The climate in Castro-Urdiales during July can be summarized as warm and reasonably dry.
July is in the summer in Castro-Urdiales and is typically the 2nd warmest month of the year. Daytime maximum temperatures average around 24°C (74°F), whilst at night 14°C (58°F) is normal.
Daytime temperature | 23.5°C 74.2°F |
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Nightly temperature | 14.4°C 57.8°F |
Average temperature | 18.9°C 66°F |
Daily sunshine | 7 hrs |
Avg rainfall | 52 mm 2.1 ins |
Rainy days | 11 days |
Sea temperature | 20.4°C 68.8°F |
Humidity | 75% |
Windspeed | 11.2kph 7 mph |
On average July is the driest month of the year in Castro-Urdiales with around 52mm 2.1 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 11 days, although this may vary considerably.
On the flip side this corresponds to an average of 7 hours of sunshine per day.
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Castro-Urdiales in July 2025.
Hottest month: | August | 23.3°C 73.9°F |
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Driest month: | July | 52mm 2ins |
Sunniest month: | July | 7hrs |
Coldest month: | January | 11.5°C 52.7°F |
Wettest month: | November | 153mm 6ins |