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Weather & Climate in Glenariff, United Kingdom
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Glenariff experiences four distinct seasons with an average annual temperature of 47°F (8°C). Winters average 39°F in January while summers reach 57°F in July / relatively mild seasonal variation. The area gets 249 sunny days per year, above the national average. Annual precipitation totals 48.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 13 feet.
Temperature
39°F Jan (4°C)
57°F Jul (14°C)
| Annual Average | 47.0°F |
| 13% below US avg | |
| January Average | 39°F (4°C) |
| July Average | 57°F (14°C) |
| Sunny Days | 249 days/yr |
Geography
| Elevation | 13 ft (4 m) |
| Area | 1,043.6 sq mi (2,702.8 km²) |
| Population Density | 1/sq mi |
| Coordinates | 55.0500°N, 6.0667°W |
| Timezone | Europe/London |
Precipitation & Snow
Air Quality
Earthquake History
4 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.5.
| May 3, 1998 | Scotland, United Kingdom | M3.5 | 112 km | 15 km |
| Jan 26, 1990 | 34 km N of Isle of Islay, United Kingdom | M3.0 | 116 km | 10 km |
| Aug 27, 1992 | 33 km NNE of Isle of Islay, United Kingdom | M2.7 | 112 km | 10 km |
| Nov 1, 2017 | 2 km NNW of Tarbert, United Kingdom | M2.6 | 101 km | 7 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 | — | — | 144 km |
Source: NOAA/NCEI Historical Tsunami Database.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 39°F (4°C) | 5.4 in | Coldest, Wettest |
| February | 39°F (4°C) | 3.9 in | |
| March | 41°F (5°C) | 4.3 in | |
| April | 44°F (7°C) | 2.9 in | |
| May | 49°F (10°C) | 2.5 in | Driest |
| June | 53°F (12°C) | 2.6 in | |
| July | 57°F (14°C) | 3.1 in | Warmest |
| August | 56°F (14°C) | 3.5 in | |
| September | 53°F (12°C) | 4.3 in | |
| October | 48°F (9°C) | 5.2 in | |
| November | 43°F (6°C) | 5.2 in | |
| December | 40°F (5°C) | 5.2 in |
Glenariff has a seasonal temperature swing of 17°F / from 39°F in January to 57°F in July. Total annual precipitation is 48.2 inches, with January being the wettest month (5.4") and May the driest (2.5").