Spring Valley is a city of approximately 5,300 people in Illinois, United States. Located in the Central Time Zone at 41.3°N latitude.
Recent weather here gives a sense of typical conditions: in 2025, Spring Valley recorded a mean annual temperature of 52°F, ranging from -9°F lows in January to 93°F highs in May, with about 32 inches of precipitation across the year.
View historical weather for Spring Valley · More cities in Illinois