Weather on August 25 in Reykjavik
Historical weather data for August 25 in Reykjavik, Iceland
Based on 55 years of data from REYKJAVIK
About This Date
August 25th in Reykjavik, Iceland typically brings cool summer weather, with average highs around 13°C and lows near 8°C. Over 55 years of records, the warmest August 25th was in 2015 (18°C average), while the coldest was 1974 (7°C) — a 20°F range across recorded history. Rain or other precipitation has occurred on about 44% of August 25th dates historically, with the wettest August 25th recording 1.68" of rain. The last decade has been 1.3°F warmer on this date compared to 20-30 years ago.
The last decade has been 1.3°F warmer on this date compared to 20-30 years ago.
Planning for August 25th 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 |
|---|---|---|---|
| 2025 | 18°C (65°F) | 13°C (55°F) | 0.08" |
| 2024 | 11°C (51°F) | 6°C (42°F) | -- |
| 2023 | 18°C (64°F) | 7°C (45°F) | -- |
| 2022 | 12°C (54°F) | 8°C (46°F) | -- |
| 2021 | 15°C (59°F) | 13°C (56°F) | -- |
| 2020 | 14°C (57°F) | 6°C (42°F) | -- |
| 2019 | 12°C (53°F) | 9°C (48°F) | -- |
| 2018 | 13°C (55°F) | 6°C (42°F) | -- |
| 2017 | 14°C (57°F) | 11°C (51°F) | -- |
| 2016 | 13°C (55°F) | 9°C (49°F) | -- |
| 2015 | 21°C (69°F) | 14°C (58°F) | -- |
| 2014 | 13°C (55°F) | 11°C (51°F) | -- |
| 2013 | 11°C (51°F) | 7°C (45°F) | -- |
| 2012 | 12°C (53°F) | 7°C (45°F) | -- |
| 2011 | 13°C (56°F) | 4°C (40°F) | -- |
| 2010 | 13°C (55°F) | 5°C (41°F) | -- |
| 2009 | 14°C (58°F) | 10°C (50°F) | -- |
| 2008 | 12°C (54°F) | 8°C (47°F) | -- |
| 2007 | 13°C (56°F) | 9°C (49°F) | -- |
| 2006 | 13°C (56°F) | 8°C (47°F) | 0.01" |
| 2005 | 11°C (51°F) | 6°C (43°F) | 0" |
| 2004 | 14°C (57°F) | 9°C (49°F) | 1.68" |
| 2003 | 17°C (62°F) | 12°C (54°F) | 0.07" |
| 2002 | 13°C (56°F) | 8°C (47°F) | 0.25" |
| 2001 | 13°C (56°F) | 6°C (42°F) | 0.4" |
| 2000 | 14°C (57°F) | 9°C (48°F) | 0.4" |
| 1999 | 12°C (54°F) | 9°C (49°F) | 0.11" |
| 1998 | 13°C (56°F) | 8°C (47°F) | 0" |
| 1997 | 13°C (56°F) | 7°C (44°F) | 0" |
| 1996 | 13°C (55°F) | 2°C (36°F) | 0" |
| 1995 | 13°C (56°F) | 8°C (46°F) | 0" |
| 1994 | 13°C (56°F) | 11°C (51°F) | 0.26" |
| 1993 | 15°C (59°F) | 8°C (47°F) | 0.02" |
| 1992 | 13°C (56°F) | 7°C (45°F) | 0" |
| 1991 | 13°C (55°F) | 8°C (47°F) | 0.33" |
| 1990 | 13°C (55°F) | 8°C (46°F) | 0" |
| 1989 | 15°C (59°F) | 7°C (45°F) | 0" |
| 1988 | 13°C (55°F) | 5°C (41°F) | 0" |
| 1987 | 12°C (53°F) | 7°C (44°F) | 0.23" |
| 1986 | 11°C (51°F) | 8°C (47°F) | 0.29" |
| 1985 | 12°C (53°F) | 6°C (43°F) | 0" |
| 1984 | 15°C (59°F) | 7°C (45°F) | 0" |
| 1983 | 11°C (52°F) | 7°C (45°F) | 0.02" |
| 1982 | 15°C (59°F) | 8°C (46°F) | 1.12" |
| 1981 | 12°C (54°F) | 6°C (43°F) | 0.66" |
| 1980 | 12°C (53°F) | 8°C (47°F) | 0.19" |
| 1979 | 13°C (55°F) | 8°C (47°F) | 0.01" |
| 1978 | 12°C (54°F) | 7°C (44°F) | 0" |
| 1977 | 12°C (54°F) | 8°C (47°F) | 0.03" |
| 1976 | 14°C (58°F) | 10°C (50°F) | 0.39" |
| 1975 | 13°C (56°F) | 9°C (49°F) | 0.2" |
| 1974 | 8°C (46°F) | 6°C (42°F) | 0.44" |
| 1973 | 15°C (59°F) | 12°C (53°F) | 0.47" |
| 1972 | 10°C (50°F) | 6°C (42°F) | 0" |
| 1971 | 13°C (55°F) | 9°C (48°F) | 1.23" |