Los Angeles/ Weather & Environment

Sunday Cooling Gives Way to Late-Week Warming Trend

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Published on September 13, 2026
Sunday Cooling Gives Way to Late-Week Warming TrendSource: Levi Clancy / The Skyline

The forecast calls for decreasing humidity and onshore or northwest winds Sunday. Another sunny day is expected after marine-layer clouds burn off. The workweek opens cooler before warming from Thursday through the end of the following week.

Sunny Sunday, Marine-Layer Clouds Possible Later

The National Weather Service discussion expects another sunny day after marine-layer clouds burn off, with onshore or northwest winds. It also forecasts marine-layer clouds and possible ceilings later at night into Sunday.

Little Change Through Wednesday

Little change is expected from Monday through Wednesday, with an expanding marine layer and coastal valley clouds.

Late-Week Warming Takes Shape

Warming is likely from Thursday through the end of the following week, with above-normal temperatures likely. Precipitation probabilities are not specified for the period.