Weather on August 9 in Helsinki
Historical weather data for August 9 in Helsinki, Finland
Based on 56 years of data from HELSINKI RAUTATIENTORI
About This Date
August 9th in Helsinki, Finland typically brings pleasant summer weather, with average highs around 22°C and lows near 14°C. Over 56 years of records, the warmest August 9th was in 2018 (23°C average), while the coldest was 1987 (10°C) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 39% of August 9th dates historically, with the wettest August 9th recording 0.99" 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 August 9th in Helsinki? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2026 | 20°C (68°F) | 15°C (59°F) | -- |
| 2025 | 22°C (71°F) | 14°C (57°F) | 0 mm |
| 2024 | 24°C (75°F) | 19°C (66°F) | 5 mm |
| 2023 | 21°C (69°F) | 15°C (59°F) | 0 mm |
| 2022 | 22°C (72°F) | 12°C (53°F) | 0 mm |
| 2021 | 20°C (68°F) | 16°C (60°F) | 2 mm |
| 2020 | 25°C (77°F) | 15°C (59°F) | 0 mm |
| 2019 | 22°C (71°F) | 14°C (58°F) | 0 mm |
| 2018 | 28°C (82°F) | 19°C (66°F) | 0 mm |
| 2017 | 22°C (71°F) | 13°C (56°F) | 0 mm |
| 2016 | 19°C (66°F) | 16°C (60°F) | 3 mm |
| 2015 | 24°C (75°F) | 16°C (61°F) | -- |
| 2014 | 24°C (76°F) | 18°C (65°F) | -- |
| 2013 | 23°C (74°F) | 18°C (64°F) | -- |
| 2012 | 17°C (62°F) | 11°C (52°F) | -- |
| 2011 | 20°C (68°F) | 16°C (60°F) | -- |
| 2010 | 26°C (78°F) | 19°C (66°F) | -- |
| 2009 | 25°C (77°F) | 15°C (59°F) | 0 mm |
| 2008 | 19°C (66°F) | 16°C (60°F) | 0 mm |
| 2007 | 23°C (74°F) | 19°C (66°F) | 0 mm |
| 2006 | 24°C (75°F) | 14°C (58°F) | 0 mm |
| 2005 | 26°C (78°F) | 18°C (64°F) | 25 mm |
| 2004 | 24°C (76°F) | 18°C (64°F) | 0 mm |
| 2003 | 21°C (70°F) | 13°C (56°F) | 16 mm |
| 2002 | 23°C (73°F) | 17°C (62°F) | 0 mm |
| 2001 | 21°C (70°F) | 14°C (58°F) | 0 mm |
| 2000 | 18°C (65°F) | 12°C (53°F) | 0 mm |
| 1999 | 21°C (69°F) | 9°C (49°F) | 11 mm |
| 1998 | 19°C (67°F) | 11°C (52°F) | 19 mm |
| 1997 | 26°C (78°F) | 17°C (62°F) | 0 mm |
| 1996 | 24°C (75°F) | 13°C (55°F) | 0 mm |
| 1995 | 18°C (65°F) | 9°C (48°F) | 0 mm |
| 1994 | 21°C (70°F) | 16°C (60°F) | 0 mm |
| 1993 | 19°C (66°F) | 12°C (53°F) | 0 mm |
| 1992 | 19°C (67°F) | 9°C (49°F) | 0 mm |
| 1991 | 22°C (72°F) | 16°C (61°F) | 13 mm |
| 1990 | 18°C (65°F) | 14°C (58°F) | 1 mm |
| 1989 | 21°C (69°F) | 13°C (55°F) | 0 mm |
| 1988 | 19°C (67°F) | 15°C (59°F) | 9 mm |
| 1987 | 12°C (54°F) | 8°C (46°F) | 0 mm |
| 1986 | 21°C (69°F) | 15°C (59°F) | 0 mm |
| 1985 | 23°C (73°F) | 17°C (63°F) | 3 mm |
| 1984 | 22°C (72°F) | 17°C (62°F) | 0 mm |
| 1983 | 24°C (76°F) | 16°C (60°F) | 0 mm |
| 1982 | 23°C (74°F) | 17°C (63°F) | 1 mm |
| 1981 | 22°C (71°F) | 12°C (54°F) | 0 mm |
| 1980 | 18°C (64°F) | 14°C (58°F) | 0 mm |
| 1979 | 20°C (68°F) | 12°C (53°F) | 5 mm |
| 1978 | 15°C (59°F) | 11°C (51°F) | 0 mm |
| 1977 | 21°C (69°F) | 15°C (59°F) | 1 mm |
| 1976 | 23°C (73°F) | 13°C (55°F) | 0 mm |
| 1975 | 27°C (80°F) | 17°C (62°F) | 0 mm |
| 1974 | 17°C (63°F) | 12°C (54°F) | 3 mm |
| 1973 | 21°C (69°F) | 12°C (53°F) | 2 mm |
| 1972 | 26°C (78°F) | 19°C (67°F) | 1 mm |
| 1971 | 20°C (68°F) | 13°C (55°F) | 2 mm |