Southern California is preparing for a significant change in weather this week, with cooler temperatures and a chance of rain forecasted across the region. After experiencing warmer conditions in recent weeks, residents can anticipate a noticeable drop in temperatures, providing relief from the heat. According to the Los Angeles Times, the forecast indicates daytime highs will hover around the 60s°F (approximately 15-20°C) by Tuesday and Wednesday. This marks a significant departure from the recent weather patterns, as a cooler air mass is expected to move in, impacting not only Los Angeles but also surrounding areas in Southern California.