Hastings, MN Weather + On This Date: Wednesday, July 15, 2026

Hastings, Minnesota will be sunny and very hot on Wednesday, July 15, 2026, with a high near 94°F and heat-index values approaching 99°F. An Extreme Heat Warning remains active, and wildfire smoke may begin reaching the area toward evening under an Air Quality Alert. Residents should plan demanding outdoor activities for earlier in the day and watch the air quality. Today’s On This Date time capsule looks back at Minnesota’s 1954 wetland-protection effort, the 1799 discovery of the Rosetta Stone and the 1916 formation of the company that became Boeing.