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Weather & Climate in Harley, United Kingdom
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Harley experiences four distinct seasons with an average annual temperature of 48°F (9°C). Winters average 40°F in January while summers reach 60°F in July. The area gets 210 sunny days per year. Annual precipitation totals 40.4 inches. The area receives 8.5 inches of snow annually. The city sits at an elevation of 312 feet.
Temperature
40°F Jan (5°C)
60°F Jul (15°C)
| Annual Average | 48.1°F |
| 11% below US avg | |
| January Average | 40°F (5°C) |
| July Average | 60°F (15°C) |
| Sunny Days | 210 days/yr |
Geography
| Elevation | 312 ft (95 m) |
| Area | 1,309.3 sq mi (3,391.1 km²) |
| Population Density | 0/sq mi |
| Coordinates | 52.6000°N, 2.6000°W |
| Timezone | Europe/London |
Precipitation & Snow
Air Quality
Earthquake History
61 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 | 32 km | 9 km |
| Apr 2, 1990 | 4 km NNE of Presteigne, United Kingdom | M4.7 | 41 km | 18 km |
| Oct 25, 1999 | 10 km N of Hirwaun, United Kingdom | M4.5 | 106 km | 10 km |
| Oct 21, 2002 | 1 km ESE of Manchester, United Kingdom | M4.3 | 101 km | 5 km |
| Feb 17, 2018 | 5 km NE of Clydach, United Kingdom | M4.3 | 130 km | 12 km |
| Oct 28, 2001 | 5 km E of Long Clawson, United Kingdom | M4.2 | 121 km | 12 km |
| Sep 23, 2000 | 1 km WSW of Warwick, United Kingdom | M4.0 | 76 km | 13 km |
| May 29, 2013 | 14 km WSW of Nefyn, United Kingdom | M3.8 | 146 km | 10 km |
| Mar 7, 1996 | 3 km SW of Clive, United Kingdom | M3.8 | 24 km | 10 km |
| Feb 14, 2005 | 2 km SW of Conwy, United Kingdom | M3.8 | 112 km | 5 km |
| Jan 28, 2015 | 2 km WSW of Market Overton, United Kingdom | M3.8 | 128 km | 3 km |
| Oct 24, 2002 | 2 km WNW of Droylsden, United Kingdom | M3.8 | 102 km | 4 km |
| May 12, 1994 | 4 km S of Shipston on Stour, United Kingdom | M3.7 | 92 km | 10 km |
| Oct 21, 2002 | 0 km N of Longdendale, United Kingdom | M3.7 | 105 km | 5 km |
| Feb 8, 1990 | 2 km E of Mansfield, United Kingdom | M3.6 | 114 km | 10 km |
| May 30, 2022 | 2 km ESE of Prees, United Kingdom | M3.6 | 32 km | 10 km |
| Mar 17, 1994 | 5 km WNW of Newtown, United Kingdom | M3.5 | 52 km | 10 km |
| Feb 12, 2002 | 1 km SSE of Deri, United Kingdom | M3.5 | 110 km | 8 km |
| Oct 10, 2001 | 2 km SSE of Caerphilly, United Kingdom | M3.5 | 124 km | 10 km |
| Jul 29, 1992 | 8 km WNW of Caernarfon, United Kingdom | M3.5 | 136 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 40°F (5°C) | 3.3 in | |
| February | 38°F (4°C) | 2.4 in | Coldest |
| March | 42°F (5°C) | 2.7 in | |
| April | 45°F (7°C) | 2.3 in | |
| May | 51°F (10°C) | 2.2 in | Driest |
| June | 56°F (13°C) | 2.6 in | |
| July | 60°F (15°C) | 2.2 in | Warmest |
| August | 59°F (15°C) | 2.9 in | |
| September | 55°F (13°C) | 2.9 in | |
| October | 49°F (9°C) | 3.1 in | |
| November | 43°F (6°C) | 3.4 in | |
| December | 40°F (4°C) | 3.5 in | Wettest |
Harley has a seasonal temperature swing of 21°F / from 38°F in February to 60°F in July. Total annual precipitation is 33.5 inches, with December being the wettest month (3.5") and May the driest (2.2").