Downpour rhymes with:
ellenpore, ellenpore, tempore, amore, ashmore, astore, atcor, ator, balcor, balfour, barmore, basehore, bazemore, bellmore, belmore, bickmore, blackmore, blakemore, bollore, buttermore, caldor, cashmore, collamore, corregidor, cranmore, creekmore, cudmore, cullimore, debor, defore, delmore, demore, densmore, detamore, dillmore, dilmore, dinsmore, dismore, ditmore, dittemore, duffour, dunsmore, eleanor, eleanore, ellenpore, elmore, fillmore, flexnor, fulmore, fumidor, furor, gallamore, gallemore, gallimore, gillmore, gilmore, grismore, haymore, jewelcor, kennemore, kilgore, kisamore, l'amour, lairmore, lamore, larimore, larmore, larrimore, latimore, lattimore, leonore, longmore, lowrimore, melador, meridor, messamore, messmore, metaphor, mortimore, muchmore, mullendore, naramore, narramore, neurohr, palmore, pamour, parramore, passmore, patmore, peshawar, pompadour, predmore, pridemore, pridmore, prigmore, quebecor, rockmore, rushmore, scrimgeour, seymore, seymour, signor, sisemore, sizemore, skidmore, sobibor, spadafore, spoonemore, stanmore, tempore, tidmore, treloar, vidor, vulgamore, wetmore, whitmore, whittemore, wigmore, willmore, wilmore, wymore
Downpour sounds like:
dambra, damper, dampier, danbury, denboer, denver, dimambro, dimperio, donapria, donofrio, dudenhoeffer, dumber, dumper, dunbar