In October, Grand Island typically sees daytime highs of 19.7°C and overnight lows around 4.5°C. Compared to the annual average high of 17.2°C, October runs +2.5°C.
October in Grand Island averages a daytime high of 19.7°C and an overnight low of 4.5°C.
October runs +2.5°C compared to Grand Island's annual average high of 17.2°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 19.7°C and cooler evenings around 4.5°C.