Weather on September 12 in Oslo
Historical weather data for September 12 in Oslo, Norway
Based on 56 years of data from OSLO - BLINDERN PLU
About This Date
September 12th in Oslo, Norway typically brings mild fall weather, with average highs around 17°C and lows near 9°C. Over 56 years of records, the warmest September 12th was in 2021 (18°C average), while the coldest was 1996 (7°C) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 43% of September 12th dates historically, with the wettest September 12th recording 1.01" 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 September 12th in Oslo? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2026 | 14°C (57°F) | 11°C (51°F) | -- |
| 2025 | 17°C (63°F) | 11°C (52°F) | 5 mm |
| 2024 | 17°C (63°F) | 8°C (47°F) | 0 mm |
| 2023 | 21°C (70°F) | 14°C (58°F) | 0 mm |
| 2022 | 16°C (61°F) | 12°C (53°F) | 26 mm |
| 2021 | 21°C (70°F) | 16°C (60°F) | 2 mm |
| 2020 | 18°C (65°F) | 11°C (51°F) | 0 mm |
| 2019 | 18°C (64°F) | 8°C (46°F) | 0 mm |
| 2018 | 18°C (64°F) | 7°C (45°F) | 0 mm |
| 2017 | 17°C (63°F) | 11°C (52°F) | 6 mm |
| 2016 | 21°C (69°F) | 7°C (44°F) | 0 mm |
| 2015 | 16°C (61°F) | 12°C (53°F) | 1 mm |
| 2014 | 18°C (64°F) | 11°C (52°F) | 0 mm |
| 2013 | 21°C (69°F) | 9°C (49°F) | 0 mm |
| 2012 | 16°C (60°F) | 4°C (40°F) | 3 mm |
| 2011 | 16°C (61°F) | 13°C (55°F) | 13 mm |
| 2010 | 19°C (66°F) | 14°C (57°F) | 0 mm |
| 2009 | 19°C (67°F) | 7°C (44°F) | 0 mm |
| 2008 | 13°C (55°F) | 10°C (50°F) | 0 mm |
| 2007 | 18°C (65°F) | 8°C (47°F) | 0 mm |
| 2006 | 21°C (69°F) | 12°C (53°F) | 0 mm |
| 2005 | 20°C (68°F) | 9°C (48°F) | 0 mm |
| 2004 | 17°C (63°F) | 13°C (55°F) | 0 mm |
| 2003 | 17°C (63°F) | 12°C (53°F) | 0 mm |
| 2002 | 24°C (76°F) | 10°C (50°F) | 0 mm |
| 2001 | 18°C (65°F) | 11°C (51°F) | 0 mm |
| 2000 | 16°C (61°F) | 6°C (42°F) | 0 mm |
| 1999 | 22°C (72°F) | 12°C (53°F) | 0 mm |
| 1998 | 17°C (62°F) | 13°C (56°F) | 14 mm |
| 1997 | 15°C (59°F) | 12°C (53°F) | 13 mm |
| 1996 | 11°C (51°F) | 4°C (40°F) | 15 mm |
| 1995 | 16°C (60°F) | 12°C (53°F) | 0 mm |
| 1994 | 17°C (62°F) | 8°C (46°F) | 0 mm |
| 1993 | 13°C (55°F) | 6°C (42°F) | 0 mm |
| 1992 | 16°C (61°F) | 11°C (51°F) | 3 mm |
| 1991 | 17°C (62°F) | 3°C (37°F) | 0 mm |
| 1990 | 17°C (62°F) | 8°C (47°F) | 0 mm |
| 1989 | 17°C (63°F) | 5°C (41°F) | 0 mm |
| 1988 | 17°C (62°F) | 4°C (40°F) | 4 mm |
| 1987 | 16°C (61°F) | 4°C (40°F) | 15 mm |
| 1986 | 13°C (55°F) | 3°C (37°F) | 0 mm |
| 1985 | 13°C (56°F) | 3°C (38°F) | 0 mm |
| 1984 | 12°C (53°F) | 7°C (44°F) | 3 mm |
| 1983 | 16°C (61°F) | 9°C (48°F) | 8 mm |
| 1982 | 15°C (59°F) | 6°C (42°F) | 3 mm |
| 1981 | 17°C (62°F) | 12°C (54°F) | 0 mm |
| 1980 | 11°C (52°F) | 4°C (40°F) | 12 mm |
| 1979 | 14°C (57°F) | 4°C (40°F) | 3 mm |
| 1978 | 17°C (62°F) | 7°C (45°F) | 0 mm |
| 1977 | 12°C (54°F) | 3°C (38°F) | 0 mm |
| 1976 | 13°C (56°F) | 9°C (49°F) | 3 mm |
| 1975 | 16°C (60°F) | 11°C (52°F) | 2 mm |
| 1974 | 19°C (66°F) | 7°C (45°F) | 0 mm |
| 1973 | 14°C (57°F) | 6°C (42°F) | 0 mm |
| 1972 | 14°C (58°F) | 5°C (41°F) | 0 mm |
| 1971 | 16°C (60°F) | 10°C (50°F) | 0 mm |