Hastings, MN Weather + On This Date: Friday, September 4, 2026

Friday, September 4, brings sunny and hot weather to Hastings, Minnesota, with a high near 90°F and a heat index as high as 96°F. Friday night turns mostly clear, cooling to around 65°F, with patchy fog possible after 3 a.m. Today’s time capsule looks back at the 1862 debut of Chaska’s Valley Herald, the 1957 attempted integration of Little Rock Central High School and Thomas Edison’s Pearl Street generating station beginning service in 1882. The post gives Hastings readers a quick way to plan around the heat while enjoying three carefully sourced September 4 stories.