All Countries
Weather & Climate in Rock Island, QC
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Rock Island has a cool climate with an average annual temperature of 41°F (5°C). Winters average 13°F in January while summers reach 66°F in July. The area gets 254 sunny days per year, above the national average. Annual precipitation totals 45.3 inches. The area receives 16.5 inches of snow annually, a moderate snowfall amount. The city sits at an elevation of 1,020 feet.
Temperature
13°F Jan (-11°C)
66°F Jul (19°C)
| Annual Average | 41.2°F |
| 24% below US avg | |
| January Average | 13°F (-11°C) |
| July Average | 66°F (19°C) |
| Sunny Days | 254 days/yr |
Geography
| Elevation | 1,020 ft (311 m) |
| Area | 43.7 sq mi (113.2 km²) |
| Population Density | 21/sq mi |
| Coordinates | 45.0070°N, 72.0963°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
53 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.3.
| Apr 20, 2002 | 8 km NNW of Au Sable Forks, New York | M5.3 | 138 km | 5 km |
| Oct 10, 2012 | 7 km ESE of Verchères, Canada | M3.9 | 124 km | 9 km |
| Nov 16, 1993 | 5 km SSE of Saint-Édouard, Canada | M3.8 | 112 km | 17 km |
| Jul 5, 1991 | 7 km WSW of Sainte-Martine, Canada | M3.8 | 143 km | 18 km |
| Aug 21, 1996 | 12 km N of Livermore, New Hampshire | M3.8 | 109 km | 10 km |
| Jun 16, 1995 | 8 km N of Lisbon, New Hampshire | M3.8 | 81 km | 5 km |
| Sep 1, 2024 | 5 km SE of Pierreville, Canada | M3.8 | 126 km | 1 km |
| Jan 9, 2006 | 2 km ESE of Franklin, Canada | M3.7 | 140 km | 13 km |
| Apr 20, 2002 | 5 km NNW of Au Sable Forks, New York | M3.7 | 138 km | 5 km |
| Jan 17, 2000 | 4 km NNE of Dixfield, Maine | M3.6 | 139 km | 16 km |
| Apr 3, 1997 | 9 km ENE of Saint-Cyrille-de-Wendover, Canada | M3.5 | 110 km | 5 km |
| Jan 13, 2020 | 5 km SW of Franklin, Canada | M3.4 | 147 km | 6 km |
| Aug 20, 1995 | 4 km S of Chambly, Canada | M3.3 | 103 km | 18 km |
| May 17, 2021 | 5 km SW of L'Épiphanie, Canada | M3.3 | 143 km | 12 km |
| Jun 9, 1998 | 3 km N of Dannemora, New York | M3.3 | 131 km | 5 km |
| May 6, 2020 | 9 km SE of Bedford, Canada | M3.1 | 63 km | 14 km |
| May 24, 2002 | 6 km N of Au Sable Forks, New York | M3.1 | 137 km | 10 km |
| May 11, 2006 | 7 km W of Nicolet, Canada | M3.0 | 144 km | 5 km |
| Jun 25, 2002 | 6 km NNW of Au Sable Forks, New York | M3.0 | 139 km | 9 km |
| Mar 29, 2020 | 3 km W of L'Épiphanie, Canada | M3.0 | 146 km | 11 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Hurricane History
1 hurricane (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 1.
| Year | Name | Category | Max Wind | Closest |
| 1991 | Bob | Category 1 | — | 297 km |
Source: NOAA IBTrACS (Category 1+, 1980–2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 13°F (-11°C) | 3.2 in | Coldest |
| February | 16°F (-9°C) | 2.6 in | Driest |
| March | 27°F (-3°C) | 3.1 in | |
| April | 40°F (4°C) | 3.2 in | |
| May | 53°F (12°C) | 3.9 in | |
| June | 62°F (16°C) | 4.5 in | |
| July | 66°F (19°C) | 4.6 in | Warmest |
| August | 64°F (18°C) | 4.8 in | Wettest |
| September | 56°F (13°C) | 3.7 in | |
| October | 45°F (7°C) | 4.1 in | |
| November | 34°F (1°C) | 3.9 in | |
| December | 20°F (-7°C) | 3.8 in |
Rock Island has a seasonal temperature swing of 53°F / from 13°F in January to 66°F in July. Total annual precipitation is 45.3 inches, with August being the wettest month (4.8") and February the driest (2.6").