PHOTO: Poolside at Hilton Aruba Caribbean Resort & Casino. (photo courtesy of Hilton Aruba Caribbean Resort & Casino)Summer is a great time to find affordable weekend getaways in the Caribbean, where the high season runs from December through April.You’ll find hotter temps and the slight possibility of a hurricane or two—travel insurance is always a good idea, not just for hurricanes—but you’ll also find the islands at their un-crowded finest during the dog days of summer.There’s also less demand for airfare during this period, so many airlines will have discount seats available, even for last-minute weekend getaways.MORE Hotel & ResortEnjoy the Newly Renovated Hilton ArubaThe Hilton Aruba Caribbean Resort & Casino on the Happy Island of Aruba is celebrating its recent renovation with Renovation Offer rates starting at $229 and a $50 daily credit for every night of stay.The property is located on Aruba’s famous Palm Beach and offers an oasis pool where pre-loaded waterproof Kindles are available. Guests can also use the aforementioned credit on the new Aloe, Stone & Rum Massage treatment at the hotel’s oceanfront eforea spa and a variety of dining outlets including the beachfront Sunset Grille.Retreat to Relaxation on ViequesBack in U.S. territory—the Commonwealth of Puerto Rico, to be precise—the luscious W Retreat & Spa Vieques Island is offering longer-stay weekenders the Sunsational Savings package. It includes a third night free, $100 dining credit and space available room upgrade at check-in through Nov. 2.Once on site, guests will enjoy an adults-only beach, bespoke spa treatments and local cuisine. There’s a bi-level infinity pool where guests can unwind,  sip custom cocktails, take complimentary glow in the dark yoga classes, hear stories from local residents by the fire pit or kayak in Bioluminescent Bay.READ MORE Avoid the Crowds at These Famed Destinations   Take Credit at Grand Hyatt Baha MarResort credit, that is. The new Grand Hyatt Baha Mar one of three properties in the gigantic new Baha Mar development is offering a $75 resort credit for guests who book a two-night minimum stay through Sept. 30.New is the buzzword here because everything is fresh at this nascent resort plex.There are no less than seven elaborate pools with swim-up bars and aquariums, a Jack Nicklaus Signature Design golf course, luxury spa and the largest casino in the Caribbean. Be sure to book quickly; this promotion is only running through August 6.