Weather on September 11 in Reykjavik
Historical weather data for September 11 in Reykjavik, Iceland
Based on 56 years of data from REYKJAVIK
About This Date
September 11th in Reykjavik, Iceland typically brings cool fall weather, with average highs around 11°C and lows near 7°C. Over 56 years of records, the warmest September 11th was in 1971 (14°C average), while the coldest was 1975 (4°C) — a 18°F range across recorded history. Rain or other precipitation has occurred on about 38% of September 11th dates historically, with the wettest September 11th recording 0.97" of rain. The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.2°F cooler on this date compared to 20-30 years ago.
Planning for September 11th in Reykjavik? Bring layers as temperatures can vary throughout the day. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2026 | 10°C (50°F) | 4°C (40°F) | 6 mm |
| 2025 | 16°C (61°F) | 9°C (49°F) | 5 mm |
| 2024 | 9°C (48°F) | 3°C (38°F) | -- |
| 2023 | 9°C (49°F) | 5°C (41°F) | -- |
| 2022 | 12°C (54°F) | 8°C (47°F) | -- |
| 2021 | 12°C (53°F) | 8°C (47°F) | -- |
| 2020 | 14°C (58°F) | -- | -- |
| 2019 | 11°C (52°F) | 7°C (44°F) | -- |
| 2018 | 11°C (52°F) | 8°C (46°F) | -- |
| 2017 | 12°C (53°F) | 6°C (43°F) | -- |
| 2016 | 9°C (48°F) | 7°C (44°F) | -- |
| 2015 | 12°C (54°F) | 8°C (46°F) | -- |
| 2014 | 12°C (53°F) | 9°C (49°F) | -- |
| 2013 | 11°C (52°F) | 7°C (45°F) | -- |
| 2012 | 9°C (48°F) | 4°C (40°F) | -- |
| 2011 | 14°C (58°F) | 3°C (38°F) | -- |
| 2010 | 14°C (58°F) | 9°C (49°F) | -- |
| 2009 | 12°C (54°F) | 9°C (49°F) | -- |
| 2008 | 16°C (61°F) | 10°C (50°F) | -- |
| 2007 | 11°C (52°F) | 6°C (43°F) | -- |
| 2006 | 11°C (52°F) | 8°C (46°F) | 3 mm |
| 2005 | 11°C (52°F) | 8°C (46°F) | 2 mm |
| 2004 | 12°C (53°F) | 8°C (47°F) | 5 mm |
| 2003 | 13°C (56°F) | 10°C (50°F) | 1 mm |
| 2002 | 14°C (58°F) | 9°C (49°F) | 25 mm |
| 2001 | 12°C (54°F) | 8°C (47°F) | 2 mm |
| 2000 | 12°C (54°F) | 10°C (50°F) | 0 mm |
| 1999 | 10°C (50°F) | 6°C (43°F) | 4 mm |
| 1998 | 8°C (46°F) | 4°C (39°F) | 0 mm |
| 1997 | 8°C (46°F) | 4°C (40°F) | 0 mm |
| 1996 | 11°C (52°F) | 10°C (50°F) | 3 mm |
| 1995 | 13°C (56°F) | 11°C (51°F) | 13 mm |
| 1994 | 11°C (51°F) | 1°C (34°F) | 0 mm |
| 1993 | 12°C (54°F) | 8°C (47°F) | 20 mm |
| 1992 | 9°C (49°F) | 1°C (33°F) | 0 mm |
| 1991 | 11°C (52°F) | 4°C (40°F) | 0 mm |
| 1990 | 9°C (49°F) | 7°C (44°F) | 8 mm |
| 1989 | 11°C (52°F) | 8°C (46°F) | 11 mm |
| 1988 | 13°C (55°F) | 7°C (45°F) | 0 mm |
| 1987 | 12°C (53°F) | 7°C (44°F) | 0 mm |
| 1986 | 9°C (49°F) | 4°C (40°F) | 0 mm |
| 1985 | 12°C (54°F) | 9°C (49°F) | 2 mm |
| 1984 | 8°C (47°F) | 3°C (38°F) | 2 mm |
| 1983 | 9°C (49°F) | 6°C (43°F) | 0 mm |
| 1982 | 7°C (44°F) | 2°C (36°F) | 0 mm |
| 1981 | 15°C (59°F) | 6°C (42°F) | 2 mm |
| 1980 | 10°C (50°F) | 4°C (39°F) | 2 mm |
| 1979 | 8°C (46°F) | 3°C (38°F) | 6 mm |
| 1978 | 12°C (53°F) | 2°C (36°F) | 0 mm |
| 1977 | 10°C (50°F) | 6°C (42°F) | 0 mm |
| 1976 | 11°C (51°F) | 5°C (41°F) | 0 mm |
| 1975 | 7°C (45°F) | 2°C (35°F) | 1 mm |
| 1974 | 11°C (51°F) | 6°C (42°F) | 0 mm |
| 1973 | 13°C (56°F) | 9°C (48°F) | 0 mm |
| 1972 | 9°C (49°F) | 1°C (34°F) | 0 mm |
| 1971 | 18°C (65°F) | 11°C (52°F) | 0 mm |