Long Range Weather Forecast for Ireland

Unsettled conditions will dominate, with frequent rain, fresh winds and below-average temperatures. Rainfall will be above average. Nights will turn cooler as September progresses.

Friday
Drier overall than recent days. Scattered showers, mainly in the northwest, easing during the afternoon and evening.

• Temperatures: 15–20°C (coolest west, warmest southeast)
• Winds: Fresh westerly, easing this evening

Saturday
Wet and windy start with heavy bursts of rain and possible localised flooding. Rain clears the southwest by late morning, followed by sunny spells and isolated showers. Rain lingers in the northeast until early evening. The rapidly deepening low will bring strong winds.

• Temperatures: 14–18°C (coolest north and west)
• Winds: Fresh to strong westerly or southwesterly

Sunday
Dry start in the east. Showers develop in Atlantic counties, merging to longer spells of rain in the northwest.

• Temperatures: 14–19°C (warmest southeast)
• Winds: Moderate to fresh westerly

Monday
Bright or sunny spells with scattered showers, heaviest along Atlantic coasts. Blustery at times.

• Temperatures: 14–19°C (warmest southeast)
• Winds: Moderate to fresh westerly

Tuesday
Heavy showers in the west becoming more widespread, with risk of localised downpours.

• Temperatures: 14–18°C
• Winds: Light, variable

Wednesday
Low pressure from the southwest brings a spell of heavy, persistent rain, especially across the southern half of the country.

• Temperatures: 13–17°C
• Winds: Moderate westerly

Rest of Next Week
Unsettled conditions continue with frequent rain, showers and occasional strong winds. Rainfall will stay above average, with below-average daytime temperatures. Nights will feel noticeably cooler.

Local forecast.