Weather on January 21 in Helsinki
Historical weather data for January 21 in Helsinki, Finland
Based on 56 years of data from HELSINKI RAUTATIENTORI
About This Date
January 21st in Helsinki, Finland typically brings very cold winter weather, with average highs around -2°C and lows near -7°C. Over 56 years of records, the warmest January 21st was in 2020 (6°C average), while the coldest was 1985 (-17°C) — a 42°F range across recorded history. Rain or other precipitation has occurred on about 43% of January 21st dates historically. The last decade has been 1.1°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.1°F cooler on this date compared to 20-30 years ago.
Planning for January 21st in Helsinki? Bundle up with warm layers and protect extremities from the cold. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2026 | -2°C (29°F) | -3°C (26°F) | 0 mm |
| 2025 | -2°C (28°F) | -4°C (25°F) | 3 mm |
| 2024 | 0°C (32°F) | -19°C (-2°F) | 1 mm |
| 2023 | 0°C (32°F) | -5°C (23°F) | 0 mm |
| 2022 | -1°C (30°F) | -3°C (27°F) | 0 mm |
| 2021 | -3°C (26°F) | -6°C (22°F) | 7 mm |
| 2020 | 8°C (47°F) | 3°C (38°F) | 1 mm |
| 2019 | -12°C (11°F) | -17°C (1°F) | 0 mm |
| 2018 | -4°C (25°F) | -8°C (17°F) | 1 mm |
| 2017 | 1°C (33°F) | -2°C (28°F) | 0 mm |
| 2016 | -12°C (10°F) | -20°C (-4°F) | 0 mm |
| 2015 | -1°C (31°F) | -6°C (22°F) | -- |
| 2014 | -8°C (18°F) | -11°C (13°F) | -- |
| 2013 | -7°C (20°F) | -9°C (15°F) | -- |
| 2012 | 1°C (34°F) | -2°C (28°F) | -- |
| 2011 | -4°C (25°F) | -7°C (20°F) | -- |
| 2010 | -11°C (13°F) | -16°C (4°F) | -- |
| 2009 | 2°C (36°F) | -2°C (29°F) | 0 mm |
| 2008 | 3°C (38°F) | 1°C (33°F) | 3 mm |
| 2007 | -2°C (29°F) | -7°C (20°F) | 2 mm |
| 2006 | -13°C (8°F) | -21°C (-6°F) | 1 mm |
| 2005 | 2°C (35°F) | -1°C (30°F) | 9 mm |
| 2004 | -12°C (10°F) | -19°C (-3°F) | 0 mm |
| 2003 | 2°C (35°F) | -3°C (27°F) | 0 mm |
| 2002 | -2°C (29°F) | -4°C (25°F) | 4 mm |
| 2001 | 0°C (32°F) | -6°C (21°F) | 0 mm |
| 2000 | -6°C (21°F) | -13°C (8°F) | 0 mm |
| 1999 | 4°C (39°F) | 2°C (36°F) | 0 mm |
| 1998 | -2°C (29°F) | -6°C (21°F) | 0 mm |
| 1997 | 1°C (34°F) | -13°C (8°F) | 0 mm |
| 1996 | -4°C (25°F) | -6°C (22°F) | 0 mm |
| 1995 | -3°C (26°F) | -5°C (23°F) | 0 mm |
| 1994 | 3°C (38°F) | 0°C (32°F) | 1 mm |
| 1993 | 4°C (39°F) | 1°C (34°F) | 4 mm |
| 1992 | 1°C (33°F) | -5°C (23°F) | 0 mm |
| 1991 | 3°C (37°F) | -1°C (31°F) | 1 mm |
| 1990 | 1°C (33°F) | -7°C (19°F) | 0 mm |
| 1989 | 2°C (36°F) | 0°C (32°F) | 3 mm |
| 1988 | 1°C (34°F) | -2°C (28°F) | 0 mm |
| 1987 | -2°C (28°F) | -6°C (22°F) | 0 mm |
| 1986 | 1°C (34°F) | -23°C (-9°F) | 8 mm |
| 1985 | -12°C (10°F) | -23°C (-9°F) | 0 mm |
| 1984 | -4°C (24°F) | -8°C (17°F) | 0 mm |
| 1983 | 3°C (37°F) | -13°C (8°F) | 5 mm |
| 1982 | 0°C (32°F) | -2°C (28°F) | 0 mm |
| 1981 | -2°C (28°F) | -12°C (10°F) | 1 mm |
| 1980 | -3°C (27°F) | -10°C (14°F) | 0 mm |
| 1979 | -3°C (26°F) | -12°C (10°F) | 0 mm |
| 1978 | -2°C (28°F) | -4°C (24°F) | 0 mm |
| 1977 | -13°C (9°F) | -18°C (-1°F) | 0 mm |
| 1976 | 2°C (36°F) | -1°C (31°F) | 0 mm |
| 1975 | 3°C (37°F) | -1°C (30°F) | 0 mm |
| 1974 | -1°C (31°F) | -7°C (20°F) | 1 mm |
| 1973 | -3°C (27°F) | -7°C (19°F) | 1 mm |
| 1972 | -3°C (26°F) | -6°C (22°F) | 0 mm |
| 1971 | 2°C (36°F) | 1°C (33°F) | 0 mm |