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

Mears Historical Degree Day Summary (Numerical Integration method) from 3/1 to 4/26 (Report issued 4/26/2024 23:49)

Year Degree Days Base 42°F Degree Days Base 45°F Degree Days Base 50°F Dates evaluated
2024 226 158 79 Current data from 3/1 through 4/26/2024 11PM.
2023 204 160 106 Data from 3/1 through 4/26/2023.
2022 146 105 58 Data from 3/1 through 4/26/2022.
2021 271 203 114 Data from 3/1 through 4/26/2021.
2020 100 57 17 Data from 3/1 through 4/26/2020.
2019 0 0 0 Data from 3/1 through 4/26/2019.
Temperature data missing for: 3/1/2019 Midnight-1AM - 3/10/2019 Midnight-1AM (217 hours); 3/10/2019 2-3AM - 4/26/2019 11PM - Midnight (1150 hours); Total of 1367 missing hours
Average of 4 years, not including current year 180.4 131.3 73.5 4 years with > 90% of data.
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