Central Idaho Weather & Forecast

On the river, it's important to be prepared for all types of weather. Although the weather is warm and sunny for the most part, Mother Nature will occasionally surprise us with a renewing rainstorm or cooler temperatures. Temperatures can vary, but the following chart shows average temperature and precipitation for the months of May through September.

Temperatures and Precipitation - Central Idaho
	MAY	JUN	JUL	AUG	SEP
Mean Max. Temp	69	78	87	86	75
Mean Min. Temp.	40	46	51	48	40
Precipitation	1.42	1.42	1.03	.82	.77

Weather Forecast for Stanley, Idaho (Departure Point)

» Click here for additional Stanley weather forecast information.

TIP: Since weather conditions can be unpredictable, we highly recommend having a two-piece rainsuit available during the day. You may wish to fold it tightly and keep it in your personal day-use dry bag. (See recommended women’s rain gear. See men’s raingear).