Greenfield, WI has a humid continental climate. Summers in the area are warm and humid while winters are cold with occasional snowfall. The average temperature for July is around 75°F (24°C) and the average temperature for January is around 17°F (-8°C). Greenfield typically gets over 40 inches of rainfall each year, with the majority occurring from May to September. There can be large swings in temperature throughout the year, so it's important to be prepared for any kind of weather.
Greenfield (zip 53220), Wisconsin gets 36 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Greenfield (zip 53220) averages 45 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 190 sunny days per year in Greenfield (zip 53220). The US average is 205 sunny days.
Greenfield (zip 53220) gets some kind of precipitation, on average, 124 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 82 degrees
Winter Low: the January low is 13
Rain: averages 36 inches of rain a year
Snow: averages 45 inches of snow a year