Bicycles are allowed except on trails east of the nature center, but they are not recommended on Bromide Hill trails. Gone are the mules, and the passenger train too, so your best bet is to come here by car. Chickasaw lies near Sulphur, Oklahoma on routes U.S. 177 and State 7, accessible from Oklahoma City and Dallas-Fort Worth via Interstate 35. Public transportation facilities do not serve the recreation area conveniently. The nearest commercial airline service is to Oklahoma City.
Summers are hot and humid.
Winters are generally mild and rarely subject to prolonged freezing temperatures. Severe thunderstorms are common from May through June.