Lewisville's 7 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)
Feb 11, 2025 - Tue 0.03 43 41 79 3.19 0.13 0.99 3.66
Feb 10, 2025 - Mon 0.02 42 39 86 1.59 0.17 3.26 2.92
Feb 09, 2025 - Sun 0.05 49 41 57 2.37 0.00 6.54 8.48
Feb 08, 2025 - Sat 0.18 82 48 39 14.29 0.00 7.48 14.39
Feb 07, 2025 - Fri 0.06 69 47 69 7.99 0.00 3.36 5.00
Feb 06, 2025 - Thu 0.13 82 49 47 12.15 0.00 4.17 3.10
Feb 05, 2025 - Wed 0.07 73 46 66 6.60 0.00 3.96 7.12
Data Summary 0.54 82 39 63 48.17 0.30 4.25 6.38  
Detailed Crop Weather Data
Date Average Temp
(f)
Dew Point
(f)
Max Dewpoint
(f)
Min Dewpoint
(f)
Wind Run
(miles/day)
Soil Temp
(f)
Feb 11, 2025 - Tue 42 37 41 34 102 0
Feb 10, 2025 - Mon 41 37 40 35 84 0
Feb 09, 2025 - Sun 45 36 39 32 172 0
Feb 08, 2025 - Sat 65 53 62 36 223 0
Feb 07, 2025 - Fri 54 48 60 44 88 0
Feb 06, 2025 - Thu 67 58 63 44 155 0
Feb 05, 2025 - Wed 56 51 61 44 113 0
Data Summary 52 45 63 32 936 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)
Feb 11, 2025 - Tue 0 0 0 0 0 0
Feb 10, 2025 - Mon 0 0 0 0 0 0
Feb 09, 2025 - Sun 0 0 0 0 0 0
Feb 08, 2025 - Sat 15 5 10 15 10 5
Feb 07, 2025 - Fri 8 0 3 8 3 0
Feb 06, 2025 - Thu 15 5 10 15 10 5
Feb 05, 2025 - Wed 9 0 4 9 4 0
Data Summary 47 10 27 47 27 10
Chilling Hours
Date Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
Feb 11, 2025 - Tue 24 24
Feb 10, 2025 - Mon 24 24
Feb 09, 2025 - Sun 13 13
Feb 08, 2025 - Sat 0 0
Feb 07, 2025 - Fri 0 0
Feb 06, 2025 - Thu 0 0
Feb 05, 2025 - Wed 0 0
Data Summary 61 61
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 256 431
Feb 71 71
Total 530 713

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