Castellón de la Plana Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Castellón de la Plana.
Climate overview of Castellón de la Plana
Castellón de la Plana, Valencia Community, Spain, experiences significant temperature variation throughout the year. Summers bring daytime highs of 30°C (86°F) in August, while winters cool to 15°C (59°F) in January.
Annual rainfall is moderate at around 527 mm (21 in), with September being the wettest month. The city also has two distinct dry seasons, December to February and June to August, with very warm summers and mild winters. The sunniest month is July, with 10.9 hours of sunshine per day on average.
Castellón de la Plana Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Castellón de la Plana - and find the best time to visit.
Monthly Temperature in Castellón de la Plana
Depending on the time of the year, temperatures range from very warm to moderate in Castellón de la Plana. Average daytime temperatures reach a very warm 30°C (86°F) in August. In January, the coolest month of the year, temperatures drop to a moderate 15°C (59°F).
At night, temperatures range from around 20°C (68°F) in August to 5°C (41°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Castellón de la Plana
Generally, Castellón de la Plana has a moderate amount of precipitation, averaging 527 mm (21 in) of rainfall annually. Castellón de la Plana can be quite wet during September, receiving approximately 62 mm (2.4 in) of precipitation over 7 rainy days.
In contrast, during the driest month (July), you will experience much drier conditions, with 18 mm (0.7 in) of precipitation spread across 4 rainy days. For more details, please visit our Castellón de la Plana Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Castellón de la Plana
Castellón de la Plana can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 10.9 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 5.4 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Castellón de la Plana by Month
The relative humidity is high throughout the year in Castellón de la Plana.
The city experiences its highest humidity in October, reaching 69%. In April, the humidity drops to its lowest level at 63%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Castellón de la Plana
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: April, May, June, September and October
- Warmest weather: July and August
- Most sunshine: July
- Fewest rainy days: July and August
- Seasonal pattern: Two distinct dry seasons, December to February and June to August, with very warm summers and mild winters
Frequently asked questions about the climate in Castellón de la Plana
What is the best time to visit Castellón de la Plana?
April, May, June, September and October typically offer the most optimal weather in Castellón de la Plana. In contrast, January, February, August and December tend to have less optimal conditions. Castellón de la Plana has two distinct dry seasons, December to February and June to August, with very warm summers and mild winters.
What temperatures can I expect in Castellón de la Plana?
Daytime highs range from 15°C (59°F) in January to 30°C (86°F) in August. Nighttime lows range from 5°C (41°F) to 20°C (68°F). Temperatures vary considerably through the year.
How much rain does Castellón de la Plana get?
Annual rainfall is around 527 mm (21 in). September is the wettest month with 62 mm (2.4 in), while July is the driest with 18 mm (0.7 in).
How sunny is Castellón de la Plana?
Castellón de la Plana receives around 2,750 hours of sunshine per year. July is the sunniest month with 328 hours, while December is the cloudiest with just 162 hours. Overall, Castellón de la Plana enjoys abundant sunshine.
Castellón de la Plana 3-Day Forecast
Castellón de la Plana on the map
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