San Rafael River in Utah

San Rafael River typically runs highest in June, at a median 251 cfs, and lowest in September, at 27 cfs. The highest flow on record for any single day is 7,300 cfs, in 1917.

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 89 years of record. Statistics published by the US Geological Survey for San Rafael River near Green River, UT (site 09328500). Conditions on any given day can fall well outside the usual range. Check the current reading before you go.