Mode, Illinois is a small village located in Shelby County. The region experiences a humid continental climate, characterized by hot, humid summers and cold winters. The average temperature in July, the warmest month, reaches around 86°F (30°C), while in January, the coldest month, temperatures can drop to around 22°F (-6°C). Precipitation is fairly evenly distributed throughout the year, with an annual average of approximately 38 inches (96.5 cm).

Hydrologically, Mode is situated near the Kaskaskia River basin. This river system is a vital source of water for the area and supports various aquatic life forms, including fish species like catfish, bass, and carp. Additionally, there are several small lakes and ponds in the vicinity, offering opportunities for fishing and boating enthusiasts.

Outdoor recreation opportunities in Mode are abundant. The surrounding natural landscapes provide excellent settings for activities such as hiking, camping, and wildlife observation. The nearby Shelbyville State Fish and Wildlife Area offers a range of outdoor pursuits, including hunting, fishing, and birdwatching. Additionally, Lake Shelbyville, located just a few miles away, is a popular destination for boating, swimming, and various water sports, attracting visitors from all over the region.