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Weather & Climate in Summerhill, Ireland
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Summerhill experiences four distinct seasons with an average annual temperature of 51°F (11°C). Winters average 42°F in January while summers reach 59°F in July / relatively mild seasonal variation. The area gets 203 sunny days per year. Annual precipitation totals 43.2 inches. The area receives 8.2 inches of snow annually. The city sits at an elevation of 266 feet.
Temperature
42°F Jan (6°C)
59°F Jul (15°C)
| Annual Average | 51.2°F |
| 5% below US avg | |
| January Average | 42°F (6°C) |
| July Average | 59°F (15°C) |
| Sunny Days | 203 days/yr |
Geography
| Elevation | 266 ft (81 m) |
| Area | 256.5 sq mi (664.2 km²) |
| Population Density | 3/sq mi |
| Coordinates | 53.4769°N, 6.7364°W |
| Timezone | Europe/Dublin |
Precipitation & Snow
Air Quality
Earthquake History
2 earthquakes (M2.5+) recorded within 150 km since 1990. Strongest on record: M3.8.
| May 29, 2013 | 14 km WSW of Nefyn, United Kingdom | M3.8 | 150 km | 10 km |
| Jun 26, 2013 | 14 km WSW of Nefyn, United Kingdom | M2.8 | 150 km | 8 km |
Source: USGS Earthquake Catalog (M2.5+, 1990–2025). Sorted by magnitude.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 42°F (6°C) | 3.8 in | Wettest |
| February | 41°F (5°C) | 2.9 in | Coldest |
| March | 43°F (6°C) | 2.8 in | |
| April | 46°F (8°C) | 2.4 in | Driest |
| May | 51°F (10°C) | 2.5 in | |
| June | 55°F (13°C) | 2.6 in | |
| July | 59°F (15°C) | 2.6 in | Warmest |
| August | 59°F (15°C) | 3.2 in | |
| September | 55°F (13°C) | 3.3 in | |
| October | 50°F (10°C) | 3.8 in | |
| November | 44°F (7°C) | 3.7 in | |
| December | 42°F (5°C) | 3.8 in |
Summerhill has a seasonal temperature swing of 18°F / from 41°F in February to 59°F in July. Total annual precipitation is 37.3 inches, with January being the wettest month (3.8") and April the driest (2.4").