 1.9 in | |
| April | 39°F (4°C) | 2.2 in | |
| May | 50°F (10°C) | 3.1 in | |
| June | 60°F (15°C) | 2.7 in | |
| July | 66°F (19°C) | 2.5 in | Warmest |
| August | 65°F (18°C) | 2.8 in | |
| September | 57°F (14°C) | 3.7 in | |
| October | 46°F (8°C) | 3.5 in | |
| November | 35°F (2°C) | 3.7 in | Wettest |
| December | 22°F (-6°C) | 2.9 in |
Northeastern Manitoulin and the Islands has a seasonal temperature swing of 51°F / from 15°F in January to 66°F in July. Total annual precipitation is 33.5 inches, with November being the wettest month (3.7") and February the driest (1.8").