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Weather & Climate in Swindon, United Kingdom
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Swindon experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 40°F in January while summers reach 61°F in July. The area gets 220 sunny days per year. Annual precipitation totals 41.0 inches. The area receives 3.0 inches of snow annually. The city sits at an elevation of 371 feet.
Temperature
40°F Jan (5°C)
61°F Jul (16°C)
| Annual Average | 51.7°F |
| 4% below US avg | |
| January Average | 40°F (5°C) |
| July Average | 61°F (16°C) |
| Sunny Days | 220 days/yr |
Geography
| Elevation | 371 ft (113 m) |
| Area | 15.3 sq mi (39.7 km²) |
| Population Density | 13,061/sq mi |
| Coordinates | 51.5580°N, 1.7812°W |
| Timezone | Europe/London |
Precipitation & Snow
Air Quality
Earthquake History
45 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M4.8.
| Sep 22, 2002 | 2 km ESE of Wombourn, United Kingdom | M4.8 | 110 km | 9 km |
| Apr 2, 1990 | 4 km NNE of Presteigne, United Kingdom | M4.7 | 118 km | 18 km |
| Oct 25, 1999 | 10 km N of Hirwaun, United Kingdom | M4.5 | 125 km | 10 km |
| Feb 17, 2018 | 5 km NE of Clydach, United Kingdom | M4.3 | 144 km | 12 km |
| Sep 23, 2000 | 1 km WSW of Warwick, United Kingdom | M4.0 | 81 km | 13 km |
| Jan 28, 2015 | 2 km WSW of Market Overton, United Kingdom | M3.8 | 149 km | 3 km |
| May 12, 1994 | 4 km S of Shipston on Stour, United Kingdom | M3.7 | 52 km | 10 km |
| Jan 29, 2004 | 2 km E of North Petherton, United Kingdom | M3.7 | 98 km | 7 km |
| Jan 29, 2004 | 2 km E of North Petherton, United Kingdom | M3.6 | 98 km | 7 km |
| Jan 1, 1994 | Wales-England region, United Kingdom | M3.6 | 117 km | 10 km |
| Oct 10, 2001 | 2 km SSE of Caerphilly, United Kingdom | M3.5 | 98 km | 10 km |
| Apr 18, 2014 | 3 km WSW of Market Overton, United Kingdom | M3.5 | 148 km | 2 km |
| Feb 12, 2002 | 1 km SSE of Deri, United Kingdom | M3.5 | 103 km | 8 km |
| Feb 24, 2023 | 1 km ENE of Brynmawr, United Kingdom | M3.4 | 99 km | 10 km |
| Jun 20, 2002 | 3 km N of Marshfield, United Kingdom | M3.4 | 90 km | 14 km |
| Feb 17, 1992 | 1 km W of Warboys, United Kingdom | M3.4 | 149 km | 10 km |
| Jun 16, 1991 | 11 km WSW of Knighton, United Kingdom | M3.3 | 129 km | 10 km |
| Jul 30, 1999 | 2 km ENE of Bargoed, United Kingdom | M3.3 | 99 km | 6 km |
| Sep 9, 1995 | 0 km WNW of East Wittering, United Kingdom | M3.3 | 108 km | 10 km |
| Mar 4, 1990 | 2 km N of Great Haywood, United Kingdom | M3.3 | 142 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: 0.4 m (1 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 2011 | PLYMOUTH, ENGLAND | Avalanche | 0.4 m | — | 145 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 40°F (5°C) | 2.6 in | |
| February | 40°F (4°C) | 1.9 in | Coldest |
| March | 43°F (6°C) | 2.2 in | |
| April | 46°F (8°C) | 1.8 in | Driest |
| May | 52°F (11°C) | 2.0 in | |
| June | 58°F (14°C) | 2.2 in | |
| July | 61°F (16°C) | 1.8 in | |
| August | 61°F (16°C) | 2.2 in | Warmest |
| September | 56°F (14°C) | 2.4 in | |
| October | 50°F (10°C) | 2.4 in | |
| November | 44°F (7°C) | 2.6 in | |
| December | 41°F (5°C) | 2.8 in | Wettest |
Swindon has a seasonal temperature swing of 22°F / from 40°F in February to 61°F in August. Total annual precipitation is 26.9 inches, with December being the wettest month (2.8") and April the driest (1.8").