Martigues, France experiences a mild Mediterranean climate with distinct seasonal variations. Winters are cool and unpredictable, with temperatures fluctuating between freezing lows and mild highs, averaging around 8°C. Spring brings gradual warming, with April and May being the warmest months, often reaching up to 30°C in May. Summers are hot and dry, with July and August being the warmest months, but temperatures can also drop significantly at night. Autumn is mild and pleasant, with temperatures gradually cooling down towards winter.