Forecasters predict a slight chance for rain expected by the middle of this week.
A 20 percent chance for showers will hit Glendora Tuesday and Wednesday night, bringing with it significantly lower temperatures.
Overall, daytime and nighttime temps will steadily fall during Thanksgiving week. Wednesday will see a high of 56 degrees and is expected to remain there through Friday. Thanksgiving Day is expected to be sunny with a high of 56 and a low of 46 degrees.