Weather on October 17 in Istanbul
Historical weather data for October 17 in Istanbul, Turkey
Based on 56 years of data from ISTANBUL
About This Date
October 17th in Istanbul, Turkey typically brings mild fall weather, with average highs around 20°C and lows near 13°C. Over 56 years of records, the warmest October 17th was in 2004 (27°C average), while the coldest was 1977 (8°C) — a 34°F range across recorded history. Rain or other precipitation has occurred on about 39% of October 17th dates historically, with the wettest October 17th recording 2.4" of rain. The last decade has been 1.4°F cooler on this date compared to 20-30 years ago.
The last decade has been 1.4°F cooler on this date compared to 20-30 years ago.
Planning for October 17th in Istanbul? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip (mm) |
|---|---|---|---|
| 2026 | 13°C (55°F) | 9°C (49°F) | -- |
| 2025 | 23°C (73°F) | 12°C (53°F) | 0 mm |
| 2024 | 18°C (64°F) | -- | 0 mm |
| 2023 | 21°C (70°F) | 13°C (56°F) | 0 mm |
| 2022 | 22°C (71°F) | 18°C (64°F) | 0 mm |
| 2021 | 18°C (65°F) | -- | -- |
| 2020 | -- | 18°C (64°F) | -- |
| 2019 | -- | 17°C (63°F) | -- |
| 2018 | -- | 18°C (64°F) | 0 mm |
| 2017 | -- | 12°C (54°F) | -- |
| 2016 | 20°C (68°F) | 11°C (51°F) | 0 mm |
| 2015 | 21°C (70°F) | 16°C (61°F) | 0 mm |
| 2014 | 26°C (78°F) | 18°C (65°F) | 1 mm |
| 2013 | 21°C (70°F) | -- | 2 mm |
| 2012 | 30°C (86°F) | 13°C (56°F) | 0 mm |
| 2011 | 9°C (48°F) | -- | 14 mm |
| 2010 | 23°C (74°F) | 13°C (56°F) | 6 mm |
| 2009 | 25°C (77°F) | 16°C (60°F) | 0 mm |
| 2008 | 23°C (74°F) | 9°C (48°F) | 0 mm |
| 2007 | 23°C (74°F) | 6°C (42°F) | 0 mm |
| 2006 | 14°C (58°F) | 9°C (49°F) | 1 mm |
| 2005 | 14°C (57°F) | -- | 3 mm |
| 2004 | 32°C (89°F) | 23°C (73°F) | 0 mm |
| 2003 | 16°C (61°F) | 14°C (58°F) | 3 mm |
| 2002 | 21°C (69°F) | 11°C (52°F) | -- |
| 2001 | 18°C (65°F) | 13°C (56°F) | 1 mm |
| 2000 | 21°C (69°F) | 14°C (58°F) | -- |
| 1999 | 17°C (62°F) | 13°C (55°F) | -- |
| 1998 | 19°C (67°F) | 11°C (52°F) | 4 mm |
| 1997 | 14°C (58°F) | 11°C (52°F) | 1 mm |
| 1996 | 24°C (76°F) | 13°C (55°F) | -- |
| 1995 | 18°C (64°F) | 13°C (55°F) | -- |
| 1994 | 19°C (67°F) | 13°C (55°F) | -- |
| 1993 | 27°C (80°F) | 17°C (63°F) | -- |
| 1992 | 24°C (75°F) | 16°C (60°F) | -- |
| 1991 | 22°C (72°F) | 17°C (62°F) | -- |
| 1990 | 21°C (69°F) | 13°C (55°F) | -- |
| 1989 | 12°C (54°F) | 9°C (48°F) | 22 mm |
| 1988 | 16°C (61°F) | 13°C (55°F) | 5 mm |
| 1987 | 22°C (71°F) | 14°C (58°F) | -- |
| 1986 | 14°C (58°F) | 13°C (55°F) | 5 mm |
| 1985 | 12°C (53°F) | 8°C (46°F) | 61 mm |
| 1984 | 13°C (56°F) | 8°C (46°F) | 14 mm |
| 1983 | 22°C (72°F) | 11°C (52°F) | -- |
| 1982 | 22°C (72°F) | 13°C (56°F) | 13 mm |
| 1981 | 20°C (68°F) | 14°C (57°F) | -- |
| 1980 | 23°C (73°F) | 13°C (56°F) | -- |
| 1979 | 22°C (71°F) | 15°C (59°F) | -- |
| 1978 | 22°C (71°F) | 11°C (51°F) | -- |
| 1977 | 11°C (51°F) | 6°C (43°F) | 1 mm |
| 1976 | 21°C (69°F) | 14°C (58°F) | -- |
| 1975 | 24°C (75°F) | 12°C (54°F) | -- |
| 1974 | 23°C (74°F) | 18°C (65°F) | -- |
| 1973 | 25°C (77°F) | 19°C (67°F) | -- |
| 1972 | 14°C (57°F) | 11°C (52°F) | 3 mm |
| 1971 | 19°C (66°F) | 14°C (58°F) | -- |