Halfway'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 04, 2025 - Fri 0.24 85 69 48 24.24 0.00 6.46 10.27
Jul 03, 2025 - Thu 0.12 75 67 69 11.56 0.27 1.31 10.26
Jul 02, 2025 - Wed 0.16 77 64 55 16.98 0.07 2.06 9.78
Data Summary 0.52 85 64 57 52.79 0.34 3.27 10.10  
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 04, 2025 - Fri 75 65 67 63 195 0
Jul 03, 2025 - Thu 69 63 65 62 149 0
Jul 02, 2025 - Wed 69 60 61 57 146 0
Data Summary 71 62 67 57 489 0
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 04, 2025 - Fri 27 17 22 27 22 17
Jul 03, 2025 - Thu 21 11 16 21 16 11
Jul 02, 2025 - Wed 21 11 16 21 16 11
Data Summary 69 39 54 69 54 39
Chilling Hours
Date Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
Jul 04, 2025 - Fri 0 0
Jul 03, 2025 - Thu 0 0
Jul 02, 2025 - Wed 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 29 29
Nov 240 268
Dec 362 430
Jan 218 607
Feb 172 401
Mar 200 222
Total 1221 1957

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