Climate almanac
Castletroy
Munster, Ireland · 52.67°, -8.55°
What is the weather like in Castletroy in September?
In September, Castletroy is typically 62°F (16°C) during the day and 50°F (10°C) at night. The month brings about 3.9 in (100 mm) of precipitation in total.
- Average high62°F (16°C)
- Average low50°F (10°C)
- Precipitation3.9 in (100 mm)
- Clear or mostly clear days2
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)