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Weather & Climate in Chester, NS
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Chester experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 34°F in January while summers reach 70°F in July. The area gets 218 sunny days per year. Annual precipitation totals 75.6 inches (wetter than the 38-inch national average). The area receives 55.9 inches of snow annually, making winter weather a significant factor for residents. The city sits at an elevation of 23 feet.
Temperature
34°F Jan (1°C)
70°F Jul (21°C)
| Annual Average | 47.7°F |
| 12% below US avg | |
| January Average | 34°F (1°C) |
| July Average | 70°F (21°C) |
| Sunny Days | 218 days/yr |
Geography
| Elevation | 23 ft (7 m) |
| Area | 432.7 sq mi (1,120.6 km²) |
| Population Density | 25/sq mi |
| Coordinates | 44.5423°N, 64.2389°W |
| Timezone | America/Halifax |
Precipitation & Snow
Air Quality
Earthquake History
4 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.2.
| Jul 16, 2007 | 18 km WSW of Bridgewater, Canada | M3.2 | 47 km | 5 km |
| Jun 20, 2015 | 37 km SE of Digby, Canada | M2.9 | 95 km | 5 km |
| Jan 12, 2017 | 9 km E of Cow Bay, Canada | M2.7 | 74 km | 18 km |
| Jun 27, 2015 | 38 km SE of Digby, Canada | M2.5 | 94 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
7 hurricanes (Category 1+) recorded within 500 km since 1980. Strongest on record: Category 2.
| Year | Name | Category | Max Wind | Closest |
| 2010 | Earl | Category 1 | 75 mph | 34 km |
| 2009 | Bill | Category 1 | 81 mph | 128 km |
| 2008 | Kyle | Category 1 | 75 mph | 177 km |
| 2003 | Juan | Category 2 | 98 mph | 38 km |
| 2002 | Gustav | Category 1 | 92 mph | 198 km |
| 1996 | Hortense | Category 1 | 86 mph | 79 km |
| 1990 | Bertha | Category 1 | 81 mph | 300 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 7.0 m (23 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1917 | HALIFAX, NOVA SCOTIA | Earthquake + Landslide | 7.0 m | 2,000 | 53 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 34°F (1°C) | 5.4 in | |
| February | 23°F (-5°C) | 4.5 in | Coldest |
| March | 30°F (-1°C) | 5.2 in | |
| April | 40°F (4°C) | 4.4 in | |
| May | 50°F (10°C) | 4.5 in | |
| June | 58°F (15°C) | 3.7 in | |
| July | 70°F (21°C) | 3.6 in | Warmest |
| August | 65°F (18°C) | 3.5 in | Driest |
| September | 58°F (14°C) | 4.2 in | |
| October | 48°F (9°C) | 4.8 in | |
| November | 39°F (4°C) | 5.9 in | Wettest |
| December | 28°F (-2°C) | 5.6 in |
Chester has a seasonal temperature swing of 47°F / from 23°F in February to 70°F in July. Total annual precipitation is 55.3 inches, with November being the wettest month (5.9") and August the driest (3.5").