Measurements:
°C
°F
Giresun
66°F
E 9 mph
Feels like: 66°F
Precip: 40%
World Resorts Turkey Giresun Weather

Giresun Sea Water Temperature

Current Sea Water Temperature:
+76.8°F
Maximum Sea Water Temperature in June: 81.0°F
Minimum Sea Water Temperature in June: 64.0°F
Average water temperature in June: 73.1°F

Sea Water Temperature for the Last 10 Days:

June 19 76.8°F June 14 74.6°F
June 18 75.0°F June 13 74.2°F
June 17 74.4°F June 12 72.2°F
June 16 74.6°F June 11 72.0°F
June 15 74.8°F June 10 73.6°F

When is the Warmest Sea for Giresun?

According to our data for the last three years for Giresun the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Giresun was 84.1°F. The maximum and minimum values were 81.2°F and 86.6°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Giresun was 81.0°F. The maximum and minimum values were 75.2°F and 85.6°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Giresun was 77.7°F. The maximum and minimum values were 72.0°F and 82.8°F respectively.

Best Time to Visit Giresun
The most sunny months:
July 18 days
August 18 days
June 16 days
The most warm months:
August 81.9 °F
July 80.8 °F
September 75.9 °F
Warmest sea temperature:
August 82.4 °F
July 80.2 °F
September 78.3 °F
The most cold months:
January 47.1 °F
February 47.1 °F
March 50.3 °F
The most rainy months:
January 5 days
March 5 days
December 5 days
The most windy months:
January 7 mph
February 6 mph
December 6 mph

Giresun on the Weather Map

Turkey Resorts:
NAME
Alanya +74
Antalya +72
Avsallar +74
Beldibi +64
Belek +74
Bodrum +72
Fethiye +64
Goynuk +64
Istanbul +68
Kemer +64
Konakli +74
Marmaris +68
Okurcalar +74
Oludeniz +66
Side +74
24 Hours Weather Forecast
Giresun
Local time: 05:55
20 jun, saturday
0600 66°F
E
9 mph
0900 66°F
E
6 mph
1200 70°F
SE
7 mph
1500 70°F
SE
8 mph
1800 72°F
E
5 mph
2100 66°F
E
7 mph
21 jun, sunday
0000 64°F
NE
6 mph
0300 64°F
NE
6 mph