Weather on September 27 in London
Historical weather data for September 27 in London, United Kingdom
Avg High18°C (64°F)
Avg Low10°C (50°F)
Warmest201118°C
Coldest19879°C
Based on 55 years of data from HAMPSTEAD
About This Date
September 27th in London, United Kingdom typically brings mild fall weather, with average highs around 18°C and lows near 10°C. Over 55 years of records, the warmest September 27th was in 2011 (18°C average), while the coldest was 1987 (9°C) — a 17°F range across recorded history. Rain or other precipitation has occurred on about 45% of September 27th dates historically, with the wettest September 27th recording 1.64" of rain.
Planning for September 27th in London? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2025 | 15°C (59°F) | 10°C (50°F) | 0" |
| 2024 | 14°C (57°F) | -- | 0.99" |
| 2023 | 22°C (71°F) | -- | 0" |
| 2022 | 15°C (59°F) | -- | 0.05" |
| 2021 | 17°C (63°F) | 13°C (55°F) | 0.02" |
| 2020 | -- | 11°C (51°F) | 0" |
| 2019 | 19°C (66°F) | -- | 0.25" |
| 2018 | 23°C (74°F) | 9°C (48°F) | 0" |
| 2017 | -- | 12°C (54°F) | 0" |
| 2016 | -- | 9°C (48°F) | 0.08" |
| 2015 | 18°C (65°F) | 8°C (47°F) | 0" |
| 2014 | 23°C (73°F) | 13°C (55°F) | 0" |
| 2013 | 18°C (65°F) | 9°C (49°F) | 0" |
| 2012 | 17°C (62°F) | 10°C (50°F) | 0.1" |
| 2011 | 26°C (78°F) | 12°C (53°F) | 0.02" |
| 2010 | 16°C (61°F) | 10°C (50°F) | 0.04" |
| 2009 | 18°C (65°F) | 8°C (47°F) | 0" |
| 2008 | 20°C (68°F) | 9°C (49°F) | 0" |
| 2007 | 13°C (56°F) | 6°C (43°F) | 0" |
| 2006 | 19°C (67°F) | 12°C (53°F) | 0" |
| 2005 | 19°C (67°F) | 13°C (55°F) | 0" |
| 2004 | 18°C (65°F) | 12°C (53°F) | 0" |
| 2003 | 16°C (61°F) | 9°C (48°F) | 0.02" |
| 2002 | 18°C (64°F) | 8°C (47°F) | 0" |
| 2001 | 23°C (73°F) | 12°C (54°F) | 0" |
| 2000 | 18°C (64°F) | 11°C (51°F) | 1.03" |
| 1999 | 18°C (65°F) | 12°C (54°F) | 0.02" |
| 1998 | 18°C (64°F) | 13°C (55°F) | 0.18" |
| 1997 | 19°C (66°F) | 12°C (53°F) | 0" |
| 1996 | 18°C (65°F) | 12°C (53°F) | -- |
| 1995 | 14°C (58°F) | 11°C (51°F) | 0.06" |
| 1994 | 17°C (63°F) | 10°C (50°F) | 0" |
| 1993 | 11°C (52°F) | 7°C (45°F) | 0.66" |
| 1992 | 22°C (71°F) | 14°C (57°F) | 0" |
| 1991 | 13°C (56°F) | 9°C (49°F) | 0" |
| 1990 | 21°C (69°F) | 7°C (45°F) | 0" |
| 1989 | 16°C (61°F) | 14°C (57°F) | 0.02" |
| 1988 | 15°C (59°F) | 15°C (59°F) | 0.93" |
| 1987 | 13°C (56°F) | 5°C (41°F) | 0" |
| 1986 | 18°C (64°F) | 9°C (48°F) | 0" |
| 1985 | 20°C (68°F) | 12°C (53°F) | 0" |
| 1984 | 19°C (67°F) | 8°C (47°F) | 0" |
| 1983 | 19°C (66°F) | 15°C (59°F) | 0" |
| 1982 | 17°C (63°F) | 14°C (57°F) | 0.14" |
| 1981 | 17°C (63°F) | 11°C (51°F) | 0.05" |
| 1980 | 17°C (62°F) | 10°C (50°F) | 0" |
| 1979 | 16°C (61°F) | 12°C (53°F) | 0" |
| 1978 | 14°C (58°F) | 8°C (46°F) | 0.14" |
| 1977 | 17°C (63°F) | 12°C (53°F) | 0.03" |
| 1976 | 20°C (68°F) | 14°C (57°F) | 0.17" |
| 1975 | 17°C (62°F) | 8°C (47°F) | 1.18" |
| 1974 | 14°C (58°F) | 5°C (41°F) | 1.64" |
| 1973 | 14°C (58°F) | 5°C (41°F) | 1.4" |
| 1972 | 13°C (56°F) | 6°C (43°F) | 0" |
| 1971 | 16°C (60°F) | 9°C (49°F) | 0.17" |