
India's Meteorological Department forecasts 2026 southwest monsoon rainfall at 92 percent of the Long Period Average, classified as below-normal. Expected rainfall spans June through September with -5 percent model error. Weak La Nina conditions transitioning to ENSO-neutral, with possible El Nino development during monsoon season. Northern Hemisphere snow cover was slightly below-normal January-March 2026. Most country regions expect below-normal rainfall except Northeast, Northwest, and South Peninsular India. IMD will issue updated forecast May 2026.