Central Florida . Average High Average Low Rainfall (Inches) January 70.8 48.6 2.3 February 72.7 49.7 3.02 March 78.0 55.2 3.21 April 83.0 59.4 1.80 May 87.8 65.9 3.55 June 90.5 71.8 7.32 July 91.5 73.1 7.25 August 91.5 73.4 6.78 September 89.7 72.4 2.42 October 84.6 65.8 2.42 November 78.5 57.5 2.83 December 72.9 51.3 2.15 Central Florida is characterized by flat terrain, lakes and sandy beaches. There are more than 2,000 freshwater lakes in the area. Humidity during dryer months is normally low, with higher humidity being experienced during the rainy months from June through September. Normal rainfall per year is 48.11 inches. The rain occurs primarily during the afternoon when accumulated clouds result in showers.   Volusia County's average summer temperature is 81. The average winter temperature is 61.5, and the average rainfall is 48.46 inches.