Please don't. Oatmeal is wonderful (except for the sugar stuffed varieties), but subsisting on carbs only for an entire week is ridiculous. What are your goals, weight loss? If so, one week is not nearly enough time, and it's always best to have small, but nutritionally-balanced meals.
Yellowstone County, Montana. Yellowstone County is the most populous county in the U.S. state of Montana. As of the 2010 census, the population was 147,972, and a 2014 estimate put the population at 155,634. Its county seat is Billings.
The highest monthly average temperature in Billings for July is 75 degrees. The lowest monthly average temperature in Billings for December is 24 degrees. The most monthly precipitation in Billings occurs in May with 2.5 inches. The air quality index in Billings is 51% better than the national average. The pollution index in Billings is 95% better than the national average.