Mississippi River near Sportland Pontoon, Jetski & Boat Rentals

Mississippi River typically runs highest in May, at a median 5,710 cfs, and lowest in September, at 2,000 cfs. The highest flow on record for any single day is 17,700 cfs, in 2012.

Typical is the median of each month’s daily median values, and the usual range runs from the median 25th to the median 75th percentile, across about 39 years of record. Statistics published by the US Geological Survey for Mississippi River at Brainerd, MN (site 05242300). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.