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

Benton Harbor (SWMREC) Historical Degree Day Summary (Numerical Integration method) from 3/1 to 3/29 (Report issued 4/20/2024 7:55)

Year Degree Days Base 42°F Degree Days Base 45°F Degree Days Base 50°F Dates evaluated
2021 139 103 58 Data from 3/1 through 3/29/2021.
2020 76 50 20 Data from 3/1 through 3/29/2020.
Temperature data estimated for: 3/15/2020 1-2AM (1 hour); Total of 1 estimated hours
2019 40 25 10 Data from 3/1 through 3/29/2019.
2018 16 7 1 Data from 3/1 through 3/29/2018.
2017 95 66 33 Data from 3/1 through 3/29/2017.
Average of 5 years 73.1 50.1 24.3 5 years with > 90% of data.