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Weather & Climate in Farnham, United Kingdom
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Farnham 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 229 sunny days per year, above the national average. Annual precipitation totals 44.5 inches. The area receives 5.7 inches of snow annually. The city sits at an elevation of 233 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 | 229 days/yr |
Geography
| Elevation | 233 ft (71 m) |
| Area | 14.1 sq mi (36.5 km²) |
| Population Density | 2,622/sq mi |
| Coordinates | 51.2144°N, 0.8005°W |
| Timezone | Europe/London |
Precipitation & Snow
Air Quality
Earthquake History
24 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 | 127 km | 10 km |
| Oct 6, 1999 | 34 km NNW of Fécamp, France | M4.6 | 149 km | 1 km |
| Sep 23, 2000 | 1 km WSW of Warwick, United Kingdom | M4.0 | 131 km | 13 km |
| Jul 14, 2011 | 62 km SSE of Ventnor, United Kingdom | M3.9 | 122 km | 10 km |
| May 12, 1994 | 4 km S of Shipston on Stour, United Kingdom | M3.7 | 106 km | 10 km |
| Mar 3, 2009 | 1 km ENE of Hawkinge, United Kingdom | M3.5 | 138 km | 4 km |
| Feb 17, 1992 | 1 km W of Warboys, United Kingdom | M3.4 | 141 km | 10 km |
| Sep 9, 1995 | 0 km WNW of East Wittering, United Kingdom | M3.3 | 50 km | 10 km |
| Feb 27, 2019 | 3 km SE of Dorking, United Kingdom | M3.3 | 35 km | 10 km |
| Nov 26, 1991 | 50 km N of Urville-Nacqueville, France | M3.0 | 136 km | 10 km |
| Aug 26, 2002 | 40 km NNW of Étretat, France | M3.0 | 141 km | 4 km |
| May 19, 2019 | 7 km ESE of Swanage, United Kingdom | M3.0 | 103 km | 10 km |
| Jun 17, 1999 | 7 km NNE of Ross on Wye, United Kingdom | M3.0 | 145 km | 10 km |
| Mar 23, 1998 | 11 km W of Chickerell, United Kingdom | M2.9 | 147 km | 5 km |
| Jul 16, 2005 | 3 km WSW of Southwater, United Kingdom | M2.9 | 37 km | 5 km |
| Jan 27, 2015 | 1 km ENE of Winchester, United Kingdom | M2.9 | 38 km | 3 km |
| Mar 18, 2001 | 8 km W of Marlborough, United Kingdom | M2.9 | 77 km | 10 km |
| Apr 1, 2018 | 4 km E of Holmwood, United Kingdom | M2.7 | 38 km | 5 km |
| Jan 8, 1994 | 4 km ESE of Cholsey, United Kingdom | M2.6 | 44 km | 10 km |
| Jan 12, 2006 | 2 km SE of Kingsclere, United Kingdom | M2.6 | 31 km | 15 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 | — | 143 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 40°F (5°C) | 3.2 in | |
| February | 40°F (4°C) | 2.1 in | Coldest |
| March | 44°F (6°C) | 2.4 in | |
| April | 47°F (8°C) | 2.1 in | |
| May | 53°F (12°C) | 2.1 in | |
| June | 59°F (15°C) | 2.3 in | |
| July | 61°F (16°C) | 1.8 in | Driest |
| August | 62°F (17°C) | 2.2 in | Warmest |
| September | 57°F (14°C) | 2.8 in | |
| October | 51°F (11°C) | 3.1 in | |
| November | 45°F (7°C) | 3.1 in | |
| December | 42°F (5°C) | 3.2 in | Wettest |
Farnham has a seasonal temperature swing of 22°F / from 40°F in February to 62°F in August. Total annual precipitation is 30.2 inches, with December being the wettest month (3.2") and July the driest (1.8").