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Weather & Climate in Mallaig, United Kingdom
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Mallaig experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 39°F in January while summers reach 56°F in July / relatively mild seasonal variation. The area gets 178 sunny days per year. Annual precipitation totals 87.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 36 feet.
Temperature
39°F Jan (4°C)
56°F Jul (13°C)
| Annual Average | 46.8°F |
| 13% below US avg | |
| January Average | 39°F (4°C) |
| July Average | 56°F (13°C) |
| Sunny Days | 178 days/yr |
Geography
| Elevation | 36 ft (11 m) |
| Area | 0.5 sq mi (1.2 km²) |
| Population Density | 1,696/sq mi |
| Coordinates | 57.0029°N, 5.8308°W |
| Timezone | Europe/London |
Precipitation & Snow
Air Quality
Earthquake History
17 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.8.
| Aug 4, 2017 | 31 km NE of Tobermory, United Kingdom | M3.8 | 19 km | 7 km |
| May 3, 1998 | Scotland, United Kingdom | M3.5 | 106 km | 15 km |
| Jan 23, 2011 | 28 km NE of Tobermory, United Kingdom | M3.5 | 20 km | 16 km |
| Aug 17, 1994 | 40 km SE of Portree, United Kingdom | M3.2 | 17 km | 5 km |
| Jan 26, 1990 | 34 km N of Isle of Islay, United Kingdom | M3.0 | 105 km | 10 km |
| Jun 20, 2003 | 12 km NNW of Balfron, United Kingdom | M3.0 | 127 km | 5 km |
| May 18, 2013 | 27 km NE of Tobermory, United Kingdom | M2.9 | 26 km | 10 km |
| Jun 8, 2006 | 35 km ENE of Portree, United Kingdom | M2.9 | 60 km | 8 km |
| Jul 26, 1992 | 45 km E of Portree, United Kingdom | M2.8 | 57 km | 10 km |
| Jun 20, 2003 | 14 km NNW of Balfron, United Kingdom | M2.8 | 125 km | 5 km |
| Aug 28, 1995 | 5 km NNW of Aviemore, United Kingdom | M2.7 | 122 km | 10 km |
| Nov 30, 1997 | 4 km NNE of Kippen, United Kingdom | M2.7 | 140 km | 10 km |
| Mar 7, 1998 | 13 km E of Oban, United Kingdom | M2.7 | 75 km | 9 km |
| Aug 27, 1992 | 33 km NNE of Isle of Islay, United Kingdom | M2.7 | 106 km | 10 km |
| Nov 1, 2017 | 2 km NNW of Tarbert, United Kingdom | M2.6 | 127 km | 7 km |
| Jun 20, 2003 | 12 km NNW of Balfron, United Kingdom | M2.5 | 127 km | 4 km |
| Jan 9, 1990 | 29 km W of Aberfeldy, United Kingdom | M2.5 | 99 km | 10 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Tsunami History
1 tsunami recorded within 500 km.
| Year | Location | Cause | Max Wave | Deaths | Distance |
| 720 | HEBRIDES (SCOTLAND) | Questionable Earthquake | — | — | 83 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 39°F (4°C) | 10.2 in | |
| February | 39°F (4°C) | 6.5 in | Coldest |
| March | 41°F (5°C) | 8.2 in | |
| April | 44°F (7°C) | 4.5 in | |
| May | 49°F (10°C) | 3.9 in | Driest |
| June | 53°F (12°C) | 4.3 in | |
| July | 56°F (13°C) | 5.0 in | Warmest |
| August | 56°F (13°C) | 5.8 in | |
| September | 53°F (11°C) | 8.8 in | |
| October | 48°F (9°C) | 9.7 in | |
| November | 43°F (6°C) | 10.4 in | Wettest |
| December | 40°F (4°C) | 10.1 in |
Mallaig has a seasonal temperature swing of 17°F / from 39°F in February to 56°F in July. Total annual precipitation is 87.2 inches, with November being the wettest month (10.4") and May the driest (3.9").