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

Grand Junction Historical Degree Day Summary (Numerical Integration method) from 3/1 to 4/19 (Report issued 4/19/2024 8:04)

Year Degree Days Base 42°F Degree Days Base 45°F Degree Days Base 50°F Dates evaluated
2024 306 228 135 Current data from 3/1 through 4/19/2024 7AM.
2023 270 209 139 Data from 3/1 through 4/19/2023.
2022 192 142 84 Data from 3/1 through 4/19/2022.
2021 358 282 180 Data from 3/1 through 4/19/2021.
2020 191 135 67 Data from 3/1 through 4/19/2020.
2019 179 128 67 Data from 3/1 through 4/19/2019.
Average of 5 years, not including current year 238 179 107.3 5 years with > 90% of data.
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