Residents in Richmond and surrounding areas should prepare for colder temperatures starting Friday, with lows dropping to the mid-30s °F (1-2 °C) over the weekend. Frosty mornings and the first freeze of the season could impact sensitive plants and outdoor activities. Breezy conditions may also affect participants in the Richmond Marathon, with temperatures in the mid-30s °F (1-2 °C) at the start of the event.