The weather in Punta Cana is quite consistant year round. It does not have a rainy season as does some other Carribean countries instead it tends to have quick short lasting showers year round. The typical forecast in the winter months 29°C (84°F) with a chance of showers during the day and down to a a comfortable 20°C (68°F) at night with slightly warmer temperatures in the summer months. At any time of year, you can count on extended periods of sunshine and wonderful blue skies. This makes for an ideal vacation spot as weather is one thing you do not have to worry about!
The Caribbean hurricane season lasts from June 1 to November 30. August and September usually experience the most hurricanes, however, Punta Cana is rarely hit. In the last 100 years only 13 hurricanes have hit the Dominican Republic and of those, only two have been in the Punta Cana and Bavaro areas. The last two hurricanes to hit the Dominican Republic were Georges 1998 - category 3 and Jeanne 2004 - category 1. Statistically, the Dominican Republic gets brushed every 5 years and suffers a direct hit by a hurricane every 17 years, however most storms hit on the western side of the island .
All of this means that between the great temperatures, low rainfall and slim chance of hurricanes that Punta Cana is an ideal vacation spot year round. Hope to see you soon!