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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 3/19/2024 (Report issued 3/19/2024 7:15)

Year Degree Days Base 41°F
for Alfalfa
86-50 Degree Days
for Corn
Dates evaluated
2024 110 73 Data from 3/1 through 3/19/2024.
Includes forecast data for 3/19.
2023 7 6 Data from 3/1 through 3/19/2023.
2022 58 49 Data from 3/1 through 3/19/2022.
2021 55 46 Data from 3/1 through 3/19/2021.
2020 31 23 Data from 3/1 through 3/19/2020.
2019 17 11 Data from 3/1 through 3/19/2019.
Average of 6 years 46.3 34.6 6 years with > 90% of data.