Warning: Do not plant in cold wet soil or you may experience poor germination! Soil Requirements: Requires fertile soil in a well drained location in the garden.
Afternoon high temperatures are highest in Montgomery (92.4 degrees daily from June through August) and in Tuscaloosa. The average nighttime humidity is highest in southwest Alabama, which results in the highest average (high plus low temperature) for reporting stations in the state.
Maximums and minimums are only part of the temperature picture. To fill in the rest, there's information on how many days a month get above or below a given temperature. To find out how often it rises over 70, 80 or 90 Â°F each month in Birmingham, scroll down farther.bout two days a year, the thermometer here reaches 100 Â°F (38 Â°C) or more. A day with temperatures in the hundreds can show up in June, July or August. The coldest nights of winter at Birmingham can drop down to 10 Â°F (-12 Â°C) or below. But the city averages only one night every two years when its that chilly.