Skiathos 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
Poor
Best time to visit: June – September
What is the weather like in Skiathos in January?
In January, Skiathos is cool: daytime highs average 12 °C, and nights cool down to about 8 °C. The sea averages 14.4 °C – swimming is only for the hardy. The sun is scarce, with only about 4 hours a day. Rain is frequent, with about 11 rainy days and 93 mm in total. All in all, January is not an ideal month for a holiday in Skiathos.
January compared
How the weather changes from December to February. Tap a month to open it.
| DecemberDec | JanuaryJan | FebruaryFeb | |
|---|---|---|---|
| Score | 11 | 14 | 17 |
| Day | 13° | 12° | 12° |
| Night | 10° | 8° | 9° |
| Sea | 16° | 14° | 14° |
| Sun | 3 h | 4 h | 5 h |
| Rain days | 11 | 11 | 10 |
More details for January
- Daylight
- 9 h 42 min07:44 – 17:26
- UV index
- 2 · lowclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 17 km/haverage daily peakAll months
- Cloud cover
- 59 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 1 day1 cm or more of fresh snow
- Time zone
- UTC+2Europe/Athens
How the score comes together
- Temperatureweight 35 %0 %
- Seaweight 25 %0 %
- Sunshineweight 20 %15 %
- Few rainy daysweight 20 %53 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in January
- A jumper for the evenings
- Rain jacket or umbrella
Skiathos in January: quick answers
Is Skiathos hot in January?
No. In January, Skiathos is cool: daytime highs average 12 °C and nights drop to about 8 °C.
Can you swim in Skiathos in January?
Only if you don't mind cold water: in January the sea averages just 14.4 °C. Comfortable swimming is possible from June to October.
Does it rain much in Skiathos in January?
Rain is frequent, with about 11 rainy days and 93 mm in total.
Skiathos month by month
The whole year in SkiathosAll destinations: GreeceGreek Islands weather in JanuaryWhere 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