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Weather & Climate in Tyendinaga, ON
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Tyendinaga has a cool climate with an average annual temperature of 44°F (7°C). Winters average 17°F in January while summers reach 69°F in July. The area gets 270 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 36.1 inches. The area receives 11.0 inches of snow annually. The city sits at an elevation of 449 feet.
Temperature
17°F Jan (-8°C)
69°F Jul (21°C)
| Annual Average | 44.3°F |
| 18% below US avg | |
| January Average | 17°F (-8°C) |
| July Average | 69°F (21°C) |
| Sunny Days | 270 days/yr |
Geography
| Elevation | 449 ft (137 m) |
| Area | 120.6 sq mi (312.4 km²) |
| Population Density | 38/sq mi |
| Coordinates | 44.2536°N, 77.2024°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
14 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.6.
| Dec 25, 1998 | 23 km SE of Cobourg, Canada | M3.6 | 75 km | 18 km |
| Apr 23, 2023 | New York | M3.6 | 104 km | 9 km |
| Jun 29, 2024 | 14 km W of Ellisburg, New York | M3.3 | 92 km | 5 km |
| Aug 4, 2004 | 30 km SSW of Cobourg, Canada | M3.0 | 105 km | 5 km |
| Nov 7, 2002 | 13 km SSW of Belleville, Canada | M3.0 | 29 km | 18 km |
| Jul 19, 2007 | 27 km S of Cobourg, Canada | M3.0 | 100 km | 5 km |
| Dec 21, 2009 | 10 km NNE of Olcott, New York | M2.7 | 149 km | 8 km |
| Aug 11, 2007 | 4 km N of Kingston, Canada | M2.6 | 58 km | 4 km |
| Mar 29, 2020 | 11 km N of Lyndonville, New York | M2.6 | 131 km | 5 km |
| Apr 14, 2023 | 1 km W of Adams Center, New York | M2.6 | 104 km | 6 km |
| Apr 11, 2007 | 6 km NNE of Sodus Point, New York | M2.6 | 105 km | 7 km |
| Jul 11, 2017 | 11 km NNW of Barker, New York | M2.5 | 144 km | 5 km |
| May 10, 2022 | southern Ontario, Canada | M2.5 | 142 km | 11 km |
| Feb 13, 2014 | 34 km N of Lyndonville, New York | M2.5 | 117 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) | 3.0 in | Coldest |
| February | 19°F (-7°C) | 2.4 in | Driest |
| March | 29°F (-2°C) | 2.5 in | |
| April | 43°F (6°C) | 3.0 in | |
| May | 55°F (13°C) | 3.2 in | |
| June | 64°F (18°C) | 3.0 in | |
| July | 69°F (21°C) | 2.4 in | Warmest |
| August | 68°F (20°C) | 3.0 in | |
| September | 59°F (15°C) | 3.5 in | |
| October | 48°F (9°C) | 3.3 in | |
| November | 37°F (3°C) | 3.8 in | Wettest |
| December | 25°F (-4°C) | 3.2 in |
Tyendinaga has a seasonal temperature swing of 52°F / from 17°F in January to 69°F in July. Total annual precipitation is 36.1 inches, with November being the wettest month (3.8") and February the driest (2.4").