Weather in Hilton Head Island in September. The average maximum daytime temperature in Hilton Head Island in September is a warm 29Â°C (84Â°F) with high heat & humidity. There are usually 7 hours of bright sunshine each day, which represents 58% of the 12 hours of daylight. The average sea temperature in and around Hilton Head Island in September is 27Â°C (81Â°F).
The moisture usually comes from above, seeping through the finish and soaking into the wood, but it can also come from below, if the subfloor is wet. You can kill the mold and get rid of some of the discoloration using wood bleach, but you may have to stain and refinish the floor -- or part of it. There is a big difference between black discoloration that has settled on the surface of your oak flooring and in a discoloration of the wood itself. You can attribute the problem to moisture in both cases, but in the first instance, remediation is fairly straightforward and doesn't involve sanding or refinishing.
Spray the black mold with the solution and scrub it with a scrubbing brush. Rinse with clean, warm water. 1  After rinsing the solution away, spray the area with the baking soda solution again and let it dry naturally. 2  This will help kill remaining mold.3  You can also use baking soda in conjunction with vinegar.pray the black mold with the solution and scrub it with a scrubbing brush. Rinse with clean, warm water. 1  After rinsing the solution away, spray the area with the baking soda solution again and let it dry naturally. 2  This will help kill remaining mold.