Warnings for Inland Volusia County, Florida : Weather Underground: "... Several rainfall records set at Daytona Beach during may...
A record monthly rainfall of 22.33 inches was set at Daytona Beach
during the month of may. This breaks the previous monthly record of
12.33 inches set in 1976. An all time daily rainfall record for may
of 6.37 inches was also set on may 20. This breaks the previous may
all time daily record of 4.22 inches set on may 26 1947. The may
rainfall of 22.33 inches also breaks the mark by itself for the
wettest Spring on record of 20.47 inches set in 1991. For Spring
2009 the rainfall total was 25.19 inches at Daytona Beach."