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Weather & Climate in Selsey, United Kingdom
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Selsey experiences four distinct seasons with an average annual temperature of 51°F (10°C). Winters average 41°F in January while summers reach 62°F in July. The area gets 278 sunny days per year, well above the U.S. average of 205 / making it one of the sunnier locations in the country. Annual precipitation totals 31.9 inches. The city sits at an elevation of 23 feet.
Temperature
41°F Jan (5°C)
62°F Jul (17°C)
| Annual Average | 50.7°F |
| 6% below US avg | |
| January Average | 41°F (5°C) |
| July Average | 62°F (17°C) |
| Sunny Days | 278 days/yr |
Geography
| Elevation | 23 ft (7 m) |
| Area | 4.7 sq mi (12.3 km²) |
| Population Density | 2,226/sq mi |
| Coordinates | 50.7350°N, 0.7898°W |
| Timezone | Europe/London |
Precipitation & Snow
Air Quality
Earthquake History
31 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.6.
| Oct 6, 1999 | 34 km NNW of Fécamp, France | M4.6 | 106 km | 1 km |
| Apr 28, 2007 | 1 km WNW of Lympne, United Kingdom | M4.6 | 132 km | 10 km |
| Nov 30, 1994 | 17 km N of Courseulles-sur-Mer, France | M4.1 | 141 km | 6 km |
| Jul 14, 2011 | 62 km SSE of Ventnor, United Kingdom | M3.9 | 68 km | 10 km |
| Jan 27, 1998 | 27 km W of Le Touquet-Paris-Plage, France | M3.8 | 143 km | 2 km |
| Sep 23, 2003 | 41 km WNW of Étretat, France | M3.6 | 104 km | 10 km |
| Sep 24, 2003 | 22 km WNW of Cauville-sur-Mer, France | M3.5 | 124 km | 17 km |
| Mar 3, 2009 | 1 km ENE of Hawkinge, United Kingdom | M3.5 | 144 km | 4 km |
| Jun 16, 1998 | 18 km NNW of Yport, France | M3.3 | 117 km | 5 km |
| Feb 27, 2019 | 3 km SE of Dorking, United Kingdom | M3.3 | 63 km | 10 km |
| Sep 9, 1995 | 0 km WNW of East Wittering, United Kingdom | M3.3 | 8 km | 10 km |
| Feb 13, 1997 | 26 km W of Le Touquet-Paris-Plage, France | M3.2 | 144 km | 5 km |
| Aug 26, 2002 | 40 km NNW of Étretat, France | M3.0 | 94 km | 4 km |
| Nov 26, 1991 | 50 km N of Urville-Nacqueville, France | M3.0 | 93 km | 10 km |
| May 19, 2019 | 7 km ESE of Swanage, United Kingdom | M3.0 | 78 km | 10 km |
| Jul 16, 2005 | 3 km WSW of Southwater, United Kingdom | M2.9 | 41 km | 5 km |
| Jan 27, 2015 | 1 km ENE of Winchester, United Kingdom | M2.9 | 52 km | 3 km |
| Mar 18, 2001 | 8 km W of Marlborough, United Kingdom | M2.9 | 107 km | 10 km |
| Mar 23, 1998 | 11 km W of Chickerell, United Kingdom | M2.9 | 133 km | 5 km |
| Dec 31, 1992 | 38 km WNW of Étretat, France | M2.8 | 108 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km. Highest wave on record: 0.9 m (3 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1911 | FOLKSTONE, ENGLAND | Meteorological | 0.9 m | - | 148 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 3.6 in | Wettest |
| February | 41°F (5°C) | 2.3 in | Coldest |
| March | 44°F (7°C) | 2.7 in | |
| April | 47°F (9°C) | 2.0 in | |
| May | 53°F (12°C) | 1.8 in | Driest |
| June | 58°F (15°C) | 2.0 in | |
| July | 62°F (17°C) | 1.9 in | Warmest |
| August | 62°F (17°C) | 2.1 in | |
| September | 58°F (14°C) | 3.0 in | |
| October | 52°F (11°C) | 3.5 in | |
| November | 46°F (8°C) | 3.6 in | |
| December | 43°F (6°C) | 3.5 in |
Selsey has a seasonal temperature swing of 22°F / from 41°F in February to 62°F in July. Total annual precipitation is 31.9 inches, with January being the wettest month (3.6") and May the driest (1.8").