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.
1 August & September-It gradually gets warmer, with an average temperature of 23Â°C/73Â°F in the afternoons. 2  Mornings are slightly less cold with temperatures around 7Â°C/46Â°F. 3  October & November-It gets warmer and temperatures are between 11Â°C/52Â°F in the morning and 25Â°C/77Â°F in the afternoon. Afternoon temperatures are around 21Â°C/70Â°F. 2  August & September-It gradually gets warmer, with an average temperature of 23Â°C/73Â°F in the afternoons. 3  Mornings are slightly less cold with temperatures around 7Â°C/46Â°F.