Weather Calendar September 2025 Los Angeles. Weather.com brings you the most accurate monthly weather forecast for los angeles, ca, united states with average/record and high/low temperatures, precipitation and more. Daily temperature and precipitation predictions based on advanced long range model.

Schiller park, il (60176) 80 °f partly cloudy. Get the monthly weather forecast for los angeles international airport, ca, including daily high/low, historical averages, to help you plan ahead.