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Weather & Climate in Harvey, NB
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Harvey has a cool climate with an average annual temperature of 41°F (5°C). Winters average 14°F in January while summers reach 66°F in July. The area gets 254 sunny days per year, above the national average. Annual precipitation totals 45.3 inches. The area receives 18.6 inches of snow annually, a moderate snowfall amount. The city sits at an elevation of 489 feet.
Temperature
14°F Jan (-10°C)
66°F Jul (19°C)
| Annual Average | 41.1°F |
| 24% below US avg | |
| January Average | 14°F (-10°C) |
| July Average | 66°F (19°C) |
| Sunny Days | 254 days/yr |
Geography
| Elevation | 489 ft (149 m) |
| Area | 1.0 sq mi (2.5 km²) |
| Population Density | 424/sq mi |
| Coordinates | 45.7290°N, 67.0064°W |
| Timezone | America/Moncton |
Precipitation & Snow
Air Quality
Earthquake History
68 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.0.
| Jul 15, 1998 | 84 km W of Miramichi, Canada | M4.0 | 147 km | 5 km |
| May 6, 1995 | 83 km W of Miramichi, Canada | M3.9 | 145 km | 5 km |
| Jul 14, 1994 | 83 km W of Miramichi, Canada | M3.8 | 145 km | 5 km |
| Jan 5, 2005 | 81 km W of Miramichi, Canada | M3.7 | 146 km | 5 km |
| Feb 2, 2016 | 8 km E of Lubec, Maine | M3.6 | 96 km | 5 km |
| Sep 16, 1994 | 9 km SE of Lee, Maine | M3.6 | 105 km | 5 km |
| Aug 27, 2015 | 27 km N of Noonan, Canada | M3.6 | 62 km | 5 km |
| Sep 16, 1994 | 7 km SE of Lee, Maine | M3.6 | 106 km | 5 km |
| Mar 8, 2009 | 72 km NNE of Noonan, Canada | M3.6 | 110 km | 5 km |
| Jun 1, 2006 | 19 km NE of Florenceville-Bristol, Canada | M3.6 | 101 km | 5 km |
| Oct 18, 2003 | 48 km ESE of Hamlin, Maine | M3.5 | 135 km | 18 km |
| Dec 12, 1990 | 83 km W of Miramichi, Canada | M3.5 | 145 km | 5 km |
| Jan 10, 2019 | 22 km NW of Saint John, Canada | M3.4 | 68 km | 5 km |
| Apr 28, 2014 | 81 km W of Miramichi, Canada | M3.4 | 145 km | 5 km |
| Mar 8, 2009 | 71 km NNE of Noonan, Canada | M3.3 | 112 km | 5 km |
| Feb 9, 2016 | 7 km NE of Vanceboro, Maine | M3.3 | 30 km | 1 km |
| Apr 23, 1991 | 83 km W of Miramichi, Canada | M3.3 | 145 km | 5 km |
| Sep 16, 1994 | 9 km SE of Lee, Maine | M3.3 | 105 km | 5 km |
| Oct 25, 2001 | 4 km S of Howland, Maine | M3.3 | 142 km | 9 km |
| Sep 16, 1994 | 9 km SE of Lee, Maine | M3.3 | 105 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
3 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 | 253 km |
| 2008 | Kyle | Category 1 | 75 mph | 224 km |
| 2003 | Juan | Category 2 | 98 mph | 250 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 | 100 km |
Source: NIFC/IRWIN Wildfire Records (100+ acres).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 14°F (-10°C) | 4.0 in | Coldest |
| February | 17°F (-9°C) | 2.6 in | Driest |
| March | 27°F (-3°C) | 3.5 in | |
| April | 39°F (4°C) | 3.7 in | |
| May | 51°F (11°C) | 4.3 in | |
| June | 60°F (16°C) | 3.7 in | |
| July | 66°F (19°C) | 4.0 in | Warmest |
| August | 65°F (18°C) | 3.5 in | |
| September | 56°F (13°C) | 3.6 in | |
| October | 45°F (7°C) | 3.9 in | |
| November | 34°F (1°C) | 4.4 in | Wettest |
| December | 20°F (-7°C) | 4.1 in |
Harvey has a seasonal temperature swing of 52°F / from 14°F in January to 66°F in July. Total annual precipitation is 45.3 inches, with November being the wettest month (4.4") and February the driest (2.6").