Santa Monica's winters are mild, with temperatures rarely dropping below 0°C or rising above 30°C, averaging around 14°C. As spring approaches in March and April, temperatures gradually warm up, peaking at a high of 34°C in April. Summer months from June to August bring warmer days, often reaching highs of 37°C, but with cooler nights. Autumn is characterized by mild temperatures, similar to winter, with slight variations between September's warmth and October's cooler start to the season. Winters return in December, marked by cool temperatures, averaging around 12°C.