Napoleon, MO has a humid continental climate with hot summers and cold winters. The average temperature in July is 82°F and the average temperature in January is 28°F. Precipitation levels are fairly consistent throughout the year, usually averaging around 40 inches of rain per year and 20 inches of snow per season. In summer, thunderstorms are common due to the high humidity levels. Winters bring cold temperatures but bring very little snow or ice storms due to the location's proximity to the Gulf of Mexico.
Napoleon (zip 64074), Missouri gets 42 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Napoleon (zip 64074) averages 13 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 Napoleon (zip 64074). The US average is 205 sunny days.
Napoleon (zip 64074) gets some kind of precipitation, on average, 95 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 18
Rain: averages 42 inches of rain a year
Snow: averages 13 inches of snow a year