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Weather & Climate in Castlemartyr, Ireland
Temperature, precipitation, air quality, natural hazards, and monthly weather data.
Castlemartyr experiences four distinct seasons with an average annual temperature of 50°F (10°C). Winters average 41°F in January while summers reach 59°F in July / relatively mild seasonal variation. The area gets 239 sunny days per year, above the national average. Annual precipitation totals 53.2 inches (wetter than the 38-inch national average). The city sits at an elevation of 39 feet.
Temperature
41°F Jan (5°C)
59°F Jul (15°C)
| Annual Average | 49.7°F |
| 8% below US avg | |
| January Average | 41°F (5°C) |
| July Average | 59°F (15°C) |
| Sunny Days | 239 days/yr |
Geography
| Elevation | 39 ft (12 m) |
| Area | 4.8 sq mi (12.4 km²) |
| Population Density | 266/sq mi |
| Coordinates | 51.9103°N, 8.0539°W |
| Timezone | Europe/Dublin |
Precipitation & Snow
Air Quality
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 41°F (5°C) | 6.2 in | Coldest, Wettest |
| February | 42°F (5°C) | 5.0 in | |
| March | 45°F (7°C) | 4.8 in | |
| April | 47°F (9°C) | 3.0 in | |
| May | 52°F (11°C) | 3.1 in | |
| June | 56°F (13°C) | 2.9 in | Driest |
| July | 59°F (15°C) | 3.1 in | Warmest |
| August | 59°F (15°C) | 3.7 in | |
| September | 56°F (13°C) | 4.2 in | |
| October | 51°F (11°C) | 5.8 in | |
| November | 46°F (8°C) | 5.4 in | |
| December | 43°F (6°C) | 6.1 in |
Castlemartyr has a seasonal temperature swing of 18°F / from 41°F in January to 59°F in July. Total annual precipitation is 53.2 inches, with January being the wettest month (6.2") and June the driest (2.9").