U.S. FLU ACTIVITY PEAK MONTHS
An influenza virus can make you ill any time of year. What we think of as the seasonal flu in the U.S., however, usually spreads throughout the fall and winter, peaking between December and February, according to the Centers for Disease Control and Prevention. Hover over the chart below to explore trends in peak influenza activity* from the 1982–83 through 2023–24 seasons.
An influenza virus can make you ill any time of year. What we think of as the seasonal flu in the U.S., however, usually spreads throughout the fall and winter, peaking between December and February, according to the Centers for Disease Control and Prevention. Hover over the chart below to explore trends in peak influenza activity* from the 1982–83 through 2023–24 seasons.
