- For Santa Clara County, the number of cases rose in the early part of the month, but by the end returned to values near that at of the beginning of the month.
- For California, the number of cases declined slightly over the course of the month. New deaths dropped significantly.
- For the U.S. as a whole, the number of cases rose somewhat near the beginning of the month but fell by the end of the month. There was an anomalous spike in the number of deaths on April 2, but the number has generally fallen since then.