Mount Gambier is South Australia's second-largest city, located in the state's south-east near the Victorian border. It has a cool temperate climate with cold winters and mild summers, influenced by its proximity to the Southern Ocean.
Check the current Mount Gambier weather forecast on WeatherAU for today's conditions including temperature, rainfall chance, and wind speed.
WeatherAU's Mount Gambier forecast uses a skill-weighted ensemble blend of six global models — ECMWF AIFS, HRES, NOAA GFS, DWD ICON — verified against Bureau of Meteorology observations. Forecast accuracy is highest for the first 7 days.
WeatherAU provides a free 15-day forecast for Mount Gambier showing daily maximum and minimum temperatures, total rainfall, wind speed, humidity, and sky conditions. Updated multiple times per day.