Rockwall's 7 Day Weather Summary Sponsored by North Texas Municipal Water 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)
May 14, 2025 - Wed 0.22 90 73 54 20.38 0.00 6.68 5.64
May 13, 2025 - Tue 0.24 92 64 40 22.26 0.00 3.50 8.06
May 12, 2025 - Mon 0.17 83 57 38 23.14 0.00 0.00 2.07
May 11, 2025 - Sun 0.16 74 57 31 19.64 0.00 0.82 5.17
May 10, 2025 - Sat 0.16 78 61 36 19.39 0.00 0.02 4.55
May 09, 2025 - Fri 0.13 76 60 43 15.85 0.00 0.03 3.88
May 08, 2025 - Thu 0.15 77 61 47 20.00 0.00 0.01 3.59
Data Summary 1.23 92 57 41 140.65 0.00 1.58 4.71  
Detailed Crop Weather Data
Date Average Temp
(f)
Dew Point
(f)
Max Dewpoint
(f)
Min Dewpoint
(f)
Wind Run
(miles/day)
Soil Temp
(f)
May 14, 2025 - Wed 81 69 74 65 148 0
May 13, 2025 - Tue 78 63 70 56 143 0
May 12, 2025 - Mon 70 57 60 51 27 0
May 11, 2025 - Sun 67 49 54 45 65 0
May 10, 2025 - Sat 69 54 57 48 59 0
May 09, 2025 - Fri 68 56 58 53 56 0
May 08, 2025 - Thu 69 56 60 54 37 0
Data Summary 71 57 74 45 536 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)
May 14, 2025 - Wed 29 22 27 32 27 22
May 13, 2025 - Tue 25 18 23 28 23 18
May 12, 2025 - Mon 20 10 15 20 15 10
May 11, 2025 - Sun 16 6 11 16 11 6
May 10, 2025 - Sat 19 9 14 19 14 9
May 09, 2025 - Fri 18 8 13 18 13 8
May 08, 2025 - Thu 19 9 14 19 14 9
Data Summary 146 82 117 152 117 82
Chilling Hours
Date Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
May 14, 2025 - Wed 0 0
May 13, 2025 - Tue 0 0
May 12, 2025 - Mon 0 0
May 11, 2025 - Sun 0 0
May 10, 2025 - Sat 0 0
May 09, 2025 - Fri 0 0
May 08, 2025 - Thu 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 53 53
Dec 136 145
Jan 241 413
Feb 169 276
Mar 37 37
Total 636 924

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