Product Description. 1  Flex Seal as seen on TV is a rubberized leak sealer that seeps into cracks and holes to seal out air and moisture. When dry, Flex Seal, as seen on TV, is a long-lasting, watertight, paintable, flexible rubber coating that won't sag, drip, crack or peel. It seals out water and lasts for years.
The average high in Antigua is 31ÂºC in September so itâs perfect if you love the heat. Temperatures only drop to 25ÂºC at night so you wonât need to bring many warm clothes. The sea temperatureâs 29ÂºC, so itâs lovely for swimming, while humidityâs very high.
Sunshine â Belize City gets 176 hours of sunshine on average in September, equal to 6 sunny hours a day. Humidity â Belize City has an average relative humidity in the afternoon during September of 76 percent. Hurricanes and Tropical Storms. September is the stormiest month for Belize. A total of 17 tropical storms and hurricanes made landfall in the country between 1889 and 2000. The chances are 12 percent that a named tropical storm approaches within 100 miles (165 km) of Belize during September.