In October, Nampa typically sees daytime highs of 18.9°C and overnight lows around 2.6°C. Compared to the annual average high of 18.2°C, October runs +0.7°C.
October in Nampa averages a daytime high of 18.9°C and an overnight low of 2.6°C.
October runs +0.7°C compared to Nampa's annual average high of 18.2°C, ranking #6 of 12 months by warmth.
Plan for daytime highs near 18.9°C and cooler evenings around 2.6°C.