Hastings, MN Weather + On This Date: Sunday, July 12, 2026

Hastings, Minnesota will be sunny and very hot on Sunday, July 12, 2026, with a high near 92°F, a heat index near 99°F, southwest winds at 5 to 10 mph, and an Extreme Heat Warning from 10 a.m. Sunday through 9 p.m. Tuesday. Sunday night will be clear with a low near 71°F. Today’s On This Date time capsule remembers the 1942 dedication of the reconstructed Lac qui Parle Mission, Henry David Thoreau’s birth in 1817, and NASA’s release of the James Webb Space Telescope’s first full set of images in 2022. It’s a useful guide for planning errands, outdoor time and a safer Hastings Sunday.