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

East Lansing (HTRC) Historical Degree Day Summary (Numerical Integration method) from 3/1 to 4/19 (Report issued 4/19/2024 14:31)

Year Degree Days Base 42°F Degree Days Base 45°F Degree Days Base 50°F Dates evaluated
2024 283 210 119 Current data from 3/1 through 4/19/2024 2PM.
2023 228 176 116 Data from 3/1 through 4/19/2023.
Temperature data estimated for: 4/14/2023 10-11AM - 4/14/2023 Noon-1PM (3 hours); 4/14/2023 3-4PM (1 hour); Total of 4 estimated hours
2022 133 93 50 Data from 3/1 through 4/19/2022.
2021 324 248 149 Data from 3/1 through 4/19/2021.
2020 152 99 43 Data from 3/1 through 4/19/2020.
2019 138 97 50 Data from 3/1 through 4/19/2019.
Average of 5 years, not including current year 195 142.7 81.6 5 years with > 90% of data.
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