Weather on April 18 in Istanbul
Historical weather data for April 18 in Istanbul, Turkey
Avg High17°C (63°F)
Avg Low9°C (48°F)
Warmest201621°C
Coldest19966°C
Based on 55 years of data from ISTANBUL
About This Date
April 18th in Istanbul, Turkey typically brings mild spring weather, with average highs around 17°C and lows near 9°C. Over 55 years of records, the warmest April 18th was in 2016 (21°C average), while the coldest was 1996 (6°C) — a 27°F range across recorded history. Rain or other precipitation has occurred on about 35% of April 18th dates historically, with the wettest April 18th recording 1.1" of rain.
Planning for April 18th in Istanbul? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.
Year by Year History
| Year | High | Low | Precip |
|---|---|---|---|
| 2025 | 21°C (69°F) | 8°C (47°F) | 0" |
| 2024 | 23°C (73°F) | -- | 0" |
| 2023 | -- | 11°C (52°F) | -- |
| 2022 | 11°C (51°F) | -- | 0.69" |
| 2021 | 15°C (59°F) | 9°C (49°F) | 0.05" |
| 2020 | -- | 9°C (48°F) | -- |
| 2019 | -- | 8°C (47°F) | -- |
| 2018 | 19°C (66°F) | 10°C (50°F) | 0" |
| 2017 | 12°C (53°F) | -- | 0.84" |
| 2016 | 28°C (82°F) | 14°C (58°F) | 0" |
| 2015 | 23°C (74°F) | 16°C (60°F) | 0" |
| 2014 | 19°C (67°F) | 11°C (52°F) | 0.71" |
| 2013 | 13°C (56°F) | 4°C (39°F) | 0" |
| 2012 | 28°C (83°F) | -- | 0.1" |
| 2011 | 13°C (55°F) | 8°C (47°F) | 0.99" |
| 2010 | 21°C (70°F) | 12°C (53°F) | 0.03" |
| 2009 | 23°C (74°F) | 3°C (38°F) | 0" |
| 2008 | 21°C (70°F) | 10°C (50°F) | 0" |
| 2007 | 14°C (58°F) | 4°C (39°F) | 0" |
| 2006 | 24°C (76°F) | 9°C (48°F) | 0" |
| 2005 | 22°C (72°F) | -- | 0" |
| 2004 | 21°C (69°F) | 11°C (51°F) | -- |
| 2003 | 8°C (47°F) | 6°C (43°F) | 0" |
| 2002 | 14°C (58°F) | 8°C (46°F) | -- |
| 2001 | 14°C (57°F) | 12°C (54°F) | 0.2" |
| 2000 | 17°C (62°F) | 11°C (52°F) | -- |
| 1999 | 27°C (80°F) | 13°C (56°F) | -- |
| 1998 | 21°C (70°F) | 10°C (50°F) | -- |
| 1997 | 11°C (52°F) | 6°C (42°F) | 0.2" |
| 1996 | 7°C (45°F) | 4°C (40°F) | 0.3" |
| 1995 | 13°C (56°F) | 9°C (48°F) | 0.2" |
| 1994 | 23°C (74°F) | 16°C (60°F) | -- |
| 1993 | 11°C (51°F) | 7°C (45°F) | 0.1" |
| 1992 | 23°C (73°F) | 9°C (49°F) | -- |
| 1991 | 23°C (73°F) | 9°C (49°F) | -- |
| 1990 | 14°C (58°F) | 10°C (50°F) | 0" |
| 1989 | 23°C (74°F) | 12°C (53°F) | -- |
| 1988 | 12°C (54°F) | 3°C (38°F) | 0" |
| 1987 | 13°C (55°F) | 4°C (40°F) | -- |
| 1986 | 18°C (65°F) | 5°C (41°F) | -- |
| 1985 | 12°C (54°F) | 8°C (47°F) | -- |
| 1984 | 16°C (61°F) | 7°C (45°F) | -- |
| 1983 | 13°C (55°F) | 3°C (38°F) | 0.1" |
| 1982 | 14°C (58°F) | 7°C (45°F) | 1.1" |
| 1981 | 23°C (73°F) | 8°C (46°F) | -- |
| 1980 | 19°C (67°F) | 8°C (47°F) | 0" |
| 1979 | 17°C (62°F) | 9°C (49°F) | 0.5" |
| 1978 | 16°C (60°F) | 9°C (49°F) | 0.4" |
| 1977 | 14°C (57°F) | 7°C (44°F) | -- |
| 1976 | 15°C (59°F) | 7°C (44°F) | 0.3" |
| 1975 | 14°C (57°F) | 10°C (50°F) | 0.3" |
| 1974 | 22°C (72°F) | 13°C (55°F) | 0" |
| 1973 | 13°C (55°F) | 7°C (44°F) | 0.5" |
| 1972 | 22°C (72°F) | 13°C (55°F) | 0" |
| 1971 | 14°C (58°F) | 3°C (38°F) | -- |