Measurements:
°C
°F
CURRENT WEATHER
20:55
Istanbul
58°F
N 2 mph
Feels like: 58°F
Precip: 0%
World Resorts Turkey Istanbul Weather

14 Day Weather Forecast

04.20
mon
DAY
58°F
N 6 mph
precip
0%
NIGHT
56°F
NE 3 mph
precip
0%
04.21
tue
DAY
64°F
NE 3 mph
precip
0%
NIGHT
52°F
SW 19 mph
precip
62%
04.22
wed
DAY
52°F
SW 11 mph
precip
100%
NIGHT
46°F
SW 11 mph
precip
0%
04.23
thu
DAY
54°F
SW 4 mph
precip
0%
NIGHT
52°F
NE 4 mph
precip
0%
04.24
fri
DAY
58°F
NE 11 mph
precip
100%
NIGHT
52°F
SW 9 mph
precip
0%
04.25
sat
DAY
50°F
S 15 mph
precip
100%
NIGHT
46°F
SW 5 mph
precip
0%
04.26
sun
DAY
56°F
N 2 mph
precip
0%
NIGHT
52°F
SW 2 mph
precip
0%
04.27
mon
DAY
62°F
W 5 mph
precip
0%
NIGHT
54°F
SW 12 mph
precip
0%
04.28
tue
DAY
62°F
SW 17 mph
precip
0%
NIGHT
54°F
SW 17 mph
precip
78%
04.29
wed
DAY
56°F
SW 16 mph
precip
64%
NIGHT
50°F
SW 9 mph
precip
0%
04.30
thu
DAY
58°F
SW 9 mph
precip
0%
NIGHT
50°F
SW 7 mph
precip
0%
05.01
fri
DAY
60°F
NW 4 mph
precip
0%
NIGHT
56°F
W 4 mph
precip
0%
05.02
sat
DAY
64°F
SW 11 mph
precip
0%
NIGHT
54°F
SW 10 mph
precip
0%
05.03
sun
DAY
60°F
SW 6 mph
precip
87%
NIGHT
56°F
S 9 mph
precip
61%

Istanbul Sea Water Temperature in April, °F

Select Year: 2026 2025 2024

The average sea surface temperature in April 2026 for Istanbul was 50.2°F. The maximum and minimum values were 48.8°F and 51.6°F respectively.

Istanbul on the Weather Map

Best Time to Visit Istanbul
The most sunny months:
July 28 days
August 28 days
June 22 days
The most warm months:
July 88.9 °F
August 88.5 °F
June 83.1 °F
Warmest sea temperature:
August 78.7 °F
July 77.3 °F
September 76.0 °F
The most cold months:
January 48.5 °F
February 49.8 °F
December 53.2 °F
The most rainy months:
January 5 days
December 4 days
February 3 days
The most windy months:
August 14 mph
July 12 mph
September 12 mph
more details
Turkey Resorts:
NAME
F°
Alanya +60
Antalya +60
Beldibi +54
Belek +62
Bodrum +62
Fethiye +54
Istanbul +58
Kas +52
Kemer +54
Kusadasi +56
Marmaris +58
Mersin +56
Okurcalar +60
Oludeniz +56
Side +62
all resorts
24 Hours Weather Forecast
Istanbul
Local time: 20:55
20 apr, monday
2100 58°F
N
2 mph
21 apr, tuesday
0000 56°F
NE
3 mph
0300 54°F
E
4 mph
0600 54°F
NE
5 mph
0900 58°F
E
6 mph
1200 64°F
NE
3 mph
1500 64°F
N
1 mph
1800 64°F
SW
11 mph