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Weather & Climate in Coral Harbour, NU
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Coral Harbour has a cool climate with an average annual temperature of 13°F (-11°C). Winters average -21°F in January while summers reach 48°F in July / a wide seasonal temperature swing of 69°F. The area gets 321 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 8.1 inches (drier than the 38-inch national average). The area receives 3.6 inches of snow annually. The city sits at an elevation of 20 feet.
Temperature
-21°F Jan (-30°C)
48°F Jul (9°C)
| Annual Average | 12.6°F |
| 77% below US avg | |
| January Average | -21°F (-30°C) |
| July Average | 48°F (9°C) |
| Sunny Days | 321 days/yr |
Geography
| Elevation | 20 ft (6 m) |
| Area | 48.8 sq mi (126.4 km²) |
| Population Density | 21/sq mi |
| Coordinates | 64.1383°N, 83.1654°W |
| Timezone | America/Atikokan |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M2.6.
| Jul 24, 2007 | Southampton Island, Nunavut, Canada | M2.6 | 24 km | 18 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | -21°F (-30°C) | 0.2 in | Driest |
| February | -21°F (-30°C) | 0.2 in | Coldest |
| March | -13°F (-25°C) | 0.3 in | |
| April | 4°F (-16°C) | 0.4 in | |
| May | 22°F (-6°C) | 0.5 in | |
| June | 37°F (3°C) | 0.8 in | |
| July | 48°F (9°C) | 1.1 in | Warmest |
| August | 46°F (8°C) | 1.4 in | Wettest |
| September | 37°F (3°C) | 1.1 in | |
| October | 23°F (-5°C) | 1.0 in | |
| November | 4°F (-16°C) | 0.6 in | |
| December | -13°F (-25°C) | 0.4 in |
Coral Harbour has a seasonal temperature swing of 69°F / from -21°F in February to 48°F in July. Total annual precipitation is 8.1 inches, with August being the wettest month (1.4") and January the driest (0.2").