Weather on September 21 in Istanbul

Historical weather data for September 21 in Istanbul, Turkey

Avg High24°C (76°F)
Avg Low16°C (60°F)
Warmest198426°C
Coldest197116°C

Based on 55 years of data from ISTANBUL

About This Date

September 21st in Istanbul, Turkey typically brings pleasant fall weather, with average highs around 24°C and lows near 16°C. Over 55 years of records, the warmest September 21st was in 1984 (26°C average), while the coldest was 1971 (16°C) — a 19°F range across recorded history. Rain or other precipitation has occurred on about 15% of September 21st dates historically, with the wettest September 21st recording 1.75" of rain. The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.

The last decade has been 3.4°F warmer on this date compared to 20-30 years ago.

Planning for September 21st in Istanbul? Great weather for outdoor activities.

Year by Year History

YearHighLowPrecip
202527°C (80°F)13°C (55°F)0"
202425°C (77°F)--0"
202328°C (83°F)17°C (63°F)--
202224°C (76°F)17°C (62°F)0"
202123°C (74°F)----
2020--20°C (68°F)0"
2019--14°C (57°F)--
201828°C (83°F)20°C (68°F)0"
201732°C (89°F)17°C (62°F)0"
201619°C (67°F)--1.04"
201529°C (84°F)19°C (67°F)0"
201424°C (75°F)17°C (62°F)0"
201324°C (75°F)--0"
201219°C (67°F)--0.08"
201130°C (86°F)17°C (62°F)0.3"
201022°C (72°F)--0"
200921°C (69°F)12°C (54°F)0"
2008--14°C (57°F)1.75"
2007--16°C (60°F)0"
200621°C (70°F)17°C (63°F)0.08"
200529°C (84°F)17°C (63°F)0"
200427°C (81°F)14°C (58°F)0"
200324°C (76°F)14°C (57°F)--
200222°C (72°F)14°C (57°F)--
200126°C (78°F)18°C (64°F)--
200031°C (88°F)20°C (68°F)--
199923°C (73°F)17°C (62°F)--
199822°C (72°F)18°C (64°F)--
199720°C (68°F)14°C (57°F)--
199622°C (71°F)16°C (60°F)0"
199524°C (75°F)13°C (56°F)--
199428°C (82°F)23°C (73°F)--
199319°C (67°F)13°C (55°F)0.2"
199223°C (73°F)13°C (55°F)--
199122°C (71°F)14°C (57°F)0.7"
199023°C (74°F)11°C (52°F)--
198924°C (76°F)18°C (64°F)--
198825°C (77°F)14°C (57°F)--
198728°C (82°F)17°C (62°F)--
198622°C (71°F)17°C (62°F)--
198528°C (83°F)14°C (58°F)--
198433°C (91°F)19°C (66°F)--
198322°C (72°F)17°C (62°F)0"
198227°C (80°F)17°C (62°F)--
198127°C (80°F)15°C (59°F)--
198024°C (75°F)13°C (55°F)--
197924°C (76°F)17°C (62°F)--
197821°C (69°F)14°C (58°F)--
197732°C (89°F)15°C (59°F)--
197622°C (71°F)12°C (53°F)0.1"
197525°C (77°F)16°C (61°F)--
197426°C (78°F)14°C (57°F)--
197323°C (73°F)17°C (62°F)--
197224°C (76°F)14°C (58°F)--
197121°C (69°F)10°C (50°F)--

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