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Weather & Climate in Old Windsor, United Kingdom
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Old Windsor experiences four distinct seasons with an average annual temperature of 53°F (12°C). Winters average 41°F in January while summers reach 63°F in July. The area gets 223 sunny days per year, above the national average. Annual precipitation totals 33.6 inches. The area receives 2.7 inches of snow annually. The city sits at an elevation of 62 feet.
Temperature
41°F Jan (5°C)
63°F Jul (17°C)
| Annual Average | 53.0°F |
| 2% below US avg | |
| January Average | 41°F (5°C) |
| July Average | 63°F (17°C) |
| Sunny Days | 223 days/yr |
Geography
| Elevation | 62 ft (19 m) |
| Area | 125.1 sq mi (324.0 km²) |
| Population Density | 57/sq mi |
| Coordinates | 51.4581°N, 0.5867°W |
| Timezone | Europe/London |
Precipitation & Snow
Air Quality
Earthquake History
26 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 | 119 km | 10 km |
| Feb 15, 1994 | 7 km ESE of Thetford, United Kingdom | M4.4 | 142 km | 10 km |
| Sep 23, 2000 | 1 km WSW of Warwick, United Kingdom | M4.0 | 115 km | 13 km |
| Jul 14, 2011 | 62 km SSE of Ventnor, United Kingdom | M3.9 | 149 km | 10 km |
| Jan 28, 2015 | 2 km WSW of Market Overton, United Kingdom | M3.8 | 141 km | 3 km |
| May 12, 1994 | 4 km S of Shipston on Stour, United Kingdom | M3.7 | 95 km | 10 km |
| May 22, 2015 | 3 km SSE of Ramsgate, United Kingdom | M3.7 | 142 km | 12 km |
| Apr 18, 2014 | 3 km WSW of Market Overton, United Kingdom | M3.5 | 141 km | 2 km |
| Mar 3, 2009 | 1 km ENE of Hawkinge, United Kingdom | M3.5 | 129 km | 4 km |
| Feb 17, 1992 | 1 km W of Warboys, United Kingdom | M3.4 | 111 km | 10 km |
| Sep 9, 1995 | 0 km WNW of East Wittering, United Kingdom | M3.3 | 79 km | 10 km |
| Feb 27, 2019 | 3 km SE of Dorking, United Kingdom | M3.3 | 34 km | 10 km |
| Jun 17, 1999 | 7 km NNE of Ross on Wye, United Kingdom | M3.0 | 144 km | 10 km |
| May 19, 2019 | 7 km ESE of Swanage, United Kingdom | M3.0 | 133 km | 10 km |
| Jul 16, 2005 | 3 km WSW of Southwater, United Kingdom | M2.9 | 52 km | 5 km |
| Jan 27, 2015 | 1 km ENE of Winchester, United Kingdom | M2.9 | 66 km | 3 km |
| Mar 18, 2001 | 8 km W of Marlborough, United Kingdom | M2.9 | 87 km | 10 km |
| Sep 22, 2015 | 2 km W of Cottesmore, United Kingdom | M2.8 | 140 km | 2 km |
| Mar 23, 1992 | 22 km SSE of Folkestone, United Kingdom | M2.7 | 145 km | 10 km |
| Apr 1, 2018 | 4 km E of Holmwood, United Kingdom | M2.7 | 39 km | 5 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 | — | 133 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 2.4 in | |
| February | 41°F (5°C) | 1.7 in | Coldest |
| March | 44°F (7°C) | 1.9 in | |
| April | 48°F (9°C) | 1.8 in | |
| May | 54°F (12°C) | 2.0 in | |
| June | 59°F (15°C) | 2.1 in | |
| July | 63°F (17°C) | 1.6 in | Warmest, Driest |
| August | 63°F (17°C) | 2.0 in | |
| September | 58°F (14°C) | 2.3 in | |
| October | 52°F (11°C) | 2.6 in | Wettest |
| November | 45°F (7°C) | 2.4 in | |
| December | 42°F (6°C) | 2.5 in |
Old Windsor has a seasonal temperature swing of 23°F / from 41°F in February to 63°F in July. Total annual precipitation is 25.3 inches, with October being the wettest month (2.6") and July the driest (1.6").