Siloam Springs, AR has a subtropical climate that offers four distinct seasons to its residents. Summers are hot and humid with temperatures often reaching the mid-90s during the day. Winters are mild with temperatures staying in the mid-40s and lows in the 20s throughout most of December, January, and February. Spring and fall are both mild and generally last for several months each year. The average annual precipitation is just over 47 inches per year, making this region of Arkansas quite wet compared to areas further west.
Siloam Springs, Arkansas gets 48 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Siloam Springs averages 11 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 218 sunny days per year in Siloam Springs. The US average is 205 sunny days.
Siloam Springs gets some kind of precipitation, on average, 90 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 90 degrees
Winter Low: the January low is 26
Rain: averages 48 inches of rain a year
Snow: averages 11 inches of snow a year