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Weather & Climate in Napanee Downtown, ON
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Napanee Downtown 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 269 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 36.7 inches. The area receives 11.1 inches of snow annually. The city sits at an elevation of 305 feet.
Temperature
17°F Jan (-8°C)
69°F Jul (21°C)
| Annual Average | 44.4°F |
| 18% below US avg | |
| January Average | 17°F (-8°C) |
| July Average | 69°F (21°C) |
| Sunny Days | 269 days/yr |
Geography
| Elevation | 305 ft (93 m) |
| Area | 178.5 sq mi (462.3 km²) |
| Population Density | 8/sq mi |
| Coordinates | 44.2483°N, 76.9507°W |
| Timezone | America/Toronto |
Precipitation & Snow
Air Quality
Earthquake History
16 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 | 91 km | 18 km |
| Apr 23, 2023 | New York | M3.6 | 86 km | 9 km |
| Jun 29, 2024 | 14 km W of Ellisburg, New York | M3.3 | 77 km | 5 km |
| Jul 31, 1997 | 0 km WSW of Lyons Falls, New York | M3.2 | 144 km | 5 km |
| Aug 4, 2004 | 30 km SSW of Cobourg, Canada | M3.0 | 121 km | 5 km |
| Nov 7, 2002 | 13 km SSW of Belleville, Canada | M3.0 | 44 km | 18 km |
| Jul 19, 2007 | 27 km S of Cobourg, Canada | M3.0 | 116 km | 5 km |
| Mar 20, 2008 | 12 km S of Osgoode, Canada | M2.8 | 137 km | 6 km |
| Mar 14, 2021 | 19 km SW of Winchester, Canada | M2.7 | 138 km | 10 km |
| Aug 11, 2007 | 4 km N of Kingston, Canada | M2.6 | 38 km | 4 km |
| Mar 29, 2020 | 11 km N of Lyndonville, New York | M2.6 | 146 km | 5 km |
| Apr 14, 2023 | 1 km W of Adams Center, New York | M2.6 | 86 km | 6 km |
| Apr 11, 2007 | 6 km NNE of Sodus Point, New York | M2.6 | 103 km | 7 km |
| May 10, 2022 | southern Ontario, Canada | M2.5 | 133 km | 11 km |
| Mar 17, 2004 | 12 km SSW of Osgoode, Canada | M2.5 | 136 km | 18 km |
| Feb 13, 2014 | 34 km N of Lyndonville, New York | M2.5 | 134 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) | 3.1 in | Coldest |
| February | 19°F (-7°C) | 2.4 in | Driest |
| March | 30°F (-1°C) | 2.6 in | |
| April | 43°F (6°C) | 3.0 in | |
| May | 55°F (13°C) | 3.2 in | |
| June | 64°F (18°C) | 3.2 in | |
| July | 69°F (21°C) | 2.4 in | Warmest |
| August | 68°F (20°C) | 2.9 in | |
| September | 60°F (15°C) | 3.7 in | |
| October | 48°F (9°C) | 3.4 in | |
| November | 37°F (3°C) | 3.9 in | Wettest |
| December | 25°F (-4°C) | 3.1 in |
Napanee Downtown has a seasonal temperature swing of 52°F / from 17°F in January to 69°F in July. Total annual precipitation is 36.7 inches, with November being the wettest month (3.9") and February the driest (2.4").