Climate almanac
Arklow
Leinster, Ireland · 52.79°, -6.15°
What is the weather like in Arklow in January?
In January, Arklow is typically 46°F (8°C) during the day and 38°F (4°C) at night. The month brings about 2.8 in (72 mm) of precipitation in total. Snowfall averages about 0.8 in (21 mm) over the month.
- Average high46°F (8°C)
- Average low38°F (4°C)
- Precipitation2.8 in (72 mm)
- Clear or mostly clear days3
- Snowfall0.8 in (21 mm)
- Based on2016-2025 daily ERA5 reanalysis data (10-year normals)