Garden Grove, IA has a humid continental climate with hot summers and cold winters. Average summer temperatures range from highs of around 80掳F to lows in the mid-60s. Winters are cold, with average temperatures ranging from lows in the teens to highs in the low-30s. Rainfall is moderate throughout the year, usually averaging around 36 inches per year, while snowfall can range from 10 inches to over 20 inches during winter months.
Garden Grove (zip 50103), Iowa gets 39 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Garden Grove (zip 50103) averages 26 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 202 sunny days per year in Garden Grove (zip 50103). The US average is 205 sunny days.
Garden Grove (zip 50103) gets some kind of precipitation, on average, 106 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 86 degrees
Winter Low: the January low is 13
Rain: averages 39 inches of rain a year
Snow: averages 26 inches of snow a year