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

Grant Historical Degree Day Summary (Numerical Integration method) from 3/1 to 4/18 (Report issued 4/18/2024 23:50)

Year Degree Days Base 42°F Degree Days Base 45°F Degree Days Base 50°F Dates evaluated
2024 235 172 96 Current data from 3/1 through 4/18/2024 11PM.
2023 195 152 103 Data from 3/1 through 4/18/2023.
2022 103 74 39 Data from 3/1 through 4/18/2022.
2021 274 207 121 Data from 3/1 through 4/18/2021.
2020 120 76 30 Data from 3/1 through 4/18/2020.
2019 99 66 30 Data from 3/1 through 4/18/2019.
Average of 5 years, not including current year 158.2 115.1 64.8 5 years with > 90% of data.
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