You'll likely spend much of your trip indoors, but if you're planning to venture beyond the casino, taking a look at local weather data can help you. The hottest months are usually July and August with an average temp of 69°F, while the coldest months are January and December with an average of 27°F. The snowiest months in Pocatello are January, March, April, and November, with each month seeing an average of 13 inches of snowfall.