Get the Timing Right

Unsure when is the best time to start harvest? Start by looking below at optimum harvest moisture levels for corn, by region, from 2020.

Region Avg. Moisture Best Moisture Best Yield
North East 19.12% 17% 210 bu/ac
North West 21.35% 21% 220 bu/ac
South East 18.81% 18% 199 bu/ac
South West 19.46% 19% 206 bu/ac
Region Avg. Moisture Best Moisture Best Yield
North East 21.16% 21% 201 bu/ac
North West 21.22% 20% 220 bu/ac
South East 20.44% 20% 223 bu/ac
South West 19.67% 19% 224 bu/ac
Region Avg. Moisture Best Moisture Best Yield
North East 19.71% 19% 208 bu/ac
North West 17.22% 16% 207 bu/ac
South East 19.65% 20% 188 bu/ac
South West 17.42% 15% 186 bu/ac
Region Avg. Moisture Best Moisture Best Yield
North West 16.81% 21% 201 bu/ac
South East 15.83% 19% 175 bu/ac
South West 17.23% 16% 181 bu/ac
Region Avg. Moisture Best Moisture Best Yield
South East 21.92% 22% 175 bu/ac
South West 22.07% 22% 170 bu/ac
State Avg. Moisture Best Moisture Best Yield
Minnesota 18.88% 18% 176 bu/ac
State Avg. Moisture Best Moisture Best Yield
Missiouri 17%
Region Avg. Moisture Best Moisture Best Yield
North East 18.21% 16% 267 bu/ac
South East 17% 16% 221 bu/ac
State Avg. Moisture Best Moisture Best Yield
North Dakota 22%
Region Avg. Moisture Best Moisture Best Yield
North West 20.29% 18% 161 bu/ac
South West 21.28% 21% 177 bu/ac
State Avg. Moisture Best Moisture Best Yield
South Dakota 17.27% 19% 172 bu/ac
Region Avg. Moisture Best Moisture Best Yield
South East 21.13% 21% 208 bu/ac
South West 19.93% 18% 175 bu/ac
Ohio Avg.
Best Moisture
Corn: 19.7%
Michigan Avg.
Best Moisture
Corn: 22%
Indiana Avg.
Best Moisture
Corn: 19.8%
Iowa Avg.
Best Moisture
Corn: 17.3%
Kansas Avg.
Best Moisture
Corn: 18.7%
Minnesota Best Moisture Corn: 18%
Nebraska Avg.
Best Moisture
Corn: 16%
N. Dakota Best Moisture Corn: 22%
S. Dakota Best Moisture Corn: 19%
Wisconsin Avg.
Best Moisture
Corn: 19.7%
Illinois Avg.
Best Moisture
Corn: 19.2%
Missouri Best Moisture Corn: 17%

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There's More to it Than Timing

We asked leading experts to answer the top 3 questions related to harvest moisture and grain storage. Listen to their advice below.

When to run corn through a dryer vs. leave in-field for dry down?

What are the best methods to reliably check moisture?

What are the best temporary and long-term grain storage practices heading into harvest this year?

Trends in Harvest Moisture

Breaking down the averages in harvest moisture for corn and soybeans

Read More

Unlock Harvest Moisture Insights From Your Own Farm for Free in Granular Insights

Look at your fields to see what moisture level you harvested at in 2020, and how harvest moisture impacted your overall revenue

Granular Insights displayed on a laptop See Your Moisture Insights

Source: More than 2.8 Million anonymized Granular Insights acres. Best moisture is defined as highest yield vs. harvest moisture level. Our goal is to give every farm, regardless of size, a level playing field with equal access to informative data science.