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 22, 2025 - Sun 0.25 93 76 38 24.97 0.00 0.00 8.17
Jun 21, 2025 - Sat 0.23 92 74 42 23.49 0.00 0.20 9.80
Jun 20, 2025 - Fri 0.26 93 78 43 26.69 0.01 0.06 5.93
Data Summary 0.74 93 74 41 75.14 0.01 0.09 7.96  
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 22, 2025 - Sun 84 72 74 69 504 89
Jun 21, 2025 - Sat 82 71 73 70 445 89
Jun 20, 2025 - Fri 84 73 76 70 418 89
Data Summary 83 72 76 69 1,367 89
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 22, 2025 - Sun 31 25 30 35 30 25
Jun 21, 2025 - Sat 30 23 28 33 28 23
Jun 20, 2025 - Fri 32 26 31 36 31 26
Data Summary 93 74 89 104 89 74
Chilling Hours
Date Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
Jun 22, 2025 - Sun 0 0
Jun 21, 2025 - Sat 0 0
Jun 20, 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