66536 St. Marys, KS experiences a humid continental climate with hot and humid summers and cold winters. Precipitation is generally spread evenly throughout the year, with an average of 38 inches of rain annually. Snowfall can range from light to moderate in winter months, with an average total snowfall of 24 inches per year. Temperatures in the summer months are typically warm with highs reaching into the low 90s and lows dropping into the upper 60s on average. Winters can be quite cold at times, with temperatures sometimes dropping well below freezing at night and high temperatures usually staying in the mid-30s during the day.
St. Marys (zip 66536), Kansas gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.
St. Marys (zip 66536) averages 15 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 211 sunny days per year in St. Marys (zip 66536). The US average is 205 sunny days.
St. Marys (zip 66536) gets some kind of precipitation, on average, 88 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 16
Rain: averages 36 inches of rain a year
Snow: averages 15 inches of snow a year