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Weather & Climate in Charlton, United Kingdom
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Charlton experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 41°F in January while summers reach 64°F in July. The area gets 234 sunny days per year, above the national average. Annual precipitation totals 31.7 inches. The area receives 3.0 inches of snow annually. The city sits at an elevation of 112 feet.
Temperature
41°F Jan (5°C)
64°F Jul (18°C)
| Annual Average | 53.1°F |
| 2% below US avg | |
| January Average | 41°F (5°C) |
| July Average | 64°F (18°C) |
| Sunny Days | 234 days/yr |
Geography
| Elevation | 112 ft (34 m) |
| Area | 26.2 sq mi (67.9 km²) |
| Population Density | 549/sq mi |
| Coordinates | 51.4850°N, 0.0403°W |
| Timezone | Europe/London |
Precipitation & Snow
Air Quality
Earthquake History
34 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.6.
| Apr 28, 2007 | 1 km WNW of Lympne, United Kingdom | M4.6 | 81 km | 10 km |
| Feb 15, 1994 | 7 km ESE of Thetford, United Kingdom | M4.4 | 114 km | 10 km |
| Jan 23, 2007 | 57 km ENE of Broadstairs, United Kingdom | M4.1 | 146 km | 10 km |
| Sep 23, 2000 | 1 km WSW of Warwick, United Kingdom | M4.0 | 144 km | 13 km |
| Sep 15, 1994 | 38 km NE of Broadstairs, United Kingdom | M3.9 | 122 km | 10 km |
| Jan 27, 1998 | 27 km W of Le Touquet-Paris-Plage, France | M3.8 | 136 km | 2 km |
| Jan 28, 2015 | 2 km WSW of Market Overton, United Kingdom | M3.8 | 148 km | 3 km |
| May 12, 1994 | 4 km S of Shipston on Stour, United Kingdom | M3.7 | 130 km | 10 km |
| May 22, 2015 | 3 km SSE of Ramsgate, United Kingdom | M3.7 | 99 km | 12 km |
| Mar 3, 2009 | 1 km ENE of Hawkinge, United Kingdom | M3.5 | 89 km | 4 km |
| Apr 18, 2014 | 3 km WSW of Market Overton, United Kingdom | M3.5 | 147 km | 2 km |
| Feb 17, 1992 | 1 km W of Warboys, United Kingdom | M3.4 | 103 km | 10 km |
| Feb 27, 2019 | 3 km SE of Dorking, United Kingdom | M3.3 | 38 km | 10 km |
| Sep 9, 1995 | 0 km WNW of East Wittering, United Kingdom | M3.3 | 102 km | 10 km |
| Feb 13, 1997 | 26 km W of Le Touquet-Paris-Plage, France | M3.2 | 135 km | 5 km |
| May 4, 1990 | 0 km NE of Coquelles, France | M3.1 | 137 km | 10 km |
| Nov 25, 1998 | 26 km N of Grand-Fort-Philippe, France | M3.0 | 145 km | 10 km |
| Nov 5, 1994 | 5 km N of Debenham, United Kingdom | M3.0 | 118 km | 5 km |
| Jul 16, 2005 | 3 km WSW of Southwater, United Kingdom | M2.9 | 61 km | 5 km |
| Jan 1, 1995 | 2 km ESE of Halesworth, United Kingdom | M2.9 | 140 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
2 tsunamis recorded within 500 km. Highest wave on record: 6.0 m (20 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1858 | NORTH SEA | Unknown | 6.0 m | — | 120 km |
| 1911 | FOLKSTONE, ENGLAND | Meteorological | 0.9 m | — | 94 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 2.8 in | Wettest |
| February | 40°F (4°C) | 1.7 in | Coldest |
| March | 44°F (6°C) | 2.0 in | |
| April | 47°F (8°C) | 1.8 in | |
| May | 53°F (12°C) | 1.9 in | |
| June | 59°F (15°C) | 2.1 in | |
| July | 64°F (18°C) | 1.7 in | Warmest, Driest |
| August | 63°F (17°C) | 2.0 in | |
| September | 58°F (14°C) | 2.4 in | |
| October | 51°F (11°C) | 2.6 in | |
| November | 45°F (7°C) | 2.7 in | |
| December | 42°F (5°C) | 2.6 in |
Charlton has a seasonal temperature swing of 24°F / from 40°F in February to 64°F in July. Total annual precipitation is 26.2 inches, with January being the wettest month (2.8") and July the driest (1.7").