Weather & Climate in Thessalon, ON
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Thessalon has a cool climate with an average annual temperature of 41°F (5°C). Winters average 15°F in January while summers reach 64°F in July. Annual precipitation totals 34.2 inches. The area receives 11.7 inches of snow annually. The city sits at an elevation of 571 feet.
Temperature
15°F Jan (-10°C)
64°F Jul (18°C)
| Annual Average | 40.8°F |
| 24% below US avg | |
| January Average | 15°F (-10°C) |
| July Average | 64°F (18°C) |
Geography
| Elevation | 571 ft (174 m) |
| Area | 3.7 sq mi (9.6 km²) |
| Population Density | 41/sq mi |
| Coordinates | 46.2501°N, 83.5666°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Wildfire History
2 wildfires (100+ acres) recorded within 100 km. Largest: CAMP FAUNCE (1,922 acres, 1998).
| Year | Name | Acres Burned | Distance |
| 1998 | CAMP FAUNCE | 1,922 | 92 km |
| 2019 | RIFLE RANGE | 729 | 99 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 15°F (-10°C) | 1.9 in | Coldest |
| February | 16°F (-9°C) | 1.6 in | Driest |
| March | 25°F (-4°C) | 2.4 in | |
| April | 38°F (3°C) | 2.5 in | |
| May | 49°F (10°C) | 3.0 in | |
| June | 59°F (15°C) | 3.1 in | |
| July | 64°F (18°C) | 3.2 in | Warmest |
| August | 63°F (17°C) | 3.3 in | |
| September | 57°F (14°C) | 3.8 in | Wettest |
| October | 46°F (8°C) | 3.5 in | |
| November | 34°F (1°C) | 3.2 in | |
| December | 23°F (-5°C) | 2.6 in |
Thessalon has a seasonal temperature swing of 49°F / from 15°F in January to 64°F in July. Total annual precipitation is 34.2 inches, with September being the wettest month (3.8") and February the driest (1.6").