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)
Jul 14, 2025 - Mon 0.19 93 74 43 21.35 0.00 0.00 8.30
Jul 12, 2025 - Sat 0.22 92 76 45 22.83 0.00 0.00 6.37
Jul 11, 2025 - Fri 0.21 90 75 49 22.28 0.06 0.00 0.00
Data Summary 0.63 93 74 45 66.46 0.06 0.00 4.89  
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 82 73 75 71 211 85
Jul 12, 2025 - Sat 83 73 75 72 425 86
Jul 11, 2025 - Fri 81 72 74 69 363 86
Data Summary 82 72 75 69 999 85
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 30 24 29 34 29 24
Jul 12, 2025 - Sat 31 24 29 34 29 24
Jul 11, 2025 - Fri 30 23 28 33 28 23
Data Summary 91 71 86 101 86 71
Chilling Hours
Date Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
Jul 14, 2025 - Mon 0 0
Jul 12, 2025 - Sat 0 0
Jul 11, 2025 - Fri 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