Weather is probably a major factor when you plan your trip to Pascagoula, but bear in mind that cheaper options are usually available when the weather isn't as good. The hottest months are usually August and July, with an average temperature of 27°C, while the coldest months are January and February, with an average of 14°C. The rainiest months in Pascagoula are August, July, September and June, with each month seeing an average of 192 mm of rainfall.