U.S. Natural Gas Demand Fell 3.5% in September 2026

American Gas Association data show total U.S. natural gas demand, including exports, fell 3.5% in September 2026 from August. Fading heating and cooling needs typically drive a shoulder-month drop like this. Whether it lasts depends on weather and export flows, which can shift within weeks. Henry Hub's NGX26 contract last showed $3.02/MMBtu on October 19.