The climate in 64503 St. Joseph, MO is generally mild throughout the year with all four seasons present. The summers are hot and humid with temperatures reaching as high as 90°F during peak days and can last from late May to early September. Winters are cold, with temperatures often dipping below freezing and lasting from late December to mid-March. Spring and fall are both pleasant, with temperatures ranging from 45°F to 65°F on average. Precipitation is common all year round, so be sure to bring an umbrella or raincoat if you're out and about!
St. Joseph (zip 64503), Missouri gets 37 inches of rain, on average, per year. The US average is 38 inches of rain per year.
St. Joseph (zip 64503) averages 17 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 216 sunny days per year in St. Joseph (zip 64503). The US average is 205 sunny days.
St. Joseph (zip 64503) gets some kind of precipitation, on average, 99 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 87 degrees
Winter Low: the January low is 18
Rain: averages 37 inches of rain a year
Snow: averages 17 inches of snow a year