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Weather & Climate in Boreham, United Kingdom
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Boreham experiences four distinct seasons with an average annual temperature of 52°F (11°C). Winters average 40°F in January while summers reach 62°F in July. The area gets 232 sunny days per year, above the national average. Annual precipitation totals 32.4 inches. The area receives 2.8 inches of snow annually. The city sits at an elevation of 121 feet.
Temperature
40°F Jan (5°C)
62°F Jul (17°C)
| Annual Average | 51.8°F |
| 4% below US avg | |
| January Average | 40°F (5°C) |
| July Average | 62°F (17°C) |
| Sunny Days | 232 days/yr |
Geography
| Elevation | 121 ft (37 m) |
| Area | 147.0 sq mi (380.7 km²) |
| Population Density | 22/sq mi |
| Coordinates | 51.7596°N, 0.5412°W |
| Timezone | Europe/London |
Precipitation & Snow
Air Quality
Earthquake History
33 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 | 82 km | 10 km |
| Feb 15, 1994 | 7 km ESE of Thetford, United Kingdom | M4.4 | 72 km | 10 km |
| Jan 23, 2007 | 57 km ENE of Broadstairs, United Kingdom | M4.1 | 111 km | 10 km |
| Sep 15, 1994 | 38 km NE of Broadstairs, United Kingdom | M3.9 | 87 km | 10 km |
| Jan 28, 2015 | 2 km WSW of Market Overton, United Kingdom | M3.8 | 138 km | 3 km |
| Jan 27, 1998 | 27 km W of Le Touquet-Paris-Plage, France | M3.8 | 147 km | 2 km |
| May 22, 2015 | 3 km SSE of Ramsgate, United Kingdom | M3.7 | 80 km | 12 km |
| Mar 3, 2009 | 1 km ENE of Hawkinge, United Kingdom | M3.5 | 84 km | 4 km |
| Apr 18, 2014 | 3 km WSW of Market Overton, United Kingdom | M3.5 | 138 km | 2 km |
| Feb 17, 1992 | 1 km W of Warboys, United Kingdom | M3.4 | 84 km | 10 km |
| Sep 9, 1995 | 0 km WNW of East Wittering, United Kingdom | M3.3 | 148 km | 10 km |
| Feb 27, 2019 | 3 km SE of Dorking, United Kingdom | M3.3 | 84 km | 10 km |
| Jan 21, 1999 | 4 km ENE of Old Leake, United Kingdom | M3.3 | 145 km | 10 km |
| Feb 13, 1997 | 26 km W of Le Touquet-Paris-Plage, France | M3.2 | 146 km | 5 km |
| May 4, 1990 | 0 km NE of Coquelles, France | M3.1 | 127 km | 10 km |
| Nov 5, 1994 | 5 km N of Debenham, United Kingdom | M3.0 | 72 km | 5 km |
| Mar 28, 1996 | 67 km ESE of Aldeburgh, United Kingdom | M3.0 | 134 km | 10 km |
| Nov 25, 1998 | 26 km N of Grand-Fort-Philippe, France | M3.0 | 122 km | 10 km |
| Jul 16, 2005 | 3 km WSW of Southwater, United Kingdom | M2.9 | 106 km | 5 km |
| Jan 1, 1995 | 2 km ESE of Halesworth, United Kingdom | M2.9 | 94 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990-2025). Sorted by magnitude.
Tsunami History
2 tsunamis recorded within 500 km. Highest wave on record: 6.0 m (20 ft).
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 1858 | NORTH SEA | Unknown | 6.0 m | - | 110 km |
| 1911 | FOLKSTONE, ENGLAND | Meteorological | 0.9 m | - | 88 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 40°F (5°C) | 2.1 in | |
| February | 39°F (4°C) | 1.3 in | Coldest, Driest |
| March | 43°F (6°C) | 1.7 in | |
| April | 46°F (8°C) | 1.6 in | |
| May | 53°F (11°C) | 1.6 in | |
| June | 58°F (14°C) | 2.1 in | |
| July | 62°F (17°C) | 1.6 in | Warmest |
| August | 62°F (17°C) | 1.9 in | |
| September | 58°F (14°C) | 2.0 in | |
| October | 51°F (11°C) | 2.2 in | |
| November | 44°F (7°C) | 2.2 in | Wettest |
| December | 41°F (5°C) | 2.0 in |
Boreham has a seasonal temperature swing of 23°F / from 39°F in February to 62°F in July. Total annual precipitation is 22.2 inches, with November being the wettest month (2.2") and February the driest (1.3").