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. 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) |
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").