Weather on August 25 in London
Historical weather data for August 25 in London, United Kingdom
Based on 55 years of data from HAMPSTEAD
About This Date
August 25th in London, United Kingdom typically brings pleasant summer weather, with average highs around 21°C and lows near 12°C. Over 55 years of records, the warmest August 25th was in 2019 (22°C average), while the coldest was 1993 (12°C) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 44% of August 25th dates historically, with the wettest August 25th recording 3.66" of rain. The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.5°F warmer on this date compared to 20-30 years ago.
Planning for August 25th in London? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2025 | 25°C (77°F) | 9°C (49°F) | 0 mm |
| 2024 | 22°C (71°F) | -- | 39 mm |
| 2023 | 22°C (72°F) | 14°C (57°F) | 0 mm |
| 2022 | 23°C (73°F) | 17°C (62°F) | 10 mm |
| 2021 | 17°C (63°F) | 13°C (56°F) | 0 mm |
| 2020 | 22°C (72°F) | 16°C (60°F) | 29 mm |
| 2019 | 31°C (88°F) | 13°C (55°F) | 0 mm |
| 2018 | 17°C (63°F) | 8°C (46°F) | 3 mm |
| 2017 | 23°C (73°F) | 9°C (48°F) | 0 mm |
| 2016 | -- | 19°C (66°F) | 6 mm |
| 2015 | 18°C (65°F) | 11°C (51°F) | 22 mm |
| 2014 | 17°C (63°F) | 13°C (55°F) | 93 mm |
| 2013 | 26°C (78°F) | 12°C (53°F) | 0 mm |
| 2012 | 21°C (70°F) | 14°C (58°F) | 24 mm |
| 2011 | 17°C (62°F) | 13°C (56°F) | 32 mm |
| 2010 | 19°C (66°F) | 11°C (52°F) | 51 mm |
| 2009 | 22°C (71°F) | 12°C (53°F) | 2 mm |
| 2008 | 19°C (66°F) | 13°C (55°F) | 0 mm |
| 2007 | 26°C (78°F) | 12°C (53°F) | 0 mm |
| 2006 | 22°C (71°F) | 9°C (49°F) | 9 mm |
| 2005 | 19°C (66°F) | 10°C (50°F) | 1 mm |
| 2004 | 21°C (70°F) | 13°C (55°F) | 12 mm |
| 2003 | 23°C (74°F) | 14°C (57°F) | 0 mm |
| 2002 | 16°C (61°F) | 14°C (57°F) | 0 mm |
| 2001 | 19°C (66°F) | 15°C (59°F) | 0 mm |
| 2000 | 19°C (67°F) | 14°C (57°F) | 3 mm |
| 1999 | 22°C (71°F) | 16°C (60°F) | 2 mm |
| 1998 | 17°C (63°F) | 8°C (46°F) | 2 mm |
| 1997 | 22°C (72°F) | 17°C (62°F) | -- |
| 1996 | 20°C (68°F) | 13°C (55°F) | -- |
| 1995 | 24°C (76°F) | 17°C (63°F) | 0 mm |
| 1994 | 23°C (74°F) | 13°C (55°F) | 3 mm |
| 1993 | 17°C (63°F) | 6°C (43°F) | 1 mm |
| 1992 | 18°C (65°F) | 14°C (57°F) | 0 mm |
| 1991 | 26°C (78°F) | 13°C (56°F) | 0 mm |
| 1990 | 25°C (77°F) | 17°C (63°F) | 0 mm |
| 1989 | 22°C (72°F) | 14°C (58°F) | 12 mm |
| 1988 | 18°C (65°F) | 9°C (48°F) | 0 mm |
| 1987 | 17°C (63°F) | 9°C (49°F) | 43 mm |
| 1986 | 16°C (61°F) | 10°C (50°F) | 82 mm |
| 1985 | 17°C (63°F) | 9°C (48°F) | 0 mm |
| 1984 | 24°C (75°F) | 16°C (60°F) | 0 mm |
| 1983 | 25°C (77°F) | 13°C (55°F) | 0 mm |
| 1982 | 18°C (64°F) | 10°C (50°F) | 0 mm |
| 1981 | 26°C (78°F) | 13°C (55°F) | 0 mm |
| 1980 | 21°C (69°F) | 9°C (49°F) | 0 mm |
| 1979 | 17°C (63°F) | 9°C (48°F) | 0 mm |
| 1978 | 18°C (65°F) | 9°C (49°F) | 0 mm |
| 1977 | 18°C (65°F) | 12°C (54°F) | 0 mm |
| 1976 | 27°C (80°F) | 17°C (62°F) | 0 mm |
| 1975 | 24°C (76°F) | 9°C (49°F) | 0 mm |
| 1974 | 19°C (66°F) | 13°C (56°F) | 24 mm |
| 1973 | 22°C (72°F) | 12°C (54°F) | 0 mm |
| 1972 | 16°C (61°F) | 12°C (54°F) | 0 mm |
| 1971 | 22°C (71°F) | 12°C (54°F) | 0 mm |