Istanbul, Turkey - Historical Weather


Istanbul, Turkey H I S T O R I C A L W E A T H E R D A T A


Average Temperature


	Year	Jan.	Feb.	Mar.	Apr.	May	Jun.	Jul.	Aug.	Sep.	Oct.	Nov.	Dec.
°F	58	42	42	46	54	62	70	74	74	69	61	52	46
°C	14	5	5	7	12	16	21	23	23	20	16	11	7


Years Charted: 21	Source: International Station Meteorological Climate Summary


Average High Temperature


	Year	Jan.	Feb.	Mar.	Apr.	May	Jun.	Jul.	Aug.	Sep.	Oct.	Nov.	Dec.
°F	64	46	47	51	60	69	78	82	82	76	67	57	50
°C	17	7	8	10	15	20	25	27	27	24	19	13	10


Years Charted: 21	Source: International Station Meteorological Climate Summary


Average Low Temperature


	Year	Jan.	Feb.	Mar.	Apr.	May	Jun.	Jul.	Aug.	Sep.	Oct.	Nov.	Dec.
°F	51	37	37	40	47	54	62	66	67	61	55	47	42
°C	10	2	2	4	8	12	16	18	19	16	12	8	5


Years Charted: 21	Source: International Station Meteorological Climate Summary


Highest Recorded Temperature


	Year	Jan.	Feb.	Mar.	Apr.	May	Jun.	Jul.	Aug.	Sep.	Oct.	Nov.	Dec.
°F	100	64	66	77	82	89	99	100	99	91	93	82	67
°C	37	17	18	25	27	31	37	37	37	32	33	27	19


Years Charted: 21	Source: International Station Meteorological Climate Summary


Lowest Recorded Temperature


	Year	Jan.	Feb.	Mar.	Apr.	May	Jun.	Jul.	Aug.	Sep.	Oct.	Nov.	Dec.
°F	16	16	16	20	32	39	48	50	48	41	36	27	25
°C	-8	-8	-8	-6	0	3	8	10	8	5	2	-2	-3


Years Charted: 21	Source: International Station Meteorological Climate Summary


Average Precipitation


	Year	Jan.	Feb.	Mar.	Apr.	May	Jun.	Jul.	Aug.	Sep.	Oct.	Nov.	Dec.
in.	25.2	3.7	2.8	2.3	1.7	1.2	0.9	0.7	0.6	1.1	2.1	3.5	4.0
mm	640	93	71	58	43	30	22	17	15	27	53	88	101


Years Charted: 40	Source: International Station Meteorological Climate Summary


Average Wind Speed


	Year	Jan.	Feb.	Mar.	Apr.	May	Jun.	Jul.	Aug.	Sep.	Oct.	Nov.	Dec.
mph	11	10	12	11	11	11	11	12	13	12	10	11	11
km/h	18	16	20	18	18	18	18	20	22	20	16	18	18


Years Charted: 18	Source: International Station Meteorological Climate Summary


Average Morning Relative Humidity


	Total	Jan.	Feb.	Mar.	Apr.	May	Jun.	Jul.	Aug.	Sep.	Oct.	Nov.	Dec.
%	82	82	81	83	81	84	83	83	84	82	83	81	81


Years Charted: 21	Source: International Station Meteorological Climate Summary


Average Afternoon Relative Humidity


	Total	Jan.	Feb.	Mar.	Apr.	May	Jun.	Jul.	Aug.	Sep.	Oct.	Nov.	Dec.
%	61	71	68	65	61	59	55	51	52	53	61	66	71


Years Charted: 21	Source: International Station Meteorological Climate Summary

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