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Castellón de la Plana Weather by Month
Average temperatures, rainfall and humidity for Castellón de la Plana, Spain, month by month, built from OpenWeather’s historical records. Use it to see what a typical Castellón de la Plana month looks like before you travel — then check the live Castellón de la Plana forecast for the days ahead.
Warmest month
August
31°C average high
Coolest month
January
7°C average low
Wettest month
March
51 mm of rain
Driest month
January
9 mm of rain
Average temperature and rainfall in Castellón de la Plana by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 16°C | 7°C | -3°C / 28°C | 9 mm | 60% | 11 km/h |
| February | 17°C | 8°C | 0°C / 27°C | 19 mm | 60% | 11 km/h |
| March | 18°C | 9°C | -1°C / 31°C | 51 mm | 63% | 12 km/h |
| April | 20°C | 11°C | 4°C / 29°C | 19 mm | 62% | 10 km/h |
| May | 24°C | 15°C | 6°C / 37°C | 15 mm | 61% | 9 km/h |
| June | 28°C | 19°C | 9°C / 38°C | 13 mm | 61% | 8 km/h |
| July | 30°C | 22°C | 12°C / 40°C | 14 mm | 63% | 9 km/h |
| August | 31°C | 23°C | 15°C / 41°C | 14 mm | 64% | 9 km/h |
| September | 28°C | 20°C | 9°C / 37°C | 22 mm | 67% | 9 km/h |
| October | 24°C | 15°C | 4°C / 33°C | 19 mm | 68% | 8 km/h |
| November | 20°C | 11°C | -1°C / 28°C | 25 mm | 64% | 10 km/h |
| December | 18°C | 9°C | -6°C / 27°C | 11 mm | 65% | 8 km/h |
Best time to visit Castellón de la Plana
The most comfortable time to visit Castellón de la Plana is generally May to June and October, balancing mild daytime temperatures against the driest stretch of the year. The city has a moderate seasonal swing and rain concentrates around March, totalling about 231 mm a year.
Travellers who prefer heat should aim for August, when highs average 31°C. March is the month to avoid if rain would spoil your plans — it averages 51 mm, roughly 5× the rainfall of the driest month (January).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Castellón de la Plana forecast for what is happening now.