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Weather & Climate in Grosmont, United Kingdom
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Grosmont experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 40°F in January while summers reach 59°F in July / relatively mild seasonal variation. The area gets 207 sunny days per year. Annual precipitation totals 43.9 inches. The area receives 7.5 inches of snow annually. The city sits at an elevation of 384 feet.
Temperature
40°F Jan (4°C)
59°F Jul (15°C)
| Annual Average | 50.2°F |
| 7% below US avg | |
| January Average | 40°F (4°C) |
| July Average | 59°F (15°C) |
| Sunny Days | 207 days/yr |
Geography
| Elevation | 384 ft (117 m) |
| Area | 4.0 sq mi (10.3 km²) |
| Population Density | 231/sq mi |
| Coordinates | 51.9167°N, 2.8667°W |
| Timezone | Europe/London |
Precipitation & Snow
Air Quality
Earthquake History
43 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 | 83 km | 9 km |
| Apr 2, 1990 | 4 km NNE of Presteigne, United Kingdom | M4.7 | 45 km | 18 km |
| Oct 25, 1999 | 10 km N of Hirwaun, United Kingdom | M4.5 | 47 km | 10 km |
| Feb 17, 2018 | 5 km NE of Clydach, United Kingdom | M4.3 | 71 km | 12 km |
| Feb 20, 2014 | 17 km NNW of Ilfracombe, United Kingdom | M4.1 | 109 km | 3 km |
| Sep 23, 2000 | 1 km WSW of Warwick, United Kingdom | M4.0 | 95 km | 13 km |
| Mar 7, 1996 | 3 km SW of Clive, United Kingdom | M3.8 | 98 km | 10 km |
| May 12, 1994 | 4 km S of Shipston on Stour, United Kingdom | M3.7 | 85 km | 10 km |
| Jan 29, 2004 | 2 km E of North Petherton, United Kingdom | M3.7 | 92 km | 7 km |
| May 30, 2022 | 2 km ESE of Prees, United Kingdom | M3.6 | 109 km | 10 km |
| Jan 1, 1994 | Wales-England region, United Kingdom | M3.6 | 79 km | 10 km |
| Jan 29, 2004 | 2 km E of North Petherton, United Kingdom | M3.6 | 92 km | 7 km |
| Oct 10, 2001 | 2 km SSE of Caerphilly, United Kingdom | M3.5 | 47 km | 10 km |
| Feb 12, 2002 | 1 km SSE of Deri, United Kingdom | M3.5 | 36 km | 8 km |
| Mar 17, 1994 | 5 km WNW of Newtown, United Kingdom | M3.5 | 77 km | 10 km |
| Feb 24, 2023 | 1 km ENE of Brynmawr, United Kingdom | M3.4 | 24 km | 10 km |
| Jun 20, 2002 | 3 km N of Marshfield, United Kingdom | M3.4 | 42 km | 14 km |
| Jun 16, 1991 | 11 km WSW of Knighton, United Kingdom | M3.3 | 50 km | 10 km |
| Jan 29, 2004 | 2 km E of North Petherton, United Kingdom | M3.3 | 92 km | 7 km |
| Sep 23, 1992 | 1 km NNE of Tiverton, United Kingdom | M3.3 | 119 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 40°F (4°C) | 3.7 in | Wettest |
| February | 39°F (4°C) | 2.6 in | Coldest |
| March | 43°F (6°C) | 2.7 in | |
| April | 46°F (8°C) | 2.2 in | |
| May | 52°F (11°C) | 2.2 in | |
| June | 57°F (14°C) | 2.4 in | |
| July | 59°F (15°C) | 1.8 in | Driest |
| August | 60°F (16°C) | 2.6 in | Warmest |
| September | 56°F (13°C) | 2.9 in | |
| October | 50°F (10°C) | 3.1 in | |
| November | 44°F (7°C) | 3.2 in | |
| December | 41°F (5°C) | 3.6 in |
Grosmont has a seasonal temperature swing of 22°F / from 39°F in February to 60°F in August. Total annual precipitation is 33.0 inches, with January being the wettest month (3.7") and July the driest (1.8").