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Weather & Climate in Augusta, ON
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Augusta has a cool climate with an average annual temperature of 43°F (6°C). Winters average 15°F in January while summers reach 69°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 35.6 inches. The area receives 9.8 inches of snow annually. The city sits at an elevation of 358 feet.
Temperature
15°F Jan (-10°C)
69°F Jul (21°C)
| Annual Average | 43.4°F |
| 20% below US avg | |
| January Average | 15°F (-10°C) |
| July Average | 69°F (21°C) |
| Sunny Days | 272 days/yr |
Geography
| Elevation | 358 ft (109 m) |
| Area | 121.2 sq mi (313.8 km²) |
| Population Density | 61/sq mi |
| Coordinates | 44.7390°N, 75.6345°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
119 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M5.4.
| Jun 23, 2010 | 29 km NNE of Val-des-Monts, Canada | M5.4 | 128 km | 19 km |
| May 17, 2013 | 20 km NNE of Shawville, Canada | M5.1 | 126 km | 13 km |
| May 17, 1991 | 7 km WNW of Rigaud, Canada | M4.4 | 129 km | 18 km |
| Apr 18, 1998 | 4 km N of Plantagenet, Canada | M4.1 | 105 km | 18 km |
| Nov 17, 1992 | 16 km ENE of Saint-André-Avellin, Canada | M4.0 | 129 km | 18 km |
| Feb 25, 2006 | 4 km NE of Thurso, Canada | M4.0 | 105 km | 11 km |
| Jul 30, 1993 | 1 km NE of Salaberry-de-Valleyfield, Canada | M3.9 | 132 km | 8 km |
| Mar 16, 2011 | 6 km ENE of Hawkesbury, Canada | M3.9 | 130 km | 10 km |
| Sep 18, 2011 | 1 km E of Thurso, Canada | M3.8 | 101 km | 5 km |
| Apr 20, 2000 | 7 km WSW of Newcomb, New York | M3.8 | 140 km | 5 km |
| Jul 5, 1991 | 7 km WSW of Sainte-Martine, Canada | M3.8 | 147 km | 18 km |
| Oct 6, 2000 | 1 km WSW of Ormstown, Canada | M3.8 | 134 km | 18 km |
| Nov 6, 2012 | Ontario-Quebec border region, Canada | M3.7 | 127 km | 11 km |
| Jan 9, 2006 | 2 km ESE of Franklin, Canada | M3.7 | 142 km | 13 km |
| Apr 8, 2003 | 17 km ESE of Saint Regis Falls, New York | M3.7 | 103 km | 10 km |
| Sep 12, 1995 | 8 km S of Brownsburg-Chatham, Canada | M3.7 | 135 km | 18 km |
| May 17, 2013 | 20 km NNE of Shawville, Canada | M3.6 | 127 km | 11 km |
| Apr 23, 2023 | New York | M3.6 | 102 km | 9 km |
| Jan 16, 2013 | 28 km W of Notre-Dame-du-Mont-Carmel, Canada | M3.5 | 148 km | 18 km |
| Feb 15, 1995 | 13 km SSE of Notre-Dame-du-Mont-Carmel, Canada | M3.5 | 137 km | 18 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 15.0 m (49 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1908 | NOTRE DAME DE LA SALETTE | Meteorological | 15.0 m | 33 | 115 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 15°F (-10°C) | 2.4 in | Coldest |
| February | 17°F (-8°C) | 2.2 in | Driest |
| March | 28°F (-2°C) | 2.3 in | |
| April | 42°F (6°C) | 2.9 in | |
| May | 55°F (13°C) | 3.0 in | |
| June | 64°F (18°C) | 3.0 in | |
| July | 69°F (21°C) | 3.3 in | Warmest |
| August | 67°F (20°C) | 3.6 in | |
| September | 59°F (15°C) | 3.7 in | Wettest |
| October | 47°F (8°C) | 3.0 in | |
| November | 36°F (2°C) | 3.3 in | |
| December | 22°F (-5°C) | 2.9 in |
Augusta has a seasonal temperature swing of 55°F / from 15°F in January to 69°F in July. Total annual precipitation is 35.5 inches, with September being the wettest month (3.7") and February the driest (2.2").