World Resorts Turkey Mersin Weather

Mersin weather in September

Weather in Mersin: September

Average day temperature: 86.2°F
Average night temperature: 70.7°F
Sea water temperature: 84.1°F
Number of sunny days: 26 days
Day length: 11.8 - 13.0 hours
Number of rainy days: 1 day
Precipitation totals: 0.5 in.

Air temperature in September, °F

Show year:
2026
2025
2024

The highest day temperature during September of 2026 was 87°F. At the same time the lowest night temperature was 68°F. Daily and nightly averages during September were 82.5°F and 73.7°F.

Sea water temperature in Mersin in September, °F

Show year:
2026
2025
2024

The average sea water temperature in September of 2026 was 84.4°F. The highest and lowest sea temperatures during the month were 85.8°F and 82.2°F.

Sunny, partly cloudy and cloudy days

Mostly all days in September are sunny but cloudy days are also possible.

Precipitation total in September, in.

Precipitation total value in Mersin in September is 0.3 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 6.5 mph

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 10.2.

Best time for vacation in Mersin

Sunniest months:
July 27 days
August 27 days
September 26 days
Warmest months:
August 90.4 °F
July 89.6 °F
September 86.2 °F
Warmest sea temp:
August 85.6 °F
September 84.1 °F
July 83.7 °F
Coldest months:
January 54.4 °F
February 57.4 °F
December 58.8 °F
Rainiest months:
December 4 days
January 4 days
February 2 days
Windiest months:
July 7.3 mph
August 7.2 mph
June 6.9 mph

Mersin on a weather map

Mersin
+64°F
S 3 mph
Feels like: +64°F
Precip.: 4%
Places in Turkey:
Name
°F
+72°F
+72°F
+63°F
+68°F
+57°F
+64°F
+57°F
+57°F
+57°F
+66°F
+72°F
+68°F
+61°F
+70°F
+57°F
24 Hours Forecast
Mersin
Local time: 07:00
October 08, thursday
0900
73°F
W
3 mph
1200
79°F
NW
5 mph
1500
79°F
N
6 mph
1800
75°F
NE
4 mph
2100
72°F
SE
7 mph
October 09, friday
0000
70°F
SE
6 mph
0300
70°F
SE
6 mph
0600
70°F
SE
6 mph
Units of measurement: °C / °F