May is the peak of the spring season in Rhode Island with warm sunshine awakening the landscape. The bright days are full of energy, and the ocean waters invite visitors with their pleasant temperatures. The warm days usually register between 63°F (17.2°C) to 70°F (21.1°C), while the nights are in the mild zone of 45°F (7.2°C) to 50°F (10°C). Roger Williams Zoo is a nice place to visit in late spring in Providence with temperatures in the warm 49°F (9.4°C) to 68°F (20°C) range. Biking, hiking, and fishing activities gain momentum that has at least seven sunny days. Afternoons are prone to moderate precipitation that sums up to 5" (127mm) in the month. The ocean waters are mild and an invitation for the early birds who take advantage of the fewer crowds. Keep in mind that rain is always a factor in the unpredictable New England weather. May is the perfect time to visit Rhode Island and beat the swelling summer crowds.