Weather on September 15 in Dublin
Historical weather data for September 15 in Dublin, Ireland
Based on 55 years of data from DUBLIN PHOENIX PARK
About This Date
September 15th in Dublin, Ireland typically brings mild fall weather, with average highs around 17°C and lows near 9°C. Over 55 years of records, the warmest September 15th was in 2020 (20°C average), while the coldest was 1986 (7°C) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 53% of September 15th dates historically, with the wettest September 15th recording 1.63" of rain. The last decade has been 2.7°F warmer on this date compared to 20-30 years ago.
The last decade has been 2.7°F warmer on this date compared to 20-30 years ago.
Planning for September 15th in Dublin? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2025 | 17°C (62°F) | 12°C (54°F) | 3 mm |
| 2024 | 18°C (65°F) | 14°C (57°F) | 2 mm |
| 2023 | 12°C (54°F) | 11°C (52°F) | 36 mm |
| 2022 | 18°C (65°F) | 9°C (49°F) | 0 mm |
| 2021 | 19°C (66°F) | 14°C (58°F) | 0 mm |
| 2020 | 24°C (76°F) | 16°C (60°F) | 0 mm |
| 2019 | 13°C (56°F) | 12°C (54°F) | 28 mm |
| 2018 | 18°C (64°F) | 11°C (51°F) | 8 mm |
| 2017 | 16°C (60°F) | 9°C (49°F) | 1 mm |
| 2016 | 21°C (70°F) | 12°C (53°F) | 0 mm |
| 2015 | 17°C (62°F) | 10°C (50°F) | 0 mm |
| 2014 | 17°C (63°F) | 13°C (56°F) | 0 mm |
| 2013 | 17°C (63°F) | 8°C (47°F) | 10 mm |
| 2012 | 16°C (61°F) | 11°C (51°F) | -- |
| 2011 | 17°C (62°F) | 9°C (49°F) | 0 mm |
| 2010 | 17°C (62°F) | -- | 0 mm |
| 2009 | 17°C (62°F) | 9°C (48°F) | -- |
| 2008 | 16°C (61°F) | -- | 41 mm |
| 2007 | 19°C (67°F) | 7°C (45°F) | -- |
| 2006 | 18°C (65°F) | 7°C (44°F) | -- |
| 2005 | 13°C (56°F) | 12°C (53°F) | 16 mm |
| 2004 | 17°C (62°F) | 4°C (40°F) | 1 mm |
| 2003 | 24°C (75°F) | 10°C (50°F) | 0 mm |
| 2002 | 17°C (62°F) | 8°C (46°F) | 0 mm |
| 2001 | 17°C (62°F) | 8°C (46°F) | 0 mm |
| 2000 | 18°C (64°F) | 12°C (53°F) | 1 mm |
| 1999 | 17°C (63°F) | 9°C (48°F) | 10 mm |
| 1998 | 18°C (64°F) | 8°C (46°F) | 7 mm |
| 1997 | 18°C (64°F) | 12°C (54°F) | 7 mm |
| 1996 | 20°C (68°F) | 7°C (44°F) | 0 mm |
| 1995 | 18°C (65°F) | 9°C (49°F) | 0 mm |
| 1994 | 13°C (55°F) | 8°C (47°F) | 3 mm |
| 1993 | 11°C (52°F) | 8°C (47°F) | 25 mm |
| 1992 | 17°C (63°F) | 12°C (53°F) | 0 mm |
| 1991 | 20°C (68°F) | 8°C (47°F) | 34 mm |
| 1990 | 17°C (62°F) | 5°C (41°F) | 0 mm |
| 1989 | 22°C (71°F) | 8°C (46°F) | 0 mm |
| 1988 | 13°C (56°F) | 4°C (40°F) | 0 mm |
| 1987 | 16°C (60°F) | 8°C (46°F) | 14 mm |
| 1986 | 13°C (56°F) | 0°C (32°F) | 1 mm |
| 1985 | 16°C (61°F) | 7°C (45°F) | 1 mm |
| 1984 | 19°C (66°F) | 7°C (44°F) | 4 mm |
| 1983 | 17°C (62°F) | 10°C (50°F) | 10 mm |
| 1982 | 19°C (67°F) | 14°C (57°F) | 0 mm |
| 1981 | 18°C (64°F) | 13°C (56°F) | 2 mm |
| 1980 | 18°C (64°F) | 12°C (54°F) | 7 mm |
| 1979 | 18°C (65°F) | 4°C (40°F) | 0 mm |
| 1978 | 17°C (63°F) | 13°C (55°F) | 2 mm |
| 1977 | 15°C (59°F) | 12°C (54°F) | 0 mm |
| 1976 | 13°C (55°F) | 7°C (45°F) | 0 mm |
| 1975 | 16°C (60°F) | 4°C (39°F) | 0 mm |
| 1974 | 17°C (62°F) | 11°C (51°F) | 0 mm |
| 1973 | 19°C (67°F) | 11°C (52°F) | 11 mm |
| 1972 | 18°C (65°F) | 7°C (44°F) | 0 mm |
| 1971 | 22°C (72°F) | 13°C (56°F) | 0 mm |