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Weather & Climate in Greenbank, ON
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Greenbank has a cool climate with an average annual temperature of 43°F (6°C). Winters average 17°F in January while summers reach 67°F in July. The area gets 272 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 35.3 inches. The area receives 9.1 inches of snow annually. The city sits at an elevation of 961 feet.
Temperature
17°F Jan (-8°C)
67°F Jul (20°C)
| Annual Average | 43.0°F |
| 20% below US avg | |
| January Average | 17°F (-8°C) |
| July Average | 67°F (20°C) |
| Sunny Days | 272 days/yr |
Geography
| Elevation | 961 ft (293 m) |
| Area | 199.5 sq mi (516.7 km²) |
| Population Density | 3/sq mi |
| Coordinates | 44.1501°N, 79.0163°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
18 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 | 49 km | 13 km |
| Feb 6, 2023 | 1 km NE of West Seneca, New York | M3.8 | 145 km | 6 km |
| Dec 25, 1998 | 23 km SE of Cobourg, Canada | M3.6 | 94 km | 18 km |
| May 24, 2000 | 4 km ENE of Centennial Scarborough, Canada | M3.1 | 39 km | 18 km |
| Nov 7, 2002 | 13 km SSW of Belleville, Canada | M3.0 | 127 km | 18 km |
| May 8, 2018 | 14 km SSE of Ajax, Canada | M3.0 | 47 km | 5 km |
| May 25, 1995 | 3 km NW of Amherst, New York | M3.0 | 129 km | 5 km |
| Aug 4, 2004 | 30 km SSW of Cobourg, Canada | M3.0 | 79 km | 5 km |
| Jul 19, 2007 | 27 km S of Cobourg, Canada | M3.0 | 82 km | 5 km |
| Mar 28, 2005 | 16 km NW of Virgil, Canada | M2.8 | 95 km | 7 km |
| Mar 8, 2008 | 5 km ENE of Clarence Center, New York | M2.7 | 130 km | 6 km |
| Dec 21, 2009 | 10 km NNE of Olcott, New York | M2.7 | 85 km | 8 km |
| Mar 29, 2020 | 11 km N of Lyndonville, New York | M2.6 | 96 km | 5 km |
| Sep 20, 2009 | 20 km ESE of Oakville, Canada | M2.6 | 92 km | 4 km |
| Jul 11, 2017 | 11 km NNW of Barker, New York | M2.5 | 87 km | 5 km |
| Jul 29, 2012 | 17 km SSW of Parry Sound, Canada | M2.5 | 143 km | 5 km |
| May 17, 2010 | 19 km WNW of Gravenhurst, Canada | M2.5 | 105 km | 5 km |
| Feb 13, 2014 | 34 km N of Lyndonville, New York | M2.5 | 75 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 17°F (-8°C) | 2.3 in | Coldest |
| February | 18°F (-8°C) | 2.1 in | Driest |
| March | 28°F (-3°C) | 2.2 in | |
| April | 41°F (5°C) | 3.0 in | |
| May | 53°F (12°C) | 3.5 in | |
| June | 62°F (16°C) | 3.3 in | |
| July | 67°F (20°C) | 2.9 in | Warmest |
| August | 66°F (19°C) | 3.5 in | |
| September | 58°F (15°C) | 3.6 in | Wettest |
| October | 47°F (8°C) | 3.1 in | |
| November | 36°F (2°C) | 3.5 in | |
| December | 24°F (-4°C) | 2.5 in |
Greenbank has a seasonal temperature swing of 50°F / from 17°F in January to 67°F in July. Total annual precipitation is 35.3 inches, with September being the wettest month (3.6") and February the driest (2.1").