Greenfield, WI Weather & Climate Normals
What a normal year in Greenfield actually looks like
On the 30-year record NOAA keeps for Greenfield, WI, the comfort score comes out to 48/100, strongly seasonal: Comfortable weather is limited to a shorter window; summers, winters, or precipitation swing wide. Only 5 months a year land in the 55–75°F range this site treats as mild.
How much Greenfield's weather actually swings
Average temperatures in Greenfield run from 21°F in Jan up to 72°F in Jul, a 50.7°F seasonal swing, one of the widest gaps in this dataset.
How wet Greenfield actually gets
Greenfield averages 38.44in of precipitation a year across roughly 121 days with measurable rain or snow; the nearest NOAA station does not record snowfall, so no snow figure is shown rather than guessed.
Greenfield against the rest of the country
Out of 4876 cities scored here, Greenfield comes in at 2330; within WI alone it ranks 14 of 157. Population is about 37,232.
Checking the actual forecast
These figures come from HALES CORNERS/WHITNALL PARK/BO, WI US, the NOAA station 2.0 miles from Greenfield, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why some cities show no snow or rain figure · Why this uses the nearest NOAA station