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  • Michigan State University Ag Bio Research
  • Project GREEEN

Grand Junction Heat Stress Summary Assist Chart (Report issued 4/24/2024 1:41 )

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 0 175 0 0 0 0 1.71 4/10 to 4/24/2024
Missing temperature data: 4/24 (23 hours)
Missing rainfall data: 4/24 (23 hours)
2023 0 221 0 0 0 0 1.22 4/10 to 4/24/2023
Estimated temperature data: 4/20 (3 hours)
Estimated rainfall data: 4/10 to 4/20 (253 hours)
2022 0 164 0 0 4 1 2.56 4/10 to 4/24/2022
2021 0 95 0 0 0 0 0.72 4/10 to 4/24/2021
2020 0 71 0 0 0 0 0.88 4/10 to 4/24/2020
2019 0 149 0 0 0 0 2.27 4/10 to 4/24/2019
Average of 5 years, not including current year 0 140.1 0 0 0.8 0.2 1.53 2019 to 2023