Old Tom Mountain Weather Forecast
- 57
- 76
Slight Chance Thunderstorms
- 58
- 78
Mostly Sunny
- 58
- 81
Mostly Sunny
- 57
- 81
Mostly Sunny
- 57
- 81
Mostly Sunny
- 57
- 82
Mostly Sunny
Today 22 Jul Marsh and Arbon Highlands
Sunny. A slight chance of Showers and Thunderstorms in the afternoon. Highs 77 to 87.
Tonight 22 Jul Marsh and Arbon Highlands
Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Lows 51 to 61.
Old Tom Mountain Temperature Statistics
July Temperature
Pocatello, Pocatello Regional Airport (23.6 miles)
Lowest 7 July, 2025
45.6 °FAverage July
74.3 °FHighest 1 July, 2025
97.6 °F
Climate (2020–Present)
Pocatello, Pocatello Regional Airport (23.6 miles)
Average Low 2020–2025
34.8 °FAverage 2020–2025
48.2 °FAverage High 2020–2025
61.2 °F