Summer is usually between April and September, with temperatures averaging around 86 degrees. While the city doesn't experience extreme heat like other places in Alabama, it occasionally reaches triple digits. During winter, temperatures average around 52 degrees.On average, Birmingham gets 2.6 inches of rain per month, making it the third wettest place in the United States. The heaviest rainfall occurs between January and February, when Birmingham averages nearly 5 inches of rain per month.