DeWitt, IA Weather & Climate Normals
What a normal year in DeWitt actually looks like
On the 30-year record NOAA keeps for DeWitt, IA, the comfort score comes out to 44/100, 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 DeWitt's weather actually swings
Average temperatures in DeWitt run from 22°F in Jan up to 74°F in Jul, a 52.5°F seasonal swing, one of the widest gaps in this dataset.
How wet DeWitt actually gets
Over a typical year, DeWitt sees about 36.45in of precipitation a year across roughly 118 days with measurable rain or snow, with 31.9in of snow a year.
DeWitt against the rest of the country
Out of 4876 cities scored here, DeWitt comes in at 3929; within IA alone it ranks 28 of 85. Population is about 5,620.
Checking the actual forecast
These figures come from CLINTON #1, IA US, the NOAA station 14.6 miles from DeWitt, averaged over 30 years, not tomorrow's forecast.
More on how this is worked out
Why this uses the nearest NOAA station · How the comfort score is calculated