Irving South's 5 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 09, 2025 - Wed 0.26 94 70 41 33.84 0.18 0.06 1.90
Jul 08, 2025 - Tue 0.24 94 69 41 29.28 1.10 0.72 2.96
Jul 07, 2025 - Mon 0.20 89 73 47 23.69 0.00 0.00 3.12
Jul 06, 2025 - Sun 0.14 86 74 50 15.29 0.01 0.02 2.65
Jul 05, 2025 - Sat 0.14 85 73 56 16.09 0.01 0.69 1.24
Data Summary 0.98 94 69 47 118.19 1.30 0.30 2.38  
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 09, 2025 - Wed 79 69 73 66 33 0
Jul 08, 2025 - Tue 80 69 72 65 51 0
Jul 07, 2025 - Mon 81 68 71 66 38 0
Jul 06, 2025 - Sun 78 67 70 63 31 0
Jul 05, 2025 - Sat 78 69 71 66 28 0
Data Summary 79 68 73 63 181 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 09, 2025 - Wed 28 22 27 32 27 22
Jul 08, 2025 - Tue 27 21 26 31 26 21
Jul 07, 2025 - Mon 29 21 26 31 26 21
Jul 06, 2025 - Sun 30 20 25 30 25 20
Jul 05, 2025 - Sat 29 19 24 29 24 19
Data Summary 143 103 128 153 128 103
Chilling Hours
Date Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
Jul 09, 2025 - Wed 0 0
Jul 08, 2025 - Tue 0 0
Jul 07, 2025 - Mon 0 0
Jul 06, 2025 - Sun 0 0
Jul 05, 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 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