On Thursday, 26 September, mostly cloudy weather, rain are expected in Dún Laoghaire. The lowest air temperature will be +10°C at 10 pm, the highest temperature will be +12°C around 4 am. The atmospheric pressure will be within 740-746 mm Hg. The relative humidity 79-88%. The wind will be mainly northeasterly 5 m/s with maximum gusts up to 18 m/s. Ultraviolet index 2, no sun protection is required

On Friday, 27 September, mostly partly cloudy, light rain are expected in Dún Laoghaire. The lowest air temperature will be +10°C at 7 am, the highest temperature will be +13°C around 4 pm. The atmospheric pressure will be within 748-764 mm Hg. The relative humidity 57-76%. The wind will be mainly northwesterly 9 m/s with maximum gusts up to 11 m/s. Ultraviolet index 3, sun protection is required

On Saturday, 28 September, mostly partly cloudy, no precipitation are expected in Dún Laoghaire. The lowest air temperature will be +8°C at 7 am, the highest temperature will be +14°C around 4 pm. The atmospheric pressure will be within 765-768 mm Hg. The relative humidity 59-87%. The wind will be mainly southwesterly 5 m/s with maximum gusts up to 7 m/s. Ultraviolet index 3, sun protection is required

On Sunday, 29 September, mostly cloudy weather, rain are expected in Dún Laoghaire. The lowest air temperature will be +11°C at 1 am, the highest temperature will be +15°C around 7 pm. The atmospheric pressure will be within 746-767 mm Hg. The relative humidity 77-89%. The wind will be mainly southeasterly 12 m/s with maximum gusts up to 23 m/s. Ultraviolet index 3, sun protection is required

On Monday, 30 September, mostly partly cloudy, rain are expected in Dún Laoghaire. The lowest air temperature will be +12°C at 4 pm, the highest temperature will be +15°C around 1 am. The atmospheric pressure will be within 738-746 mm Hg. The relative humidity 72-89%. The wind will be mainly westerly 16 m/s with maximum gusts up to 21 m/s. Ultraviolet index 1, no sun protection is required

On Tuesday, 1 October, mostly cloudy weather, light rain are expected in Dún Laoghaire. The lowest air temperature will be +10°C at 7 am, the highest temperature will be +13°C around 4 pm. The atmospheric pressure will be within 748-763 mm Hg. The relative humidity 72-88%. The wind will be mainly northwesterly 11 m/s with maximum gusts up to 17 m/s. Ultraviolet index 2, no sun protection is required

On Wednesday, 2 October, mostly cloudy weather, light rain are expected in Dún Laoghaire. The lowest air temperature will be +10°C at 4 am, the highest temperature will be +14°C around 4 pm. The atmospheric pressure will be within 764-767 mm Hg. The relative humidity 73-89%. The wind will be mainly westerly 5 m/s with maximum gusts up to 8 m/s. Ultraviolet index 3, sun protection is required

On Thursday, 3 October, mostly cloudy weather, light rain are expected in Dún Laoghaire. The lowest air temperature will be +13°C at 7 am, the highest temperature will be +15°C around 4 pm. The atmospheric pressure will be within 752-762 mm Hg. The relative humidity 73-89%. The wind will be mainly northwesterly 3 m/s with maximum gusts up to 10 m/s. Ultraviolet index 3, sun protection is required

On Friday, 4 October, mostly partly cloudy, no precipitation are expected in Dún Laoghaire. The lowest air temperature will be +14°C at 10 am, the highest temperature will be +16°C around 4 pm. The atmospheric pressure will be within 756-764 mm Hg. The relative humidity 87-93%. The wind will be mainly northwesterly 6 m/s with maximum gusts up to 7 m/s. Ultraviolet index 3, sun protection is required

On Saturday, 5 October, mostly cloudy weather, no precipitation are expected in Dún Laoghaire. The lowest air temperature will be +14°C at 10 am, the highest temperature will be +15°C around 1 am. The atmospheric pressure will be within 765-766 mm Hg. The relative humidity 84-91%. The wind will be mainly southwesterly 3 m/s with maximum gusts up to 4 m/s. Ultraviolet index 3, sun protection is required