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

Old Mission Historical Degree Day Summary (Numerical Integration method) from 3/1 to 4/25 (Report issued 4/25/2024 21:21)

Year Degree Days Base 42°F Degree Days Base 45°F Degree Days Base 50°F Dates evaluated
2024 164 109 47 Current data from 3/1 through 4/25/2024 9PM.
2023 179 147 102 Data from 3/1 through 4/25/2023.
2022 100 70 37 Data from 3/1 through 4/25/2022.
2021 230 167 85 Data from 3/1 through 4/25/2021.
2020 57 29 7 Data from 3/1 through 4/25/2020.
2019 83 52 23 Data from 3/1 through 4/25/2019.
Average of 5 years, not including current year 129.8 93.1 50.4 5 years with > 90% of data.
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