In April, Idaho Falls typically sees daytime highs of 14.1°C and overnight lows around -1.1°C. Compared to the annual average high of 14.5°C, April runs -0.4°C.
April in Idaho Falls averages a daytime high of 14.1°C and an overnight low of -1.1°C.
April runs -0.4°C compared to Idaho Falls's annual average high of 14.5°C, ranking #7 of 12 months by warmth.
Plan for daytime highs near 14.1°C and cooler evenings around -1.1°C.