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

Historical Degree Day Summary for Field Crops from 3/1/2024 to 3/29/2024 (Report issued 3/29/2024 3:06)

Year Degree Days Base 41°F
for Alfalfa
86-50 Degree Days
for Corn
Dates evaluated
2024 118 70 Data from 3/1 through 3/29/2024.
Degree day data estimated for: 3/28 Includes forecast data for 3/29.
2023 9 3 Data from 3/1 through 3/29/2023.
2022 62 45 Data from 3/1 through 3/29/2022.
Degree day data estimated for: 3/1 - 3/17
2021 101 74 Data from 3/1 through 3/29/2021.
2020 48 37 Data from 3/1 through 3/29/2020.
2019 27 17 Data from 3/1 through 3/29/2019.
Average of 6 years 60.8 40.9 6 years with > 90% of data.