Mount Hamilton Weather Forecast
Weather forecast for: Mount Hamilton CA
Last Update: 9:32 am PDT Oct 5, 2026
Today: Sunny, with a high near 89. Calm wind becoming west southwest 5 to 7 mph in the afternoon.
Tonight: Clear, with a low around 70. North wind 3 to 5 mph.
Tuesday: Sunny, with a high near 90. Calm wind becoming northwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night: Clear, with a low around 70. Northwest wind 5 to 7 mph.
Wednesday: Sunny, with a high near 88. Light north wind becoming west northwest 5 to 9 mph in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night: Clear, with a low around 69.
Thursday: Sunny, with a high near 87.
Thursday Night: Clear, with a low around 68.
Friday: Sunny, with a high near 85.
Friday Night: Clear, with a low around 63.
Saturday: Sunny, with a high near 74.
Saturday Night: Mostly clear, with a low around 54.
Sunday: Sunny, with a high near 66.