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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 4/26/2024 (Report issued 4/26/2024 7:32)

Year Degree Days Base 41°F
for Alfalfa		 86-50 Degree Days
for Corn		 Dates evaluated
2024 373 221 Data from 3/1 through 4/26/2024.
Includes forecast data for 4/26.
2023 291 189 Data from 3/1 through 4/26/2023.
2022 248 161 Data from 3/1 through 4/26/2022.
2021 351 232 Data from 3/1 through 4/26/2021.
2020 190 135 Data from 3/1 through 4/26/2020.
Degree day data estimated for: 3/8
2019 260 165 Data from 3/1 through 4/26/2019.
Average of 6 years 285.5 183.6 6 years with > 90% of data.
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