Lewisville's 13 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)
Mar 27, 2024 - Wed 0.14 63 43 30 20.21 0.00 2.33 3.67
Mar 26, 2024 - Tue 0.16 57 38 28 24.05 0.00 6.93 5.04
Mar 25, 2024 - Mon 0.20 72 46 19 16.81 0.72 3.37 12.70
Mar 24, 2024 - Sun 0.14 67 57 60 8.45 0.00 10.33 12.75
Mar 23, 2024 - Sat 0.15 66 47 45 21.79 0.00 7.02 3.09
Mar 22, 2024 - Fri 0.09 67 55 60 10.00 0.01 0.00 4.95
Mar 21, 2024 - Thu 0.07 64 56 67 6.18 0.51 3.38 5.61
Mar 20, 2024 - Wed 0.17 70 52 39 18.93 0.00 4.23 7.48
Mar 19, 2024 - Tue 0.15 65 37 25 22.17 0.00 0.07 7.28
Mar 18, 2024 - Mon 0.15 57 44 29 22.47 0.00 5.21 6.31
Mar 17, 2024 - Sun 0.13 63 55 33 13.08 0.00 5.27 8.86
Mar 16, 2024 - Sat 0.04 60 55 81 2.01 0.92 4.52 2.41
Mar 15, 2024 - Fri 0.08 66 55 73 6.93 0.34 8.53 7.01
Data Summary 1.68 72 37 45 193.08 2.50 4.71 6.70  
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 27, 2024 - Wed 53 33 39 28 75 0
Mar 26, 2024 - Tue 47 26 32 22 133 0
Mar 25, 2024 - Mon 60 47 58 24 184 0
Mar 24, 2024 - Sun 62 50 55 46 278 0
Mar 23, 2024 - Sat 57 43 50 36 125 0
Mar 22, 2024 - Fri 59 52 54 50 81 0
Mar 21, 2024 - Thu 59 52 56 48 123 0
Mar 20, 2024 - Wed 61 43 50 37 144 0
Mar 19, 2024 - Tue 52 33 38 24 100 0
Mar 18, 2024 - Mon 52 30 37 27 122 0
Mar 17, 2024 - Sun 59 44 55 36 144 0
Mar 16, 2024 - Sat 58 53 58 48 78 0
Mar 15, 2024 - Fri 59 51 63 46 156 0
Data Summary 56 42 63 22 1,743 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 27, 2024 - Wed 3 0 0 3 0 0
Mar 26, 2024 - Tue 0 0 0 0 0 0
Mar 25, 2024 - Mon 9 0 4 9 4 0
Mar 24, 2024 - Sun 12 2 7 12 7 2
Mar 23, 2024 - Sat 6 0 1 6 1 0
Mar 22, 2024 - Fri 11 1 6 11 6 1
Mar 21, 2024 - Thu 10 0 5 10 5 0
Mar 20, 2024 - Wed 11 1 6 11 6 1
Mar 19, 2024 - Tue 1 0 0 1 0 0
Mar 18, 2024 - Mon 0 0 0 0 0 0
Mar 17, 2024 - Sun 9 0 4 9 4 0
Mar 16, 2024 - Sat 7 0 2 7 2 0
Mar 15, 2024 - Fri 11 1 6 11 6 1
Data Summary 90 5 41 90 41 5
Chilling Hours
Date Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
Mar 27, 2024 - Wed 0 0
Mar 26, 2024 - Tue 6 6
Mar 25, 2024 - Mon 0 0
Mar 24, 2024 - Sun 0 0
Mar 23, 2024 - Sat 0 0
Mar 22, 2024 - Fri 0 0
Mar 21, 2024 - Thu 0 0
Mar 20, 2024 - Wed 0 0
Mar 19, 2024 - Tue 6 6
Mar 18, 2024 - Mon 0 0
Mar 17, 2024 - Sun 0 0
Mar 16, 2024 - Sat 0 0
Mar 15, 2024 - Fri 0 0
Data Summary 12 12
Chilling Hours for the 2023-2024 Season
October 1, 2023 thru February 28, 2024
Month Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
Oct 22 22
Nov 69 71
Dec 123 132
Jan 210 353
Feb 75 82
Total 499 660

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