Seguin's 3 Day Weather Summary Sponsored by Texas Water Development Board
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)
Jun 30, 2025 - Mon 0.18 92 71 41 19.99 0.03 0.00 8.30
Jun 29, 2025 - Sun 0.19 94 71 43 21.37 0.00 0.00 6.89
Jun 28, 2025 - Sat 0.24 95 72 36 26.76 0.00 0.00 4.65
Data Summary 0.61 95 71 40 68.12 0.03 0.00 6.61  
Detailed Crop Weather Data
Date Average Temp
(f)
Dew Point
(f)
Max Dewpoint
(f)
Min Dewpoint
(f)
Wind Run
(miles/day)
Soil Temp
(f)
Jun 30, 2025 - Mon 79 70 72 68 173 90
Jun 29, 2025 - Sun 81 71 75 68 199 90
Jun 28, 2025 - Sat 83 71 73 69 285 90
Data Summary 81 70 75 68 657 90
Heat Units
Date Corn
(heat units)
Cotton
(heat units)
Sorghum
(heat units)
50 Degree
(heat units)
55 Degree
(heat units)
60 Degree
(heat units)
Jun 30, 2025 - Mon 28 22 27 32 27 22
Jun 29, 2025 - Sun 28 23 28 33 28 23
Jun 28, 2025 - Sat 29 24 29 34 29 24
Data Summary 85 69 84 99 84 69
Chilling Hours
Date Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
Jun 30, 2025 - Mon 0 0
Jun 29, 2025 - Sun 0 0
Jun 28, 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 48 48
Dec 66 69
Jan 254 329
Feb 150 200
Mar 41 41
Total 559 687

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