Castellón de la Plana weather in July
Temperature, sea and sunshine in July: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in July
Excellent
Best time to visit: March – November
What is the weather like in Castellón de la Plana in July?
In July, Castellón de la Plana is hot: daytime highs average 28 °C, and even at night it stays warm at around 21 °C. The sea averages 25.4 °C – pleasant for swimming. With around 11 hours of sunshine a day, there is plenty of sun. Rain is rare: about 2 days bring 13 mm in total. On about 6 days the thermometer climbs to 30 °C or more. The air is often humid and muggy. All in all, July is an excellent month for a holiday in Castellón de la Plana.
July compared
How the weather changes from June to August. Tap a month to open it.
More details for July
- Daylight
- 14 h 46 min06:43 – 21:29
- UV index
- 10 · very highclear sky, noon (estimate)All months
- Muggy days
- 21 daysdew point 18 °C or moreAll months
- Wind
- 17 km/haverage daily peakAll months
- Cloud cover
- 25 %on averageAll months
- Hot days
- 6 days30 °C or moreAll months
- Time zone
- UTC+2Europe/Madrid
How the score comes together
- Temperatureweight 50 %83 %
- Sunshineweight 20 %100 %
- Few rainy daysweight 30 %100 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in July
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Light, breathable clothes
- Insect repellent
Castellón de la Plana in July: quick answers
Is Castellón de la Plana hot in July?
Yes. In July, Castellón de la Plana is hot: daytime highs average 28 °C and nights stay around 21 °C. On about 6 days the thermometer climbs to 30 °C or more.
Can you swim in Castellón de la Plana in July?
Yes. In July the sea averages 25.4 °C – pleasant for swimming.
Does it rain much in Castellón de la Plana in July?
Rain is rare: about 2 days bring 13 mm in total.
Castellón de la Plana month by month
The whole year in Castellón de la PlanaAll destinations: SpainWhere to go in JulySea temperature in July
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