Rockwall's 13 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)
Mar 30, 2025 - Sun 0.14 80 62 54 14.39 0.32 4.14 4.87
Mar 29, 2025 - Sat 0.12 79 62 56 11.64 0.00 3.64 8.86
Mar 28, 2025 - Fri 0.08 71 61 61 7.82 1.13 3.95 5.64
Mar 27, 2025 - Thu 0.13 77 59 50 13.26 0.06 2.69 5.79
Mar 26, 2025 - Wed 0.10 70 63 52 7.71 0.18 3.13 5.02
Mar 25, 2025 - Tue 0.16 87 55 28 17.31 0.48 0.42 4.73
Mar 24, 2025 - Mon 0.15 80 49 16 19.20 0.00 1.19 2.95
Mar 23, 2025 - Sun 0.18 80 64 25 13.48 0.00 8.79 4.15
Mar 22, 2025 - Sat 0.17 79 50 33 17.38 0.00 0.59 9.86
Mar 21, 2025 - Fri 0.18 73 43 24 18.18 0.00 4.98 7.33
Mar 20, 2025 - Thu 0.14 62 43 20 18.49 0.00 4.18 5.24
Mar 19, 2025 - Wed 0.17 68 51 15 17.61 0.00 4.72 7.02
Mar 18, 2025 - Tue 0.22 80 57 40 16.72 0.00 8.12 12.27
Data Summary 1.94 87 43 36 193.20 2.17 3.89 6.44  
Detailed Crop Weather Data
Date Average Temp
(f)
Dew Point
(f)
Max Dewpoint
(f)
Min Dewpoint
(f)
Wind Run
(miles/day)
Soil Temp
(f)
Mar 30, 2025 - Sun 71 59 65 48 120 0
Mar 29, 2025 - Sat 69 62 64 61 120 0
Mar 28, 2025 - Fri 65 59 63 53 91 0
Mar 27, 2025 - Thu 66 55 59 52 104 0
Mar 26, 2025 - Wed 67 54 57 50 111 0
Mar 25, 2025 - Tue 71 50 62 38 61 0
Mar 24, 2025 - Mon 65 40 50 31 53 0
Mar 23, 2025 - Sun 71 55 60 40 147 0
Mar 22, 2025 - Sat 66 48 57 36 127 0
Mar 21, 2025 - Fri 58 33 46 23 132 0
Mar 20, 2025 - Thu 52 27 33 22 86 0
Mar 19, 2025 - Wed 62 40 56 27 164 0
Mar 18, 2025 - Tue 69 51 58 42 234 0
Data Summary 65 48 65 22 1,550 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)
Mar 30, 2025 - Sun 21 11 16 21 16 11
Mar 29, 2025 - Sat 21 11 16 21 16 11
Mar 28, 2025 - Fri 16 6 11 16 11 6
Mar 27, 2025 - Thu 18 8 13 18 13 8
Mar 26, 2025 - Wed 17 7 12 17 12 7
Mar 25, 2025 - Tue 20 11 16 21 16 11
Mar 24, 2025 - Mon 15 5 10 15 10 5
Mar 23, 2025 - Sun 22 12 17 22 17 12
Mar 22, 2025 - Sat 15 5 10 15 10 5
Mar 21, 2025 - Fri 8 0 3 8 3 0
Mar 20, 2025 - Thu 3 0 0 3 0 0
Mar 19, 2025 - Wed 9 0 4 9 4 0
Mar 18, 2025 - Tue 19 9 14 19 14 9
Data Summary 204 85 142 205 142 85
Chilling Hours
Date Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
Mar 30, 2025 - Sun 0 0
Mar 29, 2025 - Sat 0 0
Mar 28, 2025 - Fri 0 0
Mar 27, 2025 - Thu 0 0
Mar 26, 2025 - Wed 0 0
Mar 25, 2025 - Tue 0 0
Mar 24, 2025 - Mon 0 0
Mar 23, 2025 - Sun 0 0
Mar 22, 2025 - Sat 0 0
Mar 21, 2025 - Fri 3 3
Mar 20, 2025 - Thu 3 3
Mar 19, 2025 - Wed 0 0
Mar 18, 2025 - Tue 0 0
Data Summary 6 6
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 38 38
Total 637 925

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