Weather on August 17 in London
Historical weather data for August 17 in London, United Kingdom
Avg High22°C (72°F)
Avg Low13°C (55°F)
Warmest199723°C
Coldest197213°C
Based on 55 years of data from HAMPSTEAD
About This Date
August 17th in London, United Kingdom typically brings pleasant summer weather, with average highs around 22°C and lows near 13°C. Over 55 years of records, the warmest August 17th was in 1997 (23°C average), while the coldest was 1972 (13°C) — a 17°F range across recorded history. Rain or other precipitation has occurred on about 47% of August 17th dates historically, with the wettest August 17th recording 1.85" of rain.
Planning for August 17th in London? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2025 | 27°C (81°F) | 13°C (55°F) | 0" |
| 2024 | 24°C (75°F) | 12°C (54°F) | 0" |
| 2023 | 24°C (76°F) | -- | 0" |
| 2022 | -- | 17°C (62°F) | 1.35" |
| 2021 | -- | 12°C (53°F) | 0" |
| 2020 | -- | 15°C (59°F) | 0.08" |
| 2019 | -- | 15°C (59°F) | 0.56" |
| 2018 | -- | 11°C (51°F) | 0.99" |
| 2017 | 19°C (66°F) | 14°C (58°F) | 0.04" |
| 2016 | 24°C (76°F) | 11°C (52°F) | 0" |
| 2015 | 18°C (64°F) | 12°C (53°F) | 0" |
| 2014 | 20°C (68°F) | 13°C (55°F) | 0.04" |
| 2013 | 23°C (73°F) | 13°C (56°F) | 0.02" |
| 2012 | 29°C (85°F) | 17°C (62°F) | 0" |
| 2011 | 16°C (61°F) | 12°C (54°F) | 0.16" |
| 2010 | 21°C (69°F) | 14°C (57°F) | 0.78" |
| 2009 | 24°C (75°F) | 13°C (55°F) | 0" |
| 2008 | 21°C (69°F) | 14°C (57°F) | 0.62" |
| 2007 | 18°C (65°F) | 9°C (49°F) | 0.07" |
| 2006 | 23°C (73°F) | 13°C (56°F) | 1.85" |
| 2005 | 26°C (78°F) | 13°C (56°F) | 0" |
| 2004 | 23°C (73°F) | 14°C (58°F) | 0.77" |
| 2003 | 25°C (77°F) | 13°C (56°F) | 0" |
| 2002 | 26°C (78°F) | 16°C (61°F) | 0.04" |
| 2001 | 23°C (74°F) | 12°C (54°F) | 0" |
| 2000 | 19°C (66°F) | 14°C (57°F) | 0.42" |
| 1999 | 18°C (64°F) | 9°C (48°F) | 0.74" |
| 1998 | 22°C (71°F) | 14°C (57°F) | 0" |
| 1997 | 28°C (83°F) | 17°C (63°F) | -- |
| 1996 | 31°C (87°F) | 14°C (58°F) | -- |
| 1995 | 28°C (83°F) | 16°C (60°F) | 0" |
| 1994 | 21°C (70°F) | 12°C (53°F) | 0" |
| 1993 | 22°C (71°F) | 11°C (51°F) | 0" |
| 1992 | 19°C (66°F) | 11°C (52°F) | 0.03" |
| 1991 | 21°C (70°F) | 14°C (57°F) | 0" |
| 1990 | 18°C (64°F) | 10°C (50°F) | 1.06" |
| 1989 | 22°C (71°F) | 14°C (58°F) | 0.4" |
| 1988 | 24°C (75°F) | 13°C (55°F) | 0" |
| 1987 | 24°C (76°F) | 17°C (62°F) | 0.15" |
| 1986 | 18°C (64°F) | 12°C (53°F) | 0.04" |
| 1985 | 19°C (67°F) | 9°C (49°F) | 0.06" |
| 1984 | 24°C (76°F) | 14°C (57°F) | 0" |
| 1983 | 26°C (79°F) | 15°C (59°F) | 0" |
| 1982 | 19°C (66°F) | 12°C (54°F) | 0" |
| 1981 | 22°C (72°F) | 10°C (50°F) | 0" |
| 1980 | 21°C (70°F) | 13°C (56°F) | 0.07" |
| 1979 | 17°C (63°F) | 11°C (51°F) | 0.31" |
| 1978 | 22°C (72°F) | 10°C (50°F) | 0" |
| 1977 | 13°C (56°F) | 14°C (58°F) | 0.11" |
| 1976 | 27°C (80°F) | 14°C (57°F) | 0" |
| 1975 | 23°C (73°F) | 13°C (56°F) | 0" |
| 1974 | 21°C (69°F) | 11°C (52°F) | 0.34" |
| 1973 | 22°C (71°F) | 18°C (65°F) | 0" |
| 1972 | 16°C (61°F) | 10°C (50°F) | 0" |
| 1971 | 22°C (71°F) | 11°C (52°F) | 0" |