Weather in Istanbul by month
5-day forecast, air and water temperature by month, sunshine and rain in Istanbul. Averages over 10 years.
Today in Istanbul
Forecast updated 04.11 at 13:10
5-day forecast
- Fri, 06.11 rain day +12° night +8°
- Sat, 07.11 cloudy day +12° night +7°
- Sun, 08.11 cloudy day +13° night +6°
- Mon, 09.11 clear day +13° night +4°
- Tue, 10.11 cloudy day +16° night +10°
- Best months
- May–June, September–October
- Warmest water
- +25° in August
- Coolest — in January
- +10° during the day, +6° at night, water +10°
- Sunshine
- 6–14 h a day
Weather by month
Weather in Istanbul by month
- Day °C
- Water °C
- Night °C
Weather table by month
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Day | +10° | +10° | +12° | +16° | +20° | +26° | +28° | +28° | +25° | +20° | +16° | +12° |
| Night | +6° | +6° | +8° | +10° | +15° | +20° | +22° | +23° | +20° | +16° | +12° | +9° |
| Water | +10° | +9° | +10° | +12° | +17° | +21° | +24° | +25° | +23° | +20° | +16° | +13° |
| Sunshine, h | 6 | 8 | 9 | 11 | 12 | 13 | 14 | 13 | 11 | 9 | 7 | 6 |
| Rainfall, mm | 103 | 74 | 68 | 53 | 40 | 25 | 32 | 15 | 41 | 52 | 83 | 96 |
| Rainy days | 14 | 11 | 11 | 9 | 8 | 5 | 4 | 3 | 7 | 7 | 10 | 14 |
| Rating for sightseeing |
By month
-
January not for everyone
+10° / +6° water +10° 6 h of sun
Holidays Istanbul in January -
February not for everyone
+10° / +6° water +9° 8 h of sun
Holidays Istanbul in February -
March not for everyone
+12° / +8° water +10° 9 h of sun
Holidays Istanbul in March -
April excellent
+16° / +10° water +12° 11 h of sun
Holidays Istanbul in April -
May ideal
+20° / +15° water +17° 12 h of sun
Holidays Istanbul in May -
June ideal
+26° / +20° water +21° 13 h of sun
Holidays Istanbul in June -
July excellent
+28° / +22° water +24° 14 h of sun
Holidays Istanbul in July -
August excellent
+28° / +23° water +25° 13 h of sun
Holidays Istanbul in August -
September ideal
+25° / +20° water +23° 11 h of sun
Holidays Istanbul in September -
October ideal
+20° / +16° water +20° 9 h of sun
Holidays Istanbul in October -
November good
+16° / +12° water +16° 7 h of sun
Holidays Istanbul in November -
December not for everyone
+12° / +9° water +13° 6 h of sun
Holidays Istanbul in December
-
Istanbul good
- Day / night
- +16° / +12°
- Water
- +16°
- Sunshine
- 7 h a day
- Rainfall
- 83 mm
- Rating
- for sightseeing
-
Cesme not for everyone
- Day / night
- +18° / +15°
- Water
- +19°
- Sunshine
- 9 h a day
- Rainfall
- 88 mm
- Rating
- for beach holidays
-
Kusadasi not for everyone
- Day / night
- +21° / +13°
- Water
- +20°
- Sunshine
- 9 h a day
- Rainfall
- 114 mm
- Rating
- for beach holidays
-
Bodrum not for everyone
- Day / night
- +20° / +15°
- Water
- +21°
- Sunshine
- 9 h a day
- Rainfall
- 124 mm
- Rating
- for beach holidays
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