Weather on July 21 in Dublin
Historical weather data for July 21 in Dublin, Ireland
Based on 56 years of data from DUBLIN PHOENIX PARK
About This Date
July 21st 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 July 21st was in 1989 (20°C average), while the coldest was 1980 (12°C) — a 15°F range across recorded history. Rain or other precipitation has occurred on about 43% of July 21st dates historically, with the wettest July 21st recording 0.55" of rain. Temperatures on this date have remained relatively stable over the past several decades.
Temperatures on this date have remained relatively stable over the past several decades.
Planning for July 21st in Dublin? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2026 | 22°C (71°F) | 13°C (55°F) | -- |
| 2025 | 18°C (64°F) | 14°C (58°F) | 2 mm |
| 2024 | 21°C (69°F) | 9°C (48°F) | 3 mm |
| 2023 | 19°C (66°F) | 11°C (51°F) | 13 mm |
| 2022 | 19°C (67°F) | 12°C (54°F) | 0 mm |
| 2021 | 26°C (79°F) | 13°C (56°F) | 0 mm |
| 2020 | 19°C (67°F) | 11°C (51°F) | 3 mm |
| 2019 | 22°C (71°F) | 11°C (52°F) | 7 mm |
| 2018 | 22°C (71°F) | 12°C (54°F) | 0 mm |
| 2017 | 18°C (64°F) | 12°C (53°F) | 0 mm |
| 2016 | 23°C (74°F) | 16°C (60°F) | 2 mm |
| 2015 | 19°C (67°F) | 13°C (56°F) | 0 mm |
| 2014 | 23°C (74°F) | 11°C (51°F) | 0 mm |
| 2013 | 21°C (70°F) | 14°C (57°F) | 0 mm |
| 2012 | -- | 5°C (41°F) | -- |
| 2011 | 13°C (56°F) | 11°C (51°F) | 11 mm |
| 2010 | 19°C (66°F) | -- | 3 mm |
| 2009 | 22°C (71°F) | 9°C (49°F) | 14 mm |
| 2008 | 20°C (68°F) | 7°C (45°F) | 0 mm |
| 2007 | 16°C (60°F) | -- | -- |
| 2006 | 23°C (73°F) | -- | -- |
| 2005 | 23°C (73°F) | 15°C (59°F) | 0 mm |
| 2004 | 21°C (70°F) | 13°C (56°F) | 0 mm |
| 2003 | 22°C (71°F) | 12°C (54°F) | 1 mm |
| 2002 | 21°C (69°F) | 8°C (47°F) | 0 mm |
| 2001 | 20°C (68°F) | 12°C (53°F) | 1 mm |
| 2000 | 21°C (69°F) | 7°C (45°F) | 0 mm |
| 1999 | 18°C (64°F) | 9°C (49°F) | 1 mm |
| 1998 | 21°C (69°F) | 13°C (55°F) | 1 mm |
| 1997 | 23°C (74°F) | 12°C (53°F) | 0 mm |
| 1996 | 21°C (69°F) | 12°C (54°F) | 14 mm |
| 1995 | 20°C (68°F) | 12°C (54°F) | 1 mm |
| 1994 | 20°C (68°F) | 14°C (58°F) | 0 mm |
| 1993 | 18°C (65°F) | 11°C (52°F) | 1 mm |
| 1992 | 19°C (67°F) | 9°C (48°F) | 3 mm |
| 1991 | 20°C (68°F) | 13°C (55°F) | 0 mm |
| 1990 | 21°C (70°F) | 7°C (45°F) | 0 mm |
| 1989 | 26°C (78°F) | 15°C (59°F) | 0 mm |
| 1988 | 20°C (68°F) | 10°C (50°F) | 0 mm |
| 1987 | 22°C (71°F) | 10°C (50°F) | 0 mm |
| 1986 | 19°C (66°F) | 10°C (50°F) | 1 mm |
| 1985 | 18°C (64°F) | 7°C (45°F) | 1 mm |
| 1984 | 21°C (70°F) | 9°C (49°F) | 0 mm |
| 1983 | 20°C (68°F) | 14°C (57°F) | 0 mm |
| 1982 | 22°C (71°F) | 10°C (50°F) | 0 mm |
| 1981 | 17°C (62°F) | 12°C (53°F) | 5 mm |
| 1980 | 18°C (64°F) | 6°C (42°F) | 0 mm |
| 1979 | 17°C (63°F) | 9°C (49°F) | 0 mm |
| 1978 | 19°C (66°F) | 10°C (50°F) | 0 mm |
| 1977 | 19°C (67°F) | 8°C (47°F) | 5 mm |
| 1976 | 19°C (66°F) | 9°C (48°F) | 0 mm |
| 1975 | 19°C (66°F) | 11°C (52°F) | 0 mm |
| 1974 | 22°C (71°F) | 11°C (52°F) | 0 mm |
| 1973 | 16°C (61°F) | 11°C (51°F) | 1 mm |
| 1972 | 18°C (65°F) | 10°C (50°F) | 1 mm |
| 1971 | 20°C (68°F) | 12°C (54°F) | 0 mm |