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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 6:35)

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 - 4/26 Includes forecast data for 4/20.
2023 146 92 Data from 3/1 through 4/20/2023.
Degree day data estimated for: 3/11 - 3/12
2022 26 15 Data from 3/1 through 4/20/2022.
2021 124 68 Data from 3/1 through 4/20/2021.
2020 22 17 Data from 3/1 through 4/20/2020.
2019 27 19 Data from 3/1 through 4/20/2019.
Average of 5 years 68.7 42.1 5 years with > 90% of data.
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