Sweetwater, ID has a generally mild climate with hot summers and cool winters. In the summer months, temperatures typically range from the high 80s to the low 90s during the day, dropping to the upper 50s at night. Winters are generally mild and dry, with temperatures usually ranging from the mid 20s during the day to just below freezing overnight. Precipitation is also fairly consistent throughout the year, with around 10 inches of rainfall on average each year. The location of Sweetwater in Idaho ensures that it receives plenty of sunshine throughout the year as well.
Sweetwater, Idaho gets 19 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Sweetwater averages 13 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 169 sunny days per year in Sweetwater. The US average is 205 sunny days.
Sweetwater gets some kind of precipitation, on average, 119 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 89 degrees
Winter Low: the January low is 28
Rain: averages 19 inches of rain a year
Snow: averages 13 inches of snow a year