| NWS Forecast for: Santa Catalina and Rincon Mountains including Mount Lemmon/Summerhaven Issued by: National Weather Service Tucson, AZ Last Update: 333 AM MST Mon Jul 6 2026 |  |
| Today: Mostly sunny. Highs 85 to 95. Tonight: Mostly clear. A 10 percent chance of showers in the evening. Lows 68 to 74. Tuesday: Partly cloudy in the morning, then a 20 percent chance of showers and thunderstorms in the afternoon. Highs 86 to 96. Tuesday Night: Partly cloudy with a 40 percent chance of showers and thunderstorms. Lows 69 to 75. Wednesday: Mostly sunny. Highs 86 to 96. Wednesday Night: Mostly clear. Lows 69 to 75. Thursday: Mostly sunny. Highs 85 to 95. Thursday Night Through Friday Night: Partly cloudy. Lows 67 to 73. Highs 83 to 93. Saturday: Mostly sunny with a 10 percent chance of showers and thunderstorms. Highs 82 to 92. Saturday Night And Sunday: Partly cloudy with a 30 percent chance of showers and thunderstorms. Lows 66 to 72. Highs 82 to 92. | |
| Zone Forecast: Santa Catalina and Rincon Mountains including Mount Lemmon/Summerhaven | |
Visit your local NWS office at: https://www.weather.gov/twc |