Mersin weather in January
Temperature, sea and sunshine in January: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in January
Fair
Best time to visit: April – June, September – November
What is the weather like in Mersin in January?
In January, Mersin is cool: daytime highs average 12 °C, and nights cool down to about 7 °C. The sea averages 18.3 °C – bracing, so a wetsuit helps for longer swims. Expect around 5 hours of sunshine a day. Rain falls on about 9 days, adding up to 92 mm. All in all, January is a so-so month for a holiday in Mersin.
January compared
How the weather changes from December to February. Tap a month to open it.
| DecemberDec | JanuaryJan | FebruaryFeb | |
|---|---|---|---|
| Score | 55 | 46 | 57 |
| Day | 14° | 12° | 13° |
| Night | 9° | 7° | 7° |
| Sea | 20° | 18° | 17° |
| Sun | 4 h | 5 h | 6 h |
| Rain days | 9 | 9 | 7 |
More details for January
- Daylight
- 9 h 54 min07:53 – 17:47
- UV index
- 2 · lowclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 11 km/haverage daily peakAll months
- Cloud cover
- 51 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC+3Europe/Istanbul
How the score comes together
- Temperatureweight 50 %41 %
- Sunshineweight 20 %28 %
- Few rainy daysweight 30 %66 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in January
- A jumper for the evenings
- Rain jacket or umbrella
Mersin in January: quick answers
Is Mersin hot in January?
No. In January, Mersin is cool: daytime highs average 12 °C and nights drop to about 7 °C.
Can you swim in Mersin in January?
Only if you don't mind cold water: in January the sea averages just 18.3 °C. Comfortable swimming is possible from May to December.
Does it rain much in Mersin in January?
Rain falls on about 9 days, adding up to 92 mm.
Mersin month by month
The whole year in MersinAll destinations: TurkeyWhere to go in JanuarySea temperature in January
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences