Castellón de la Plana 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
Good
Best time to visit: March – November
What is the weather like in Castellón de la Plana in January?
In January, Castellón de la Plana is cool: daytime highs average 14 °C, and nights cool down to about 7 °C. The sea averages 14.4 °C – swimming is only for the hardy. Expect around 6 hours of sunshine a day. Rain is rare: about 5 days bring 36 mm in total. All in all, January is a good month for a holiday in Castellón de la Plana.
January compared
How the weather changes from December to February. Tap a month to open it.
| DecemberDec | JanuaryJan | FebruaryFeb | |
|---|---|---|---|
| Score | 73 | 71 | 79 |
| Day | 15° | 14° | 15° |
| Night | 7° | 7° | 7° |
| Sea | 16° | 14° | 14° |
| Sun | 6 h | 6 h | 7 h |
| Rain days | 5 | 5 | 4 |
More details for January
- Daylight
- 9 h 37 min08:20 – 17:58
- UV index
- 2 · lowclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 15 km/haverage daily peakAll months
- Cloud cover
- 45 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC+1Europe/Madrid
How the score comes together
- Temperatureweight 50 %63 %
- Sunshineweight 20 %57 %
- Few rainy daysweight 30 %95 %
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
Castellón de la Plana in January: quick answers
Is Castellón de la Plana hot in January?
No. In January, Castellón de la Plana is cool: daytime highs average 14 °C and nights drop to about 7 °C.
Can you swim in Castellón de la Plana 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 Castellón de la Plana in January?
Rain is rare: about 5 days bring 36 mm in total.
Castellón de la Plana month by month
The whole year in Castellón de la PlanaAll destinations: SpainWhere 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