The climate in Arnold, MO (63010) is typical for the Midwest region of the United States. Summers are hot and humid with temperatures reaching into the 90s on average. Winters are cold and dry with temperatures often dropping below freezing. Precipitation levels are fairly consistent year-round, with an average of 28 inches falling each year. The area experiences all four seasons throughout the year and offers a variety of activities both indoors and out depending on the weather conditions.
Arnold (zip 63010), Missouri gets 44 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Arnold (zip 63010) averages 12 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 Arnold (zip 63010). The US average is 205 sunny days.
Arnold (zip 63010) gets some kind of precipitation, on average, 97 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 88 degrees
Winter Low: the January low is 23
Rain: averages 44 inches of rain a year
Snow: averages 12 inches of snow a year