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  • Michigan State University Extension
  • Michigan State University Ag Bio Research
  • Project GREEEN

Historical Degree Day Summary for Field Crops from 3/1/2024 to 4/20/2024 (Report issued 4/20/2024 0:04)

Year Degree Days Base 41°F
for Alfalfa		 86-50 Degree Days
for Corn		 Dates evaluated
2024 0 0 Data from 3/1 through 4/20/2024.
Degree day data missing for: 3/1 - 4/25
2023 160 104 Data from 3/1 through 4/20/2023.
Degree day data estimated for: 3/11; 4/13
2022 31 19 Data from 3/1 through 4/20/2022.
2021 193 153 Data from 3/1 through 4/20/2021.
Degree day data estimated for: 3/24
2020 29 33 Data from 3/1 through 4/20/2020.
2019 38 30 Data from 3/1 through 4/20/2019.
Degree day data estimated for: 3/20 - 4/4
Average of 5 years 89.9 67.6 5 years with > 90% of data.
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