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Weather & Climate in Lyttleton, NB
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Lyttleton has a cool climate with an average annual temperature of 40°F (4°C). Winters average 12°F in January while summers reach 65°F in July. The area gets 256 sunny days per year, above the national average. Annual precipitation totals 44.0 inches. The area receives 17.5 inches of snow annually, a moderate snowfall amount. The city sits at an elevation of 69 feet.
Temperature
12°F Jan (-11°C)
65°F Jul (18°C)
| Annual Average | 39.8°F |
| 26% below US avg | |
| January Average | 12°F (-11°C) |
| July Average | 65°F (18°C) |
| Sunny Days | 256 days/yr |
Geography
| Elevation | 69 ft (21 m) |
| Area | 6.2 sq mi (16.1 km²) |
| Population Density | 34/sq mi |
| Coordinates | 46.9387°N, 65.9114°W |
| Timezone | America/Moncton |
Precipitation & Snow
Air Quality
Earthquake History
47 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 | 54 km | 5 km |
| May 6, 1995 | 83 km W of Miramichi, Canada | M3.9 | 53 km | 5 km |
| Jul 14, 1994 | 83 km W of Miramichi, Canada | M3.8 | 53 km | 5 km |
| Jan 5, 2005 | 81 km W of Miramichi, Canada | M3.7 | 51 km | 5 km |
| Aug 27, 2015 | 27 km N of Noonan, Canada | M3.6 | 96 km | 5 km |
| Mar 8, 2009 | 72 km NNE of Noonan, Canada | M3.6 | 49 km | 5 km |
| Jun 1, 2006 | 19 km NE of Florenceville-Bristol, Canada | M3.6 | 124 km | 5 km |
| Dec 12, 1990 | 83 km W of Miramichi, Canada | M3.5 | 53 km | 5 km |
| Oct 18, 2003 | 48 km ESE of Hamlin, Maine | M3.5 | 97 km | 18 km |
| Apr 28, 2014 | 81 km W of Miramichi, Canada | M3.4 | 50 km | 5 km |
| Mar 30, 2012 | 44 km SW of Bathurst, Canada | M3.4 | 48 km | 5 km |
| Apr 23, 1991 | 83 km W of Miramichi, Canada | M3.3 | 53 km | 5 km |
| Mar 8, 2009 | 71 km NNE of Noonan, Canada | M3.3 | 47 km | 5 km |
| Mar 21, 2013 | 60 km NNE of Noonan, Canada | M3.2 | 59 km | 5 km |
| Jul 20, 2007 | 28 km W of Miramichi, Canada | M3.2 | 15 km | 5 km |
| Aug 28, 2013 | 84 km W of Miramichi, Canada | M3.2 | 53 km | 5 km |
| Jul 3, 2024 | 67 km SW of Miramichi, Canada | M3.1 | 43 km | 12 km |
| Aug 21, 2015 | 63 km SW of Bathurst, Canada | M3.0 | 44 km | 5 km |
| Jan 2, 2013 | 75 km W of Miramichi, Canada | M3.0 | 45 km | 5 km |
| Jun 20, 2013 | 65 km NNE of Noonan, Canada | M2.9 | 53 km | 5 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Hurricane History
2 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 | 263 km |
| 2003 | Juan | Category 2 | 98 mph | 192 km |
Source: NOAA IBTrACS (Category 1+, 1980-2026).
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 12°F (-11°C) | 3.7 in | Coldest |
| February | 15°F (-10°C) | 2.7 in | Driest |
| March | 25°F (-4°C) | 3.3 in | |
| April | 37°F (3°C) | 3.2 in | |
| May | 49°F (10°C) | 4.3 in | Wettest |
| June | 59°F (15°C) | 3.8 in | |
| July | 65°F (18°C) | 4.1 in | Warmest |
| August | 64°F (18°C) | 3.8 in | |
| September | 55°F (13°C) | 3.5 in | |
| October | 44°F (7°C) | 3.9 in | |
| November | 33°F (1°C) | 4.1 in | |
| December | 19°F (-7°C) | 3.7 in |
Lyttleton has a seasonal temperature swing of 53°F / from 12°F in January to 65°F in July. Total annual precipitation is 44.0 inches, with May being the wettest month (4.3") and February the driest (2.7").