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

Mears Heat Stress Summary Assist Chart (Report issued 4/26/2024 16:55 )

Year Degree Days Base 40 F
Number of days with DD > 35		 Degree Days Base 40 F
Total DD		 Temperatures greater than 90 F
Number of hours		 Temperatures greater than 90 F
Number of days		 Night temperatures greater than 70 F (10 PM - 8 AM)
Number of hours		 Night temperatures greater than 70 F (10 PM - 8 AM)
Number of days		 Rainfall (in.) Time period assessed
2024 0 118 0 0 0 0 0.9 4/12 to 4/26/2024
Missing temperature data: 4/26 (8 hours)
Missing rainfall data: 4/26 (8 hours)
2023 0 146 0 0 0 0 1.19 4/12 to 4/26/2023
2022 0 104 0 0 6 1 2.05 4/12 to 4/26/2022
2021 0 50 0 0 0 0 0.23 4/12 to 4/26/2021
2020 0 43 0 0 0 0 0.81 4/12 to 4/26/2020
2019 0 0 0 0 0 0 0 4/12 to 4/26/2019
Missing temperature data: 4/12 to 4/26 (360 hours)
Missing rainfall data: 4/12 to 4/26 (360 hours)
Average of 5 years, not including current year 0 68.6 0 0 1.2 0.2 0.86 2019 to 2023
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