Irving South's 3 Day Weather Summary Sponsored by City of Irving
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 01, 2025 - Tue 0.24 92 74 36 29.28 0.00 1.67 1.95
Jun 30, 2025 - Mon 0.31 94 76 38 36.10 0.00 2.12 3.72
Jun 29, 2025 - Sun 0.31 94 77 38 36.82 0.00 1.41 3.66
Data Summary 0.87 94 74 37 102.20 0.00 1.73 3.11  
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 01, 2025 - Tue 83 66 69 63 45 0
Jun 30, 2025 - Mon 84 69 73 61 84 0
Jun 29, 2025 - Sun 85 69 72 67 62 0
Data Summary 84 68 73 61 191 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 01, 2025 - Tue 30 23 28 33 28 23
Jun 30, 2025 - Mon 31 25 30 35 30 25
Jun 29, 2025 - Sun 31 26 31 36 31 26
Data Summary 92 74 89 104 89 74
Chilling Hours
Date Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
Jul 01, 2025 - Tue 0 0
Jun 30, 2025 - Mon 0 0
Jun 29, 2025 - Sun 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 77 78
Dec 144 148
Jan 238 385
Feb 90 128
Mar 29 29
Total 578 768

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