Lewisville's 14 Day Weather Summary Sponsored by Upper Trinity Regional 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)
Jun 30, 2025 - Mon 0.28 95 75 38 25.98 0.00 5.21 5.52
Jun 29, 2025 - Sun 0.28 93 79 37 26.32 0.00 5.44 5.63
Jun 28, 2025 - Sat 0.28 94 78 35 25.42 0.00 6.12 5.18
Jun 27, 2025 - Fri 0.26 92 76 38 25.11 0.00 3.95 7.33
Jun 26, 2025 - Thu 0.23 91 75 43 21.84 0.00 3.60 4.69
Jun 25, 2025 - Wed 0.19 89 74 44 17.93 0.02 2.24 2.51
Jun 24, 2025 - Tue 0.25 93 76 39 24.30 0.00 3.42 4.40
Jun 23, 2025 - Mon 0.26 92 77 40 25.45 0.00 5.18 5.91
Jun 22, 2025 - Sun 0.30 93 77 37 26.38 0.00 7.60 9.38
Jun 21, 2025 - Sat 0.28 91 78 40 22.37 0.00 6.72 9.79
Jun 20, 2025 - Fri 0.29 93 80 42 25.69 0.00 4.87 8.51
Jun 19, 2025 - Thu 0.26 94 77 40 24.96 0.00 3.98 4.92
Jun 18, 2025 - Wed 0.25 92 78 42 21.52 0.00 7.79 7.48
Jun 17, 2025 - Tue 0.29 92 77 44 27.08 0.00 3.51 10.24
Data Summary 3.69 95 74 39 340.35 0.02 4.97 6.53  
Detailed Crop Weather Data
Date Average Temp
(f)
Dew Point
(f)
Max Dewpoint
(f)
Min Dewpoint
(f)
Wind Run
(miles/day)
Soil Temp
(f)
Jun 30, 2025 - Mon 85 69 73 64 150 0
Jun 29, 2025 - Sun 87 69 71 68 133 0
Jun 28, 2025 - Sat 86 70 72 67 128 0
Jun 27, 2025 - Fri 85 69 71 67 121 0
Jun 26, 2025 - Thu 83 70 71 68 115 0
Jun 25, 2025 - Wed 81 68 71 67 87 0
Jun 24, 2025 - Tue 85 69 71 67 103 0
Jun 23, 2025 - Mon 85 70 71 69 131 0
Jun 22, 2025 - Sun 85 69 71 67 181 0
Jun 21, 2025 - Sat 85 70 72 69 203 0
Jun 20, 2025 - Fri 86 71 73 70 163 0
Jun 19, 2025 - Thu 86 71 73 69 116 0
Jun 18, 2025 - Wed 85 70 71 69 149 0
Jun 17, 2025 - Tue 86 70 72 67 176 0
Data Summary 85 69 73 64 1,954 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)
Jun 30, 2025 - Mon 30 25 30 35 30 25
Jun 29, 2025 - Sun 32 26 31 36 31 26
Jun 28, 2025 - Sat 32 26 31 36 31 26
Jun 27, 2025 - Fri 31 24 29 34 29 24
Jun 26, 2025 - Thu 30 23 28 33 28 23
Jun 25, 2025 - Wed 30 22 27 32 27 22
Jun 24, 2025 - Tue 31 24 29 34 29 24
Jun 23, 2025 - Mon 31 25 30 35 30 25
Jun 22, 2025 - Sun 31 25 30 35 30 25
Jun 21, 2025 - Sat 32 24 29 34 29 24
Jun 20, 2025 - Fri 33 26 31 36 31 26
Jun 19, 2025 - Thu 31 26 31 36 31 26
Jun 18, 2025 - Wed 32 25 30 35 30 25
Jun 17, 2025 - Tue 31 24 29 34 29 24
Data Summary 437 345 415 485 415 345
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 7 7
Nov 69 69
Dec 127 135
Jan 248 419
Feb 175 285
Mar 46 46
Total 672 961

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