Sun, sea & sand

Roscoff weather in January

Temperature, sea and sunshine in January: long-term averages from 30 years of weather data, not a forecast.

5

Holiday weather in January

Poor

Best time to visit: April – September

What is the weather like in Roscoff in January?

In January, Roscoff is cold: daytime highs average 10 °C, and nights cool down to about 7 °C. The sea averages 11.1 °C – swimming is only for the hardy. The sun is scarce, with only about 2 hours a day. It rains often – on about 15 days, adding up to 91 mm. All in all, January is not an ideal month for a holiday in Roscoff.

January compared

How the weather changes from December to February. Tap a month to open it.

DecemberDecJanuaryJanFebruaryFeb
Score458
Day11°10°10°
Night8°7°7°
Sea12°11°10°
Sun2 h2 h3 h
Rain days151513

More details for January

Daylight
8 h 41 min09:04 – 17:45
UV index
1 · lowclear sky, noon (estimate)All months
Muggy days
0 daysdew point 18 °C or moreAll months
Wind
27 km/haverage daily peakAll months
Cloud cover
74 %on averageAll months
Hot days
0 days30 °C or more
Time zone
UTC+1Europe/Paris

How the score comes together

  • Temperatureweight 35 %0 %
  • Seaweight 25 %0 %
  • Sunshineweight 20 %0 %
  • Few rainy daysweight 20 %25 %

Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.

What to pack in January

  • Warm jacket
  • Rain jacket or umbrella

Roscoff in January: quick answers

Is Roscoff hot in January?

No. In January, Roscoff is cold: daytime highs average 10 °C and nights drop to about 7 °C.

Can you swim in Roscoff in January?

Only if you don't mind cold water: in January the sea averages just 11.1 °C. Comfortable swimming temperatures are not reached at any time of year.

Does it rain much in Roscoff in January?

It rains often – on about 15 days, adding up to 91 mm.

Roscoff month by month

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