Dunedin, Florida Climate

Frequent thunderstorms, short in duration, dominate the summertime weather patterns, where humidity usually hovers near the 100 percent mark. 
Even with frequent summer storms, this area of the state enjoys the most days of sunshine - with an average of 361 days of sunshine per year.

Sunset at Dog Beach by Ray Dabkowski
Dunedin Marina Sunset by Ray Dabkowski
Month  High Temp  Low Temp  Rainfall  Ocean Temp
January 71F 50F 3.17 in. 62F
February 72F 51F 3.14 in. 64F
March 77F 56F 3.85 in. 68F
April 81F 60F 1.96 in. 74F
May 86F 66F 3.02 in. 80F
June 90F 72F 5.78 in. 84F
July 91F 73F 7.07 in. 86F
August 91F 73F 8.47 in. 86F
September 90F 71F 7.25 in. 84F
October 84F 65F 3.36 in. 78F
November 79F 58F 2.37 in. 70F
December 73F 52F 2.98 in. 64F
Temperate and mild,  the central West Coast of Florida in the Tampa Bay area enjoys a semi tropical climate with warm Gulf breezes and plenty of sunshine.

June through September are the wettest months, with around 7 inches of rain monthly. The rest of the year is pretty dry by comparison. April is the driest month.
The most pleasant time of year is from November thru March when the humidity is a lot more bearable and Gulf winds keep temperatures moderate.