26.08
wed
wed
Day
75°F
SW 7 mph
Precip.
4%
4%
Night
73°F
NW 1 mph
Precip.
9%
9%
27.08
thu
thu
Day
75°F
SE 10 mph
Precip.
7%
7%
Night
72°F
E 2 mph
Precip.
8%
8%
28.08
fri
fri
Day
73°F
E 14 mph
Precip.
23%
23%
Night
70°F
E 11 mph
Precip.
68%
68%
29.08
sat
sat
Day
66°F
NE 14 mph
Precip.
95%
95%
Night
70°F
NE 5 mph
Precip.
29%
29%
30.08
sun
sun
Day
72°F
E 19 mph
Precip.
64%
64%
Night
70°F
E 12 mph
Precip.
9%
9%
31.08
mon
mon
Day
72°F
SE 10 mph
Precip.
7%
7%
Night
70°F
E 8 mph
Precip.
66%
66%
01.09
tue
tue
Day
72°F
SE 11 mph
Precip.
34%
34%
Night
70°F
E 2 mph
Precip.
16%
16%
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 78.7°F. The highest and lowest sea temperatures during the month were 80.2°F and 77.0°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 75.0°F. The highest and lowest sea temperatures during the month were 79.5°F and 69.8°F.
Air temperature in Giresun, °F
Precipitation total in Giresun, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Giresun
Giresun on a weather map
Places in Turkey:
Name
°F
24 Hours Forecast
Giresun
Local time: 01:39
August 26, wednesday
0300
70°F
N
4 mph
4 mph
0600
70°F
N
4 mph
4 mph
0900
73°F
SW
2 mph
2 mph
1200
75°F
SW
7 mph
7 mph
1500
75°F
SW
8 mph
8 mph
1800
75°F
W
6 mph
6 mph
2100
75°F
N
2 mph
2 mph
August 27, thursday
0000
73°F
NW
1 mph
1 mph
