Mammoth Lake, CA 7-Day Night Weather Forecast
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Mammoth Lake, CA Weather Forecast


Mammoth Lake, CA Weather Forecast Date: 310 AM PDT Thu Oct 15 2026
The area/counties/county of: West Side Mountains North Of 198, including the city of San Luis Reservoir.or toggle through each period.
Today... Sunny. Highs 76 to 84. Northeast winds up to 10 mph. Gusts up to 20 mph in the morning.
Tonight... Clear. Lows in the lower 60s. West winds up to 5 mph.
Friday... Sunny. Highs 82 to 90. East winds up to 10 mph.
Friday Night... Clear. Lows 62 to 68. Northeast winds up to 5 mph shifting to the southwest after midnight.
Saturday... Sunny. Highs 83 to 91. Southwest winds up to 5 mph shifting to the northeast in the afternoon.
Saturday Night... Clear. Lows 61 to 67. Highs 80 to 88.
Sunday... Clear. Lows 61 to 67. Highs 80 to 88.
Sunday Night... Mostly clear. Lows in the upper 50s. Highs 71 to 79.
Monday... Mostly clear. Lows in the upper 50s. Highs 71 to 79.
Monday Night... Partly cloudy. Lows 51 to 57. Highs 65 to 73.
Tuesday... Partly cloudy. Lows 51 to 57. Highs 65 to 73.
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