Montclair Weather Forecast
Weather forecast for: Montclair CA
Last Update: 12:25 pm PST Nov 3, 2026
This Afternoon: Sunny, with a high near 73. West wind 5 to 10 mph.
Tonight: Mostly clear, with a low around 54. West wind around 5 mph becoming east in the evening.
Wednesday: Sunny, with a high near 73. East wind around 5 mph becoming calm.
Wednesday Night: Mostly clear, with a low around 55. Calm wind becoming north around 5 mph.
Thursday: Sunny, with a high near 77. Northeast wind around 5 mph becoming calm in the morning.
Thursday Night: Mostly clear, with a low around 55.
Friday: Sunny, with a high near 81.
Friday Night: Clear, with a low around 57.
Saturday: Sunny, with a high near 83.
Saturday Night: Clear, with a low around 60.
Sunday: Sunny, with a high near 84.
Sunday Night: Partly cloudy, with a low around 61.
Monday: Mostly sunny, with a high near 82.