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Weather & Climate in Merrow, United Kingdom
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Merrow experiences four distinct seasons with an average annual temperature of 53°F (11°C). Winters average 41°F in January while summers reach 62°F in July. The area gets 225 sunny days per year, above the national average. Annual precipitation totals 39.5 inches. The area receives 2.5 inches of snow annually. The city sits at an elevation of 259 feet.
Temperature
41°F Jan (5°C)
62°F Jul (17°C)
| Annual Average | 52.6°F |
| 3% below US avg | |
| January Average | 41°F (5°C) |
| July Average | 62°F (17°C) |
| Sunny Days | 225 days/yr |
Geography
| Elevation | 259 ft (79 m) |
| Area | 1.7 sq mi (4.4 km²) |
| Population Density | 4,727/sq mi |
| Coordinates | 51.2455°N, 0.5314°W |
| Timezone | Europe/London |
Precipitation & Snow
Air Quality
Earthquake History
27 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 | 109 km | 10 km |
| Oct 6, 1999 | 34 km NNW of Fécamp, France | M4.6 | 143 km | 1 km |
| Sep 23, 2000 | 1 km WSW of Warwick, United Kingdom | M4.0 | 137 km | 13 km |
| Jul 14, 2011 | 62 km SSE of Ventnor, United Kingdom | M3.9 | 126 km | 10 km |
| Jan 27, 1998 | 27 km W of Le Touquet-Paris-Plage, France | M3.8 | 147 km | 2 km |
| May 12, 1994 | 4 km S of Shipston on Stour, United Kingdom | M3.7 | 115 km | 10 km |
| May 22, 2015 | 3 km SSE of Ramsgate, United Kingdom | M3.7 | 137 km | 12 km |
| Mar 3, 2009 | 1 km ENE of Hawkinge, United Kingdom | M3.5 | 120 km | 4 km |
| Feb 17, 1992 | 1 km W of Warboys, United Kingdom | M3.4 | 132 km | 10 km |
| Sep 9, 1995 | 0 km WNW of East Wittering, United Kingdom | M3.3 | 58 km | 10 km |
| Feb 27, 2019 | 3 km SE of Dorking, United Kingdom | M3.3 | 17 km | 10 km |
| Feb 13, 1997 | 26 km W of Le Touquet-Paris-Plage, France | M3.2 | 147 km | 5 km |
| Nov 26, 1991 | 50 km N of Urville-Nacqueville, France | M3.0 | 149 km | 10 km |
| May 19, 2019 | 7 km ESE of Swanage, United Kingdom | M3.0 | 120 km | 10 km |
| Aug 26, 2002 | 40 km NNW of Étretat, France | M3.0 | 138 km | 4 km |
| Jul 16, 2005 | 3 km WSW of Southwater, United Kingdom | M2.9 | 28 km | 5 km |
| Jan 27, 2015 | 1 km ENE of Winchester, United Kingdom | M2.9 | 57 km | 3 km |
| Mar 18, 2001 | 8 km W of Marlborough, United Kingdom | M2.9 | 94 km | 10 km |
| Apr 1, 2018 | 4 km E of Holmwood, United Kingdom | M2.7 | 21 km | 5 km |
| Mar 23, 1992 | 22 km SSE of Folkestone, United Kingdom | M2.7 | 134 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 | - | 125 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 2.9 in | |
| February | 40°F (5°C) | 1.9 in | Coldest |
| March | 44°F (7°C) | 2.2 in | |
| April | 47°F (8°C) | 1.9 in | |
| May | 54°F (12°C) | 2.0 in | |
| June | 59°F (15°C) | 2.1 in | |
| July | 62°F (17°C) | 1.7 in | Driest |
| August | 62°F (17°C) | 2.1 in | Warmest |
| September | 57°F (14°C) | 2.6 in | |
| October | 51°F (11°C) | 2.9 in | |
| November | 45°F (7°C) | 2.8 in | |
| December | 42°F (5°C) | 2.9 in | Wettest |
Merrow has a seasonal temperature swing of 22°F / from 40°F in February to 62°F in August. Total annual precipitation is 28.0 inches, with December being the wettest month (2.9") and July the driest (1.7").