Weather on August 18 in Dublin
Historical weather data for August 18 in Dublin, Ireland
Based on 56 years of data from DUBLIN PHOENIX PARK
About This Date
August 18th in Dublin, Ireland typically brings mild summer weather, with average highs around 20°C and lows near 11°C. Over 56 years of records, the warmest August 18th was in 1984 (20°C average), while the coldest was 2011 (11°C) — a 17°F range across recorded history. Rain or other precipitation has occurred on about 50% of August 18th dates historically, with the wettest August 18th recording 0.87" of rain. The last decade has been 2.8°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.8°F warmer on this date compared to 20-30 years ago.
Planning for August 18th in Dublin? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2026 | 20°C (68°F) | 16°C (60°F) | -- |
| 2025 | 22°C (71°F) | 12°C (53°F) | 0 mm |
| 2024 | 21°C (69°F) | 12°C (54°F) | 0 mm |
| 2023 | 19°C (66°F) | 15°C (59°F) | 22 mm |
| 2022 | 23°C (74°F) | 13°C (56°F) | 0 mm |
| 2021 | 18°C (64°F) | 12°C (54°F) | 0 mm |
| 2020 | 22°C (72°F) | 14°C (58°F) | 1 mm |
| 2019 | 19°C (66°F) | 12°C (53°F) | 3 mm |
| 2018 | 26°C (79°F) | 13°C (56°F) | 2 mm |
| 2017 | 17°C (62°F) | 10°C (50°F) | 1 mm |
| 2016 | 21°C (69°F) | 14°C (57°F) | 14 mm |
| 2015 | 24°C (76°F) | 8°C (47°F) | 5 mm |
| 2014 | 17°C (63°F) | 10°C (50°F) | 1 mm |
| 2013 | 19°C (66°F) | 11°C (52°F) | 0 mm |
| 2012 | 21°C (70°F) | -- | -- |
| 2011 | 16°C (61°F) | 6°C (42°F) | 1 mm |
| 2010 | 18°C (65°F) | 11°C (52°F) | 4 mm |
| 2009 | 21°C (69°F) | 12°C (54°F) | 1 mm |
| 2008 | 20°C (68°F) | 13°C (56°F) | 4 mm |
| 2007 | 18°C (64°F) | 13°C (55°F) | 4 mm |
| 2006 | 19°C (66°F) | 12°C (53°F) | -- |
| 2005 | 19°C (66°F) | 14°C (57°F) | 6 mm |
| 2004 | 19°C (67°F) | 14°C (57°F) | 7 mm |
| 2003 | 21°C (69°F) | 8°C (47°F) | 0 mm |
| 2002 | 18°C (65°F) | 12°C (54°F) | 0 mm |
| 2001 | 15°C (59°F) | 13°C (55°F) | 8 mm |
| 2000 | 18°C (65°F) | 7°C (44°F) | 12 mm |
| 1999 | 19°C (67°F) | 9°C (48°F) | 2 mm |
| 1998 | 21°C (69°F) | 7°C (44°F) | 0 mm |
| 1997 | 21°C (69°F) | 9°C (49°F) | 0 mm |
| 1996 | 24°C (75°F) | 14°C (58°F) | 0 mm |
| 1995 | 25°C (77°F) | 12°C (53°F) | 0 mm |
| 1994 | 22°C (72°F) | 9°C (48°F) | 0 mm |
| 1993 | 22°C (71°F) | 10°C (50°F) | 0 mm |
| 1992 | 19°C (67°F) | 7°C (44°F) | 0 mm |
| 1991 | 20°C (68°F) | 5°C (41°F) | 0 mm |
| 1990 | 18°C (65°F) | 9°C (48°F) | 14 mm |
| 1989 | 19°C (66°F) | 9°C (48°F) | 0 mm |
| 1988 | 19°C (67°F) | 12°C (54°F) | 5 mm |
| 1987 | 21°C (70°F) | 13°C (55°F) | 0 mm |
| 1986 | 18°C (64°F) | 11°C (51°F) | 0 mm |
| 1985 | 22°C (71°F) | 13°C (56°F) | 0 mm |
| 1984 | 23°C (74°F) | 17°C (62°F) | 0 mm |
| 1983 | 22°C (71°F) | 14°C (58°F) | 0 mm |
| 1982 | 18°C (64°F) | 11°C (52°F) | 2 mm |
| 1981 | 21°C (70°F) | 14°C (58°F) | 0 mm |
| 1980 | 17°C (63°F) | 13°C (55°F) | 0 mm |
| 1979 | 20°C (68°F) | 6°C (43°F) | 2 mm |
| 1978 | 20°C (68°F) | 10°C (50°F) | 3 mm |
| 1977 | 18°C (64°F) | 11°C (51°F) | 0 mm |
| 1976 | 21°C (70°F) | 8°C (47°F) | 0 mm |
| 1975 | 19°C (67°F) | 14°C (57°F) | 2 mm |
| 1974 | 18°C (64°F) | 8°C (47°F) | 0 mm |
| 1973 | 19°C (66°F) | 6°C (42°F) | 6 mm |
| 1972 | 16°C (61°F) | 9°C (48°F) | 0 mm |
| 1971 | 18°C (64°F) | 7°C (44°F) | 0 mm |