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Weather & Climate in Saint John West, NB
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Saint John West experiences four distinct seasons with an average annual temperature of 46°F (8°C). Winters average 29°F in January while summers reach 67°F in July. The area gets 226 sunny days per year, above the national average. Annual precipitation totals 60.6 inches (wetter than the 38-inch national average). The area receives 54.2 inches of snow annually, making winter weather a significant factor for residents. The city sits at an elevation of 39 feet.
Temperature
29°F Jan (-1°C)
67°F Jul (20°C)
| Annual Average | 45.7°F |
| 15% below US avg | |
| January Average | 29°F (-1°C) |
| July Average | 67°F (20°C) |
| Sunny Days | 226 days/yr |
Geography
| Elevation | 39 ft (12 m) |
| Area | 223.0 sq mi (577.4 km²) |
| Population Density | 68/sq mi |
| Coordinates | 45.2594°N, 66.0778°W |
| Timezone | America/Moncton |
Precipitation & Snow
Air Quality
Earthquake History
42 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.6.
| Aug 27, 2015 | 27 km N of Noonan, Canada | M3.6 | 113 km | 5 km |
| Mar 8, 2009 | 72 km NNE of Noonan, Canada | M3.6 | 150 km | 5 km |
| Feb 2, 2016 | 8 km E of Lubec, Maine | M3.6 | 76 km | 5 km |
| Jul 1, 2015 | 30 km NNW of Yarmouth, Canada | M3.5 | 131 km | 5 km |
| Jan 10, 2019 | 22 km NW of Saint John, Canada | M3.4 | 22 km | 5 km |
| Mar 8, 2009 | 71 km NNE of Noonan, Canada | M3.3 | 148 km | 5 km |
| Feb 9, 2016 | 7 km NE of Vanceboro, Maine | M3.3 | 107 km | 1 km |
| Jul 25, 2010 | 35 km S of Fundy Bay, Canada | M3.2 | 111 km | 5 km |
| Mar 21, 2013 | 60 km NNE of Noonan, Canada | M3.2 | 130 km | 5 km |
| Jul 3, 2024 | 67 km SW of Miramichi, Canada | M3.1 | 146 km | 12 km |
| Oct 15, 2003 | 11 km E of Saint Andrews, Canada | M3.1 | 68 km | 18 km |
| Aug 17, 2022 | 3 km SE of Centerville, Maine | M3.0 | 139 km | 5 km |
| Mar 14, 2018 | 16 km WNW of Saint John, Canada | M2.9 | 15 km | 2 km |
| Apr 22, 2016 | New Brunswick, Canada | M2.9 | 138 km | 5 km |
| Jan 17, 2021 | 4 km ESE of Centerville, Maine | M2.9 | 138 km | 5 km |
| Jun 20, 2013 | 65 km NNE of Noonan, Canada | M2.9 | 141 km | 5 km |
| Jun 20, 2015 | 37 km SE of Digby, Canada | M2.9 | 110 km | 5 km |
| Aug 11, 2022 | 4 km E of Centerville, Maine | M2.8 | 136 km | 6 km |
| Nov 28, 2013 | 55 km NNW of Sussex, Canada | M2.8 | 104 km | 5 km |
| Aug 11, 2022 | Maine | M2.8 | 137 km | 4 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
5 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 | 164 km |
| 2009 | Bill | Category 1 | 75 mph | 260 km |
| 2008 | Kyle | Category 1 | 75 mph | 163 km |
| 2003 | Juan | Category 2 | 98 mph | 195 km |
| 1996 | Hortense | Category 1 | 81 mph | 244 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 29°F (-1°C) | 4.6 in | |
| February | 20°F (-7°C) | 3.3 in | Coldest |
| March | 29°F (-2°C) | 4.2 in | |
| April | 40°F (4°C) | 3.7 in | |
| May | 50°F (10°C) | 4.2 in | |
| June | 59°F (15°C) | 3.7 in | |
| July | 67°F (20°C) | 3.5 in | Warmest |
| August | 64°F (18°C) | 2.8 in | Driest |
| September | 57°F (14°C) | 4.1 in | |
| October | 47°F (9°C) | 4.3 in | |
| November | 37°F (3°C) | 4.7 in | Wettest |
| December | 25°F (-4°C) | 4.7 in |
Saint John West has a seasonal temperature swing of 48°F / from 20°F in February to 67°F in July. Total annual precipitation is 47.8 inches, with November being the wettest month (4.7") and August the driest (2.8").