▁Germany ' s ▁econom ically ▁strong est ▁areas . ▁The ▁f ift i eth ▁parallel ▁of ▁north ▁latitude ▁( 5 0 ° N ) ▁passes ▁right ▁through ▁Pu ise aux - Pl atz ▁( square ) ▁in ▁Nieder - R oden . ▁ ▁The ▁town ▁lies ▁on ▁the ▁so - called ▁Unter ma ine b ene , ▁or ▁Lower ▁Main ▁P lain , ▁the ▁northern ▁out lying ▁part ▁of ▁the ▁Rh ine ▁r ift . ▁The ▁flat ▁land ▁around ▁Rod g au ▁is ▁set ▁against ▁hill ier ▁country ▁in ▁the ▁nearby ▁Sp ess art , ▁Ta un us , ▁Vog els berg , ▁O den wald ▁and ▁Berg straße , ▁which ▁all ▁serve ▁as ▁recre ational ▁areas ▁for ▁the ▁people . ▁The ▁state ▁boundary ▁with ▁neighbour ing ▁Bav aria ▁runs ▁only ▁a ▁few ▁kilometres ▁away , ▁at ▁the ▁Main . ▁ ▁About ▁a ▁third ▁of ▁the ▁municipal ▁area ▁is ▁made ▁up ▁of ▁wood land , ▁and ▁another ▁third ▁of ▁land ▁under ▁agricult ural ▁use ▁and ▁of ▁open ▁water , ▁while ▁the ▁remaining ▁third ▁is ▁built ▁up ▁with ▁resident ial ▁and ▁commercial ▁areas ▁and ▁transport ▁facilities . ▁The ▁bro ok , ▁the ▁Rod au , ▁runs ▁for ▁ 1 5   km ▁through ▁the ▁whole ▁municipal ▁area . ▁ ▁Cl imat ically ▁the ▁area ▁is ▁among ▁Germany ' s ▁m ild est ▁and ▁least ▁ra iny ▁areas ▁( mean ▁year ly ▁measurements ▁for ▁ 1 9 8 2 - 2 0 0 4 : ▁ 1 0 . 5   ° C , ▁