RECOMMENDED: The best things to do in Lanzarote. What are the average monthly temperatures in Lanzarote? The average monthly temperatures in Lanzarote range from 17°C (63°F) in January to 25°C (77°F) in August. The island enjoys a mild and pleasant climate throughout the year, making it a popular destination for tourists seeking warm weather and sunshine. Lanzarote, … Continue reading Lanzarote Temperature by Month: Your Monthly Weather Guide