Measurements:
°C
°F
Giresun
62°F
SW 8 mph
Feels like: 62°F
Precip: 62%
World Resorts Turkey Giresun Weather

Giresun Sea Water Temperature

Current Sea Water Temperature:
+65.2°F
Maximum Sea Water Temperature in May: 72.2°F
Minimum Sea Water Temperature in May: 51.8°F
Average water temperature in May: 61.1°F

Sea Water Temperature for the Last 10 Days:

May 30 65.2°F May 25 62.6°F
May 29 66.6°F May 24 62.4°F
May 28 66.4°F May 23 62.0°F
May 27 64.6°F May 22 62.4°F
May 26 63.6°F May 21 62.6°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 +76
Antalya +82
Avsallar +76
Beldibi +80
Belek +78
Bodrum +80
Fethiye +80
Istanbul +72
Kas +78
Kemer +80
Konakli +76
Marmaris +82
Okurcalar +76
Oludeniz +80
Side +76
24 Hours Weather Forecast
Giresun
Local time: 13:43
30 may, saturday
1500 62°F
SW
8 mph
1800 62°F
W
9 mph
2100 54°F
NW
7 mph
31 may, sunday
0000 56°F
N
9 mph
0300 60°F
E
13 mph
0600 58°F
SE
12 mph
0900 60°F
SE
9 mph
1200 62°F
S
6 mph