About Sandoval, IL

Sandoval is a city of approximately 1,200 people in Illinois, United States. Located in the Central Time Zone at 38.6°N latitude.

Recent weather here gives a sense of typical conditions: in 2025, Sandoval recorded a mean annual temperature of 56°F, ranging from -2°F lows in January to 93°F highs in June, with about 38 inches of precipitation across the year.