April and May will be slightly cooler than normal, with rainfall generally below normal. Summer will be hotter and rainier than normal, with the hottest periods in late June, mid-July, and early and late August. The greatest tropical storm and hurricane threat is from early August to mid-September.he coldest period will be in mid-January, with cold weather also occurring in late December, most of January, mid-February, and early March. Precipitation will be slightly above normal, with the snowiest periods in mid-and late December, early to mid-January, and late March.