Weather on September 24 in Helsinki
Historical weather data for September 24 in Helsinki, Finland
Based on 55 years of data from HELSINKI RAUTATIENTORI
About This Date
September 24th in Helsinki, Finland typically brings cool fall weather, with average highs around 13°C and lows near 7°C. Over 55 years of records, the warmest September 24th was in 2024 (17°C average), while the coldest was 1978 (3°C) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 29% of September 24th dates historically, with the wettest September 24th recording 3.45" of rain. The last decade has been 3.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 3.1°F warmer on this date compared to 20-30 years ago.
Planning for September 24th in Helsinki? Bring layers as temperatures can vary throughout the day.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2025 | 13°C (55°F) | 6°C (42°F) | 0 mm |
| 2024 | 19°C (67°F) | 14°C (57°F) | 0 mm |
| 2023 | 18°C (64°F) | 14°C (57°F) | 0 mm |
| 2022 | 14°C (58°F) | 9°C (48°F) | 0 mm |
| 2021 | 9°C (49°F) | 8°C (46°F) | 11 mm |
| 2020 | 20°C (68°F) | 12°C (54°F) | 0 mm |
| 2019 | 10°C (50°F) | 3°C (38°F) | 8 mm |
| 2018 | 13°C (55°F) | 5°C (41°F) | 0 mm |
| 2017 | 16°C (61°F) | 12°C (53°F) | 0 mm |
| 2016 | 12°C (53°F) | 7°C (44°F) | 0 mm |
| 2015 | 17°C (63°F) | 12°C (53°F) | 1 mm |
| 2014 | 11°C (51°F) | 1°C (33°F) | -- |
| 2013 | 11°C (51°F) | 6°C (43°F) | -- |
| 2012 | 9°C (49°F) | 8°C (46°F) | -- |
| 2011 | 12°C (54°F) | 7°C (45°F) | 2 mm |
| 2010 | 16°C (61°F) | 13°C (55°F) | -- |
| 2009 | 16°C (60°F) | 7°C (45°F) | 0 mm |
| 2008 | 18°C (64°F) | 6°C (43°F) | 0 mm |
| 2007 | 16°C (60°F) | 11°C (52°F) | 0 mm |
| 2006 | 17°C (63°F) | 11°C (52°F) | 0 mm |
| 2005 | 18°C (64°F) | 11°C (52°F) | 0 mm |
| 2004 | 14°C (57°F) | 8°C (47°F) | 27 mm |
| 2003 | 12°C (54°F) | 6°C (42°F) | 0 mm |
| 2002 | 13°C (55°F) | 1°C (33°F) | 0 mm |
| 2001 | 11°C (51°F) | 6°C (42°F) | 0 mm |
| 2000 | 14°C (58°F) | 3°C (37°F) | 0 mm |
| 1999 | 17°C (62°F) | 13°C (56°F) | 0 mm |
| 1998 | 16°C (60°F) | 6°C (43°F) | 0 mm |
| 1997 | 11°C (51°F) | 3°C (38°F) | 0 mm |
| 1996 | 11°C (52°F) | 8°C (47°F) | 0 mm |
| 1995 | 14°C (58°F) | 6°C (42°F) | 0 mm |
| 1994 | 15°C (59°F) | 8°C (47°F) | 0 mm |
| 1993 | 12°C (53°F) | 6°C (42°F) | 0 mm |
| 1992 | 16°C (60°F) | 12°C (54°F) | 0 mm |
| 1991 | 13°C (55°F) | 8°C (46°F) | 28 mm |
| 1990 | 8°C (46°F) | 6°C (42°F) | 0 mm |
| 1989 | 13°C (56°F) | 11°C (51°F) | 2 mm |
| 1988 | 13°C (55°F) | 11°C (52°F) | 25 mm |
| 1987 | 13°C (55°F) | 11°C (51°F) | 88 mm |
| 1986 | 9°C (49°F) | 3°C (38°F) | 0 mm |
| 1985 | 9°C (49°F) | 3°C (38°F) | 0 mm |
| 1984 | 14°C (57°F) | 11°C (51°F) | 10 mm |
| 1983 | 12°C (54°F) | 8°C (46°F) | 44 mm |
| 1982 | 13°C (55°F) | 5°C (41°F) | 0 mm |
| 1981 | 16°C (60°F) | 10°C (50°F) | 0 mm |
| 1980 | 11°C (51°F) | 3°C (38°F) | 0 mm |
| 1979 | 12°C (53°F) | 1°C (33°F) | 0 mm |
| 1978 | 6°C (43°F) | -1°C (31°F) | 3 mm |
| 1977 | 8°C (47°F) | 2°C (36°F) | 0 mm |
| 1976 | 8°C (47°F) | 6°C (42°F) | 0 mm |
| 1975 | 16°C (60°F) | 11°C (51°F) | 0 mm |
| 1974 | 14°C (57°F) | 10°C (50°F) | 0 mm |
| 1973 | 8°C (46°F) | 4°C (40°F) | 0 mm |
| 1972 | 11°C (51°F) | 3°C (38°F) | 1 mm |
| 1971 | 15°C (59°F) | 6°C (43°F) | 31 mm |