Halloween will be sunny with highs around 77, the National Weather Service said.
Temperatures will drop to around 52 tonight, and skies will remain mostly clear.
On Monday, it will be mostly sunny with highs again in the high 70s. That night, it will be mostly cloudy with a low around 59.
Rain is in Tuesday's forecast. Skies will be mostly cloudy and there's a 40 percent chance of showers.
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The chance of rain will continue through Thursday.