Weather on May 17 in Helsinki
Historical weather data for May 17 in Helsinki, Finland
Based on 56 years of data from HELSINKI RAUTATIENTORI
About This Date
May 17th in Helsinki, Finland typically brings cool spring weather, with average highs around 15°C and lows near 7°C. Over 56 years of records, the warmest May 17th was in 1975 (18°C average), while the coldest was 1996 (5°C) — a 24°F range across recorded history. Rain or other precipitation has occurred on about 29% of May 17th dates historically, with the wettest May 17th recording 0.66" of rain. The last decade has been 4.1°F warmer on this date compared to 20-30 years ago.
The last decade has been 4.1°F warmer on this date compared to 20-30 years ago.
Planning for May 17th in Helsinki? Bring layers as temperatures can vary throughout the day.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2026 | 14°C (58°F) | 7°C (45°F) | 0 mm |
| 2025 | 14°C (58°F) | 7°C (45°F) | 0 mm |
| 2024 | 22°C (71°F) | 13°C (55°F) | 0 mm |
| 2023 | 13°C (55°F) | 9°C (49°F) | 0 mm |
| 2022 | 12°C (54°F) | 4°C (39°F) | 0 mm |
| 2021 | 18°C (64°F) | 8°C (46°F) | 4 mm |
| 2020 | 9°C (49°F) | 2°C (35°F) | 0 mm |
| 2019 | 18°C (65°F) | 7°C (44°F) | 0 mm |
| 2018 | 21°C (70°F) | 12°C (53°F) | 0 mm |
| 2017 | 12°C (54°F) | 6°C (43°F) | 1 mm |
| 2016 | 13°C (55°F) | 8°C (47°F) | 0 mm |
| 2015 | 13°C (55°F) | 7°C (44°F) | -- |
| 2014 | 17°C (63°F) | 7°C (44°F) | -- |
| 2013 | 21°C (69°F) | 15°C (59°F) | -- |
| 2012 | 16°C (60°F) | 10°C (50°F) | -- |
| 2011 | 12°C (53°F) | 7°C (45°F) | -- |
| 2010 | 23°C (73°F) | 13°C (55°F) | -- |
| 2009 | 14°C (57°F) | 6°C (42°F) | 0 mm |
| 2008 | 12°C (53°F) | 2°C (35°F) | 5 mm |
| 2007 | 16°C (60°F) | 5°C (41°F) | 0 mm |
| 2006 | 11°C (51°F) | 2°C (36°F) | 0 mm |
| 2005 | 12°C (54°F) | 7°C (45°F) | 7 mm |
| 2004 | 12°C (53°F) | 2°C (35°F) | 4 mm |
| 2003 | 10°C (50°F) | 7°C (45°F) | 17 mm |
| 2002 | 11°C (51°F) | 6°C (42°F) | 1 mm |
| 2001 | 13°C (55°F) | 9°C (49°F) | 0 mm |
| 2000 | 15°C (59°F) | 6°C (42°F) | 0 mm |
| 1999 | 11°C (52°F) | 6°C (42°F) | 0 mm |
| 1998 | 19°C (67°F) | 7°C (44°F) | 0 mm |
| 1997 | 14°C (58°F) | 6°C (43°F) | 0 mm |
| 1996 | 7°C (44°F) | 3°C (38°F) | 0 mm |
| 1995 | 11°C (51°F) | 4°C (40°F) | 1 mm |
| 1994 | 13°C (55°F) | 2°C (35°F) | 0 mm |
| 1993 | 21°C (70°F) | 13°C (55°F) | 0 mm |
| 1992 | 16°C (61°F) | 8°C (46°F) | 0 mm |
| 1991 | 12°C (53°F) | 4°C (39°F) | 0 mm |
| 1990 | 10°C (50°F) | 4°C (40°F) | 1 mm |
| 1989 | 18°C (64°F) | 8°C (47°F) | 0 mm |
| 1988 | 15°C (59°F) | 6°C (43°F) | 0 mm |
| 1987 | 13°C (56°F) | 8°C (46°F) | 6 mm |
| 1986 | 10°C (50°F) | 7°C (44°F) | 0 mm |
| 1985 | 11°C (51°F) | 4°C (40°F) | 0 mm |
| 1984 | 23°C (73°F) | 12°C (54°F) | 0 mm |
| 1983 | 17°C (63°F) | 11°C (52°F) | 0 mm |
| 1982 | 11°C (51°F) | 3°C (37°F) | 3 mm |
| 1981 | 13°C (56°F) | 6°C (43°F) | 0 mm |
| 1980 | 17°C (62°F) | 11°C (51°F) | 0 mm |
| 1979 | 21°C (69°F) | 4°C (39°F) | 0 mm |
| 1978 | 12°C (54°F) | 8°C (46°F) | 1 mm |
| 1977 | 17°C (62°F) | 10°C (50°F) | 4 mm |
| 1976 | 19°C (67°F) | 10°C (50°F) | 0 mm |
| 1975 | 23°C (74°F) | 13°C (56°F) | 0 mm |
| 1974 | 22°C (72°F) | 7°C (44°F) | 0 mm |
| 1973 | 9°C (49°F) | 4°C (40°F) | 0 mm |
| 1972 | 12°C (53°F) | 2°C (36°F) | 0 mm |
| 1971 | 21°C (69°F) | 9°C (48°F) | 0 mm |