Idaho Falls Weather Forecast
- 38
- 61
Decreasing Clouds
- 36
- 65
Mostly Sunny
- 41
- 72
Sunny
- 47
- 77
Slight Chance Rain Showers
- 46
- 71
Chance Rain Showers
- 43
- 67
Chance Rain Showers
- 43
- 66
Chance Rain Showers
Today 30 Apr Upper Snake River Plain
Mostly sunny. Highs 55 to 63. North Winds around 10 Mph. Shifting to west in the afternoon.
Tonight 30 Apr Upper Snake River Plain
Decreasing Clouds. Lows 33 to 40. Southwest Winds around 10 Mph. Shifting to northeast up to 10 Mph after midnight.
Idaho Falls Temperature Statistics
April Temperature
Idaho Falls Regional Airport (2.5 miles)
Lowest 19 April, 2025
19.9 °FAverage April
46.8 °FHighest 10 April, 2025
75.7 °F
Climate (2020–Present)
Idaho Falls Regional Airport (2.5 miles)
Average Low 2020–2025
32.9 °FAverage 2020–2025
45.9 °FAverage High 2020–2025
58.6 °F