Sunday will be a degree or two warmer than Saturday, within a few degrees of average. High temperatures on Sunday for San Diego County from the mid to upper 70s near the coast to the upper 80s to mid 90s for the inland valleys, for Orange County in the mid to upper 70s near the coast to the upper 80s far inland, for the Inland Empire in the upper 80s to upper 90s, for the Apple and Lucerne Valleys in the 90s to 104, for the lower deserts 105 to 110, and for the mountains for 4500 to 7000 feet elevation in the mid 70s to mid 80s.