Rockwall's 14 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)
Jul 02, 2025 - Wed 0.14 92 73 46 15.14 0.08 0.00 2.67
Jul 01, 2025 - Tue 0.18 91 74 43 20.24 0.00 0.42 3.45
Jun 30, 2025 - Mon 0.24 94 75 45 23.08 0.00 4.74 3.92
Jun 29, 2025 - Sun 0.23 92 77 43 21.80 0.00 4.69 4.17
Jun 28, 2025 - Sat 0.24 93 76 44 22.96 0.00 4.76 4.27
Jun 27, 2025 - Fri 0.22 92 73 44 22.50 0.00 3.25 6.52
Jun 26, 2025 - Thu 0.18 90 73 48 17.31 1.20 3.23 3.96
Jun 25, 2025 - Wed 0.18 89 72 45 17.72 0.04 0.52 3.84
Jun 24, 2025 - Tue 0.22 93 75 40 20.95 0.00 1.93 5.14
Jun 23, 2025 - Mon 0.21 92 75 45 20.13 0.00 4.93 5.11
Jun 22, 2025 - Sun 0.22 91 75 49 19.24 0.00 6.21 7.52
Jun 21, 2025 - Sat 0.23 92 77 47 19.82 0.00 6.57 7.21
Jun 20, 2025 - Fri 0.24 93 78 47 22.41 0.00 4.59 6.88
Jun 19, 2025 - Thu 0.22 93 77 48 21.68 0.00 3.96 4.00
Data Summary 2.96 94 72 45 284.97 1.32 3.56 4.90  
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 02, 2025 - Wed 81 71 73 67 28 0
Jul 01, 2025 - Tue 82 69 71 65 43 0
Jun 30, 2025 - Mon 85 71 74 66 111 0
Jun 29, 2025 - Sun 85 70 73 69 101 0
Jun 28, 2025 - Sat 85 71 73 69 106 0
Jun 27, 2025 - Fri 83 71 73 69 92 0
Jun 26, 2025 - Thu 80 70 74 62 90 0
Jun 25, 2025 - Wed 80 69 71 66 78 0
Jun 24, 2025 - Tue 84 70 72 66 93 0
Jun 23, 2025 - Mon 83 71 73 68 109 0
Jun 22, 2025 - Sun 83 71 73 67 148 0
Jun 21, 2025 - Sat 84 71 73 69 157 0
Jun 20, 2025 - Fri 85 72 74 71 122 0
Jun 19, 2025 - Thu 85 72 75 70 99 0
Data Summary 83 70 75 62 1,376 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 02, 2025 - Wed 29 23 28 33 28 23
Jul 01, 2025 - Tue 30 23 28 33 28 23
Jun 30, 2025 - Mon 30 24 29 34 29 24
Jun 29, 2025 - Sun 31 25 30 35 30 25
Jun 28, 2025 - Sat 31 25 30 35 30 25
Jun 27, 2025 - Fri 29 23 28 33 28 23
Jun 26, 2025 - Thu 29 22 27 32 27 22
Jun 25, 2025 - Wed 29 21 26 31 26 21
Jun 24, 2025 - Tue 30 24 29 34 29 24
Jun 23, 2025 - Mon 30 24 29 34 29 24
Jun 22, 2025 - Sun 30 23 28 33 28 23
Jun 21, 2025 - Sat 31 24 29 34 29 24
Jun 20, 2025 - Fri 32 25 30 35 30 25
Jun 19, 2025 - Thu 31 25 30 35 30 25
Data Summary 422 331 401 471 401 331
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