Lakeway's 3 Day Weather Summary Sponsored by LCRA
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 14, 2025 - Mon 0.19 91 73 43 21.77 0.27 1.24 2.85
Jul 13, 2025 - Sun 0.07 81 70 73 7.47 1.40 3.43 0.48
Jul 12, 2025 - Sat 0.21 91 76 44 21.78 0.00 3.06 4.88
Data Summary 0.47 91 70 53 51.02 1.67 2.58 2.74  
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 14, 2025 - Mon 81 74 83 70 37 0
Jul 13, 2025 - Sun 77 71 75 69 38 0
Jul 12, 2025 - Sat 84 72 73 69 88 0
Data Summary 80 72 83 69 163 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 14, 2025 - Mon 29 22 27 32 27 22
Jul 13, 2025 - Sun 26 16 21 26 21 16
Jul 12, 2025 - Sat 31 24 29 34 29 24
Data Summary 86 62 77 92 77 62
Chilling Hours
Date Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
Jul 14, 2025 - Mon 0 0
Jul 13, 2025 - Sun 0 0
Jul 12, 2025 - Sat 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 27 27
Dec 59 59
Jan 228 312
Feb 129 185
Mar 12 12
Total 455 595

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