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Weather & Climate in Petersville, NB
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Petersville has a cool climate with an average annual temperature of 41°F (5°C). Winters average 15°F in January while summers reach 65°F in July. The area gets 249 sunny days per year, above the national average. Annual precipitation totals 47.8 inches (wetter than the 38-inch national average). The area receives 21.2 inches of snow annually, a moderate snowfall amount. The city sits at an elevation of 758 feet.
Temperature
15°F Jan (-10°C)
65°F Jul (18°C)
| Annual Average | 41.2°F |
| 24% below US avg | |
| January Average | 15°F (-10°C) |
| July Average | 65°F (18°C) |
| Sunny Days | 249 days/yr |
Geography
| Elevation | 758 ft (231 m) |
| Area | 227.8 sq mi (590.0 km²) |
| Population Density | 3/sq mi |
| Coordinates | 45.5023°N, 66.3776°W |
| Timezone | America/Moncton |
Precipitation & Snow
Air Quality
Earthquake History
47 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.6.
| Sep 16, 1994 | 7 km SE of Lee, Maine | M3.6 | 146 km | 5 km |
| Sep 16, 1994 | 9 km SE of Lee, Maine | M3.6 | 144 km | 5 km |
| Aug 27, 2015 | 27 km N of Noonan, Canada | M3.6 | 81 km | 5 km |
| Jun 1, 2006 | 19 km NE of Florenceville-Bristol, Canada | M3.6 | 146 km | 5 km |
| Mar 8, 2009 | 72 km NNE of Noonan, Canada | M3.6 | 122 km | 5 km |
| Feb 2, 2016 | 8 km E of Lubec, Maine | M3.6 | 80 km | 5 km |
| Jan 10, 2019 | 22 km NW of Saint John, Canada | M3.4 | 15 km | 5 km |
| Mar 8, 2009 | 71 km NNE of Noonan, Canada | M3.3 | 121 km | 5 km |
| Sep 16, 1994 | 9 km SE of Lee, Maine | M3.3 | 144 km | 5 km |
| Feb 9, 2016 | 7 km NE of Vanceboro, Maine | M3.3 | 77 km | 1 km |
| Sep 16, 1994 | 9 km SE of Lee, Maine | M3.3 | 144 km | 5 km |
| Jul 25, 2010 | 35 km S of Fundy Bay, Canada | M3.2 | 125 km | 5 km |
| Mar 21, 2013 | 60 km NNE of Noonan, Canada | M3.2 | 105 km | 5 km |
| Jul 3, 2024 | 67 km SW of Miramichi, Canada | M3.1 | 121 km | 12 km |
| Oct 15, 2003 | 11 km E of Saint Andrews, Canada | M3.1 | 63 km | 18 km |
| Aug 17, 2022 | 3 km SE of Centerville, Maine | M3.0 | 134 km | 5 km |
| Jan 17, 2021 | 4 km ESE of Centerville, Maine | M2.9 | 134 km | 5 km |
| Apr 22, 2016 | New Brunswick, Canada | M2.9 | 114 km | 5 km |
| Mar 14, 2018 | 16 km WNW of Saint John, Canada | M2.9 | 21 km | 2 km |
| Jun 20, 2013 | 65 km NNE of Noonan, Canada | M2.9 | 114 km | 5 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 | 199 km |
| 2009 | Bill | Category 1 | - | 296 km |
| 2008 | Kyle | Category 1 | 75 mph | 190 km |
| 2003 | Juan | Category 2 | 98 mph | 208 km |
| 1996 | Hortense | Category 1 | 81 mph | 277 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Wildfire History
1 wildfire (100+ acres) recorded within 100 km. Largest: SUNKEN STR (1,201 acres, 1985).
| Year | Name | Acres Burned | Distance |
| 1985 | SUNKEN STR | 1,201 | 98 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 15°F (-10°C) | 4.5 in | Coldest |
| February | 17°F (-8°C) | 3.3 in | Driest |
| March | 28°F (-3°C) | 4.2 in | |
| April | 39°F (4°C) | 3.7 in | |
| May | 51°F (11°C) | 4.1 in | |
| June | 59°F (15°C) | 3.7 in | |
| July | 65°F (18°C) | 3.7 in | Warmest |
| August | 64°F (18°C) | 3.4 in | |
| September | 56°F (13°C) | 3.9 in | |
| October | 45°F (7°C) | 4.1 in | |
| November | 35°F (1°C) | 4.6 in | Wettest |
| December | 21°F (-6°C) | 4.6 in |
Petersville has a seasonal temperature swing of 50°F / from 15°F in January to 65°F in July. Total annual precipitation is 47.8 inches, with November being the wettest month (4.6") and February the driest (3.3").