| NWS Forecast for: San Diego County Deserts Issued by: National Weather Service San Diego, CA Last Update: 1134 AM PDT Sun Sep 20 2026 |  |
| Tonight: Partly cloudy this evening...becoming mostly clear. Lows 70 to 78. Areas of winds west 10 to 15 mph. Monday: Partly cloudy in the morning...becoming mostly sunny. Highs 95 to 100. Areas of winds west 10 mph...becoming 15 to 25 mph with gusts to 40 mph in the afternoon. Monday Night: Mostly clear. Lows 65 to 74. Areas of winds west 15 to 25 mph. Gusts to 40 mph...becoming 30 mph overnight. Tuesday: Sunny. Highs 94 to 98. Areas of winds west 10 to 15 mph with gusts to 25 mph in the morning becoming light. Tuesday Night: Clear. Lows 73 to 80. Areas of winds west to 10 mph. Wednesday: Sunny. Highs 97 to 102. Wednesday Night: Clear. Lows 76 to 83. Thursday: Sunny. Highs 99 to 103. Thursday Night: Mostly clear. Lows 76 to 83. Friday: Mostly sunny. Hot. Highs 100 to 105. Friday Night: Mostly clear. Lows 74 to 82. Saturday: Mostly sunny in the morning...becoming partly cloudy. Highs 100 to 104. Saturday Night: Mostly clear. Lows 73 to 81. Sunday: Partly cloudy in the morning...becoming mostly sunny. Highs 98 to 102. | |
| Zone Forecast: San Diego County Deserts | |
Visit your local NWS office at: https://www.weather.gov/sgx |