Spring's 3 Day Weather Summary Sponsored by Harris Galveston Subsidence District
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 13, 2025 - Sun 0.13 89 75 49 11.65 0.39 3.52 0.73
Jul 12, 2025 - Sat 0.22 93 79 38 18.76 0.00 3.91 8.07
Jul 11, 2025 - Fri 0.22 89 78 47 20.69 0.01 1.62 10.31
Data Summary 0.57 93 75 44 51.10 0.40 3.02 6.37  
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 13, 2025 - Sun 81 71 73 67 74 0
Jul 12, 2025 - Sat 85 72 74 70 117 0
Jul 11, 2025 - Fri 83 71 73 68 129 0
Data Summary 83 71 74 67 319 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 13, 2025 - Sun 30 22 27 32 27 22
Jul 12, 2025 - Sat 32 26 31 36 31 26
Jul 11, 2025 - Fri 32 23 28 33 28 23
Data Summary 94 71 86 101 86 71
Chilling Hours
Date Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
Jul 13, 2025 - Sun 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 22 22
Dec 59 59
Jan 225 291
Feb 118 146
Mar 11 11
Total 435 529

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