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Weather & Climate in Arnold's Cove, NL
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Arnold's Cove has a cool climate with an average annual temperature of 40°F (5°C). Winters average 23°F in January while summers reach 58°F in July. The area gets 237 sunny days per year, above the national average. Annual precipitation totals 54.8 inches (wetter than the 38-inch national average). The area receives 22.9 inches of snow annually, a moderate snowfall amount. The city sits at an elevation of 85 feet.
Temperature
23°F Jan (-5°C)
58°F Jul (15°C)
| Annual Average | 40.4°F |
| 25% below US avg | |
| January Average | 23°F (-5°C) |
| July Average | 58°F (15°C) |
| Sunny Days | 237 days/yr |
Geography
| Elevation | 85 ft (26 m) |
| Area | 2.0 sq mi (5.3 km²) |
| Population Density | 476/sq mi |
| Coordinates | 47.7693°N, 53.9870°W |
| Timezone | America/St_Johns |
Precipitation & Snow
Air Quality
Earthquake History
1 earthquake (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.3.
| Apr 29, 2009 | 28 km SW of Bay Roberts, Canada | M3.3 | 55 km | 18 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
5 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 2.
| Year | Name | Category | Max Wind | Closest |
| 2024 | Ernesto | Category 1 | 75 mph | 235 km |
| 2021 | Larry | Category 1 | 81 mph | 70 km |
| 2014 | Gonzalo | Category 1 | 81 mph | 204 km |
| 2010 | Igor | Category 1 | 86 mph | 143 km |
| 1982 | Debby | Category 2 | 104 mph | 226 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1864 | SW AVALON PENINSULA, NEWFOUNDLAND | Earthquake | — | — | 143 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 23°F (-5°C) | 5.2 in | |
| February | 22°F (-6°C) | 4.7 in | Coldest |
| March | 27°F (-3°C) | 4.4 in | |
| April | 36°F (2°C) | 4.1 in | |
| May | 43°F (6°C) | 3.7 in | Driest |
| June | 51°F (10°C) | 4.9 in | |
| July | 58°F (15°C) | 3.9 in | |
| August | 60°F (16°C) | 3.9 in | Warmest |
| September | 54°F (12°C) | 5.0 in | |
| October | 45°F (7°C) | 5.3 in | Wettest |
| November | 37°F (3°C) | 5.1 in | |
| December | 29°F (-2°C) | 4.7 in |
Arnold's Cove has a seasonal temperature swing of 38°F / from 22°F in February to 60°F in August. Total annual precipitation is 54.8 inches, with October being the wettest month (5.3") and May the driest (3.7").