TAMU Turf Lab's 3 Day Weather Summary Sponsored by Texas A&M Agrilife Research
Date ETo
(in)
Max Temp
(f)
Min Temp
(f)
Min RH
(%)
Solar Rad.
(MJ/m2)
Rainfall
(in)
Wind 4am
(mph)
Wind 4pm
(mph)
Battery
(v)
Jul 17, 2025 - Thu 0.18 88 73 50 17.55 0.00 2.91 4.96
Jul 16, 2025 - Wed 0.23 91 76 42 20.78 0.00 3.20 6.87
Jul 15, 2025 - Tue 0.20 90 75 49 20.48 0.00 3.85 6.94
Data Summary 0.61 91 73 47 58.81 0.00 3.32 6.25  
Detailed Crop Weather Data
Date Average Temp
(f)
Dew Point
(f)
Max Dewpoint
(f)
Min Dewpoint
(f)
Wind Run
(miles/day)
Soil Temp
(f)
Jul 17, 2025 - Thu 80 70 72 68 98 84
Jul 16, 2025 - Wed 82 71 73 68 137 84
Jul 15, 2025 - Tue 81 71 73 69 111 84
Data Summary 81 70 73 68 345 84
Heat Units
Date Corn
(heat units)
Cotton
(heat units)
Sorghum
(heat units)
50 Degree
(heat units)
55 Degree
(heat units)
60 Degree
(heat units)
Jul 17, 2025 - Thu 29 20 25 30 25 20
Jul 16, 2025 - Wed 31 23 28 33 28 23
Jul 15, 2025 - Tue 30 22 27 32 27 22
Data Summary 90 65 80 95 80 65
Chilling Hours
Date Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
Jul 17, 2025 - Thu 0 0
Jul 16, 2025 - Wed 0 0
Jul 15, 2025 - Tue 0 0
Data Summary 0 0
Chilling Hours for the 2024-2025 Season
October 1, 2024 thru March 31, 2025
Month Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
Oct 0 0
Nov 46 46
Dec 93 96
Jan 222 339
Feb 135 190
Mar 21 21
Total 517 692

Calculators

Landscape
Crop
Landscape Watering Calculator
1.) ETo (pet)
2.) Plant Coefficient
3.) Adjustment Factor
4.) Effective Rainfall
5.)
Precipitation Rate
Total Run Time
Irrigations/Week
Run Time/Irrigation
Crop Watering Calculator
1.) ETo value from weather data
2.) Select a crop coefficient
FAO Coefficients
Or
Texas High Plains Coefficients
3.) Select a crop growth stage
4.) Crop coefficient from growth stage
5.) Enter your system efficiency
6.) Effective Rainfall
7.)
Precipitation Rate
Total Run Time
Irrigations/Week
Run Time/Irrigation