7-Day Zone Forecast for Santa Catalina and Rincon Mountains including Mount Lemmon/Summerhaven (Text-Only)
NWS Forecast for: Santa Catalina and Rincon Mountains including Mount Lemmon/Summerhaven
Issued by: National Weather Service Tucson, AZ
Last Update: 1139 PM MST Mon Nov 2 2026
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Rest Of Tonight: Mostly clear. Lows 39 to 45.

Tuesday: Mostly sunny. Highs 56 to 64.

Tuesday Night: Mostly clear. Lows 43 to 49.

Wednesday: Mostly sunny. Highs 55 to 63.

Wednesday Night: Clear. Lows 41 to 47.

Thursday: Mostly sunny. Highs 55 to 63.

Thursday Night: Mostly clear. Lows 43 to 49.

Friday: Partly cloudy. Highs 55 to 63.

Friday Night Through Monday: Breezy. Mostly clear. Lows 42 to 48. Highs 56 to 65.







Zone Forecast: Santa Catalina and Rincon Mountains including Mount Lemmon/Summerhaven

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