Monte Rio Weather Forecast
Weather forecast for: Monte Rio CA
Last Update: 11:27 am PDT Oct 6, 2026
This Afternoon: Sunny, with a high near 88. Calm wind becoming southwest 5 to 8 mph.
Tonight: Mostly clear, with a low around 60. Southwest wind around 5 mph becoming calm in the evening.
Wednesday: Sunny, with a high near 86. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Wednesday Night: Mostly clear, with a low around 57. West southwest wind around 5 mph becoming calm in the evening.
Thursday: Sunny, with a high near 84. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday Night: Mostly clear, with a low around 59.
Friday: Sunny, with a high near 78.
Friday Night: Mostly clear, with a low around 55.
Saturday: Mostly sunny, with a high near 69.
Saturday Night: Mostly clear, with a low around 49.
Sunday: Sunny, with a high near 67.
Sunday Night: Mostly clear, with a low around 50.
Columbus Day: Sunny, with a high near 68.