Garrison, IA is located in the Central Plains region of the United States. The climate is temperate with four distinct seasons. Summers are hot and humid with temperatures reaching into the upper 80s and 90s, while winters can be cold, with temperatures dropping into the 20s and 30s. Spring and Fall are milder with temperatures ranging from highs in the 50s to lows in the 30s. Precipitation throughout the year averages around 35 inches, mostly in the form of snow during winter months.
Garrison (zip 52229), Iowa gets 37 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Garrison (zip 52229) averages 32 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 191 sunny days per year in Garrison (zip 52229). The US average is 205 sunny days.
Garrison (zip 52229) gets some kind of precipitation, on average, 100 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 84 degrees
Winter Low: the January low is 10
Rain: averages 37 inches of rain a year
Snow: averages 32 inches of snow a year