Philadelphia will see a return of last week's warm temperatures in the coming days, according to drone-powered weather forecasting service Saildrone. Temperatures will reach just 79 degrees on Sunday.

Rain is also in store tomorrow. Tomorrow's forecast shows an expected 0.20 inches of rain, while the chance of rain will remain below 22 percent throughout the rest of the week.

Skies will be cloudy today and partly cloudy Wednesday through Friday. Winds will stay fairly calm through the week, with the highest speeds tomorrow at just 10 mph.

This story was created automatically using Saildrone's local weather forecast data, then reviewed by an editor. We also incorporate historic weather data from the National Oceanic and Atmospheric Administration (NOAA). Click here for more about what we're doing. Got thoughts? Go here to share your feedback.