Mersin Weather & Climate: Best Time to Visit

In Mersin, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a very warm 31°C (88°F) in August to a moderate 13°C (55°F) in the coolest month, January.

Nights vary from 24°C (75°F) in August to around 7°C (45°F) during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

On average, Mersin receives a reasonable amount of rainfall, with an annual precipitation of 742 mm (29 in). The climate in Mersin shows significant variation throughout the year. Expect high rainfall in December, the wettest month, with an average of 135 mm (5.3 in) of precipitation over 11 rainy days.

In contrast, the driest month July offers drier and sunnier days, with around 21 mm (0.8 in) of rainfall over 5 rainy days. For more details, please visit our Mersin Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

For those who appreciate different seasons, Mersin serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 11.2 hours of sunshine daily, and embrace the darker days in December, offering only 4.7 hours of daily sunlight.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is moderate throughout the year in Mersin.

The city experiences its highest humidity in June, reaching 61%. In October, the humidity drops to its lowest level at 49%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year