Climate Insights for Tortosa

The climate in Tortosa is temperate. The average annual temperature is 17°C and approximately 590mm of precipitation falls per year. October is the wettest month, receiving around 88mm of rainfall. Tortosa is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are January, February, December, when temperatures can drop to 6°C. Light snow can occur between January and February.

Temperatures in Tortosa vary considerably across the year, with a 24°C difference between the coldest and warmest months. The warmest month is August, when average highs reach 30°C and the mean temperature sits around 26°C. January is the coolest month, with minimum temperatures around 6°C and an average of 9°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between October and November, with a 5°C shift in average temperatures.

Tortosa is a relatively dry area, receiving approximately 590mm of precipitation annually, which averages out to around 49mm per month. The wettest month is October, averaging 88mm of rainfall. September and November also tend to see above-average precipitation. The driest month is February, with just 26mm. That's 62mm less than October, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Light snowfall can occur between January and February, totalling around 5cm annually. January is the snowiest month with approximately 4cm.

Tortosa is relatively calm, with an average annual wind speed of 11km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 12km/h, though still comfortable for most outdoor activities. The calmest conditions occur in October, with average winds dropping to 10km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.

It is currently autumn in Tortosa, which began on September 23, 2026. Tortosa is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 30°C, while the coldest stretch bottoms out in January near 6°C. Winter is next, beginning on December 21, 2026 (87 days from now).

The best time to visit Tortosa is during May, June, September and October, when the weather is most comfortable for travellers. During these months, average temperatures hover around 20°C with modest rainfall averaging 60mm per month. By contrast, August can be uncomfortably hot with highs reaching 30°C, while January is the coldest period with lows dropping to 6°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Tortosa based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.