Belfast — weather by month, water temperature

The average maximum daily temperature — 17.6°C in July. Average maximum night temperature — 11.8°C in July. The average minimum daily temperature — 6.7°C in January. The average minimum night temperature — 4°C in January.

Average maximum temperature of the water — 14.1°C fixed in August. The average minimum temperature of the water — 7.2°C fixed in March.

Maximum precipitation — 94.5 mm It was recorded in August. Minimum precipitation — 51.4 mm It was recorded in April.