Weather forecast for: Monticello MS
Last Update: 3:15 am CDT Sep 12, 2026
Overnight: Patchy fog after 5am. Otherwise, mostly clear, with a low around 71. Calm wind.
Saturday: A slight chance of showers and thunderstorms before 4pm, then a slight chance of showers and thunderstorms after 5pm. Patchy fog before 8am. Otherwise, sunny, with a high near 94. Heat index values as high as 102. Calm wind. Chance of precipitation is 20%.
Saturday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 73. South wind around 5 mph becoming calm.
Sunday: A 30 percent chance of showers and thunderstorms, mainly before 2pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 96. Heat index values as high as 107. Calm wind.
Sunday Night: Mostly clear, with a low around 72. Calm wind.
Monday: Sunny and hot, with a high near 98. Calm wind.
Monday Night: Mostly clear, with a low around 72. Calm wind.
Tuesday: Sunny and hot, with a high near 98. Calm wind becoming east southeast around 5 mph in the afternoon.
Tuesday Night: Mostly clear, with a low around 73. Calm wind.
Wednesday: Sunny, with a high near 96.
Wednesday Night: Mostly clear, with a low around 71.
Thursday: Sunny, with a high near 94.
Thursday Night: Mostly clear, with a low around 69.
Friday: Sunny, with a high near 95.