Weather & Climate in Melancthon, ON
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Melancthon has a cool climate with an average annual temperature of 41°F (5°C). Winters average 16°F in January while summers reach 65°F in July. Annual precipitation totals 37.9 inches. The area receives 14.1 inches of snow annually. The city sits at an elevation of 1,660 feet.
Temperature
16°F Jan (-9°C)
65°F Jul (18°C)
| Annual Average | 41.4°F |
| 23% below US avg | |
| January Average | 16°F (-9°C) |
| July Average | 65°F (18°C) |
Geography
| Elevation | 1,660 ft (506 m) |
| Area | 119.8 sq mi (310.4 km²) |
| Population Density | 26/sq mi |
| Coordinates | 44.1076°N, 80.2643°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
8 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.8.
| Nov 26, 1999 | 14 km ESE of Centennial Scarborough, Canada | M3.8 | 111 km | 13 km |
| May 24, 2000 | 4 km ENE of Centennial Scarborough, Canada | M3.1 | 99 km | 18 km |
| May 8, 2018 | 14 km SSE of Ajax, Canada | M3.0 | 113 km | 5 km |
| Mar 28, 2005 | 16 km NW of Virgil, Canada | M2.8 | 118 km | 7 km |
| Dec 21, 2009 | 10 km NNE of Olcott, New York | M2.7 | 149 km | 8 km |
| Sep 20, 2009 | 20 km ESE of Oakville, Canada | M2.6 | 104 km | 4 km |
| Jul 29, 2012 | 17 km SSW of Parry Sound, Canada | M2.5 | 121 km | 5 km |
| May 17, 2010 | 19 km WNW of Gravenhurst, Canada | M2.5 | 115 km | 5 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 | - | 115 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 16°F (-9°C) | 2.8 in | Coldest |
| February | 17°F (-9°C) | 2.4 in | Driest |
| March | 26°F (-4°C) | 2.5 in | |
| April | 39°F (4°C) | 2.8 in | |
| May | 52°F (11°C) | 3.4 in | |
| June | 60°F (16°C) | 3.5 in | |
| July | 65°F (18°C) | 3.2 in | Warmest |
| August | 64°F (18°C) | 3.9 in | Wettest |
| September | 57°F (14°C) | 3.9 in | |
| October | 46°F (8°C) | 3.3 in | |
| November | 34°F (1°C) | 3.7 in | |
| December | 23°F (-5°C) | 2.8 in |
Melancthon has a seasonal temperature swing of 49°F / from 16°F in January to 65°F in July. Total annual precipitation is 37.9 inches, with August being the wettest month (3.9") and February the driest (2.4").