Weather on April 21 in Istanbul

Historical weather data for April 21 in Istanbul, Turkey

Avg High17°C (63°F)
Avg Low9°C (48°F)
Warmest200820°C
Coldest19796°C

Based on 55 years of data from ISTANBUL

About This Date

April 21st 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 21st was in 2008 (20°C average), while the coldest was 1979 (6°C) — a 25°F range across recorded history. Rain or other precipitation has occurred on about 47% of April 21st dates historically, with the wettest April 21st recording 2.3" 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 April 21st in Istanbul? Great weather for outdoor activities. Consider bringing rain gear or an umbrella.

Year by Year History

YearHighLowPrecip
202525°C (77°F)9°C (49°F)0"
202422°C (71°F)9°C (49°F)0.99"
202318°C (64°F)13°C (55°F)0"
202216°C (61°F)9°C (48°F)0.18"
202118°C (65°F)8°C (46°F)0"
2020--11°C (52°F)--
2019--5°C (41°F)0.05"
2018--8°C (47°F)0.23"
201713°C (56°F)--0.41"
201618°C (64°F)11°C (51°F)0.13"
201513°C (55°F)--0.03"
201422°C (71°F)12°C (53°F)0.03"
201314°C (58°F)4°C (40°F)0"
201221°C (69°F)13°C (55°F)0.71"
201115°C (59°F)--0.43"
201016°C (61°F)--0.08"
200924°C (75°F)11°C (51°F)0"
200829°C (84°F)11°C (52°F)0"
200721°C (70°F)7°C (44°F)0"
200619°C (67°F)12°C (53°F)0"
200527°C (81°F)10°C (50°F)0"
200414°C (58°F)--0.08"
200316°C (60°F)5°C (41°F)--
200214°C (58°F)10°C (50°F)0"
200121°C (69°F)17°C (62°F)--
200014°C (57°F)12°C (53°F)2.3"
199916°C (60°F)10°C (50°F)--
199814°C (57°F)10°C (50°F)0.1"
199720°C (68°F)12°C (54°F)0.1"
199613°C (55°F)7°C (44°F)0"
199520°C (68°F)9°C (48°F)--
199419°C (67°F)9°C (48°F)0.5"
199316°C (60°F)8°C (46°F)--
199212°C (53°F)7°C (44°F)0.4"
199121°C (70°F)10°C (50°F)--
199018°C (65°F)11°C (52°F)0.1"
198919°C (66°F)11°C (52°F)--
198811°C (52°F)8°C (46°F)0.2"
198721°C (69°F)7°C (45°F)--
198612°C (54°F)8°C (46°F)1.3"
198512°C (54°F)6°C (43°F)--
198412°C (54°F)4°C (39°F)0.1"
198317°C (62°F)9°C (48°F)0.1"
198211°C (51°F)7°C (45°F)1.9"
198117°C (62°F)7°C (44°F)--
198019°C (66°F)12°C (53°F)1"
19799°C (48°F)3°C (38°F)--
197814°C (58°F)8°C (46°F)--
197713°C (56°F)6°C (43°F)--
197618°C (64°F)6°C (42°F)--
197518°C (64°F)7°C (44°F)0"
197413°C (56°F)3°C (38°F)--
197319°C (67°F)11°C (51°F)0.1"
197218°C (64°F)11°C (51°F)0.1"
197111°C (51°F)6°C (43°F)--

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April 21 Weather in Istanbul, Turkey - Historical Data