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)
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
Feb 04, 2025 - Tue 0.05 66 48 75 4.38 0.00 4.95 8.11
Feb 03, 2025 - Mon 0.17 82 58 34 14.79 0.00 7.95 7.42
Feb 02, 2025 - Sun 0.15 76 48 25 14.75 0.00 3.73 8.70
Feb 01, 2025 - Sat 0.10 69 35 20 15.13 0.00 0.00 8.35
Jan 31, 2025 - Fri 0.14 64 44 24 14.24 0.00 9.82 10.62
Jan 30, 2025 - Thu 0.10 67 54 24 11.33 0.93 3.54 8.33
Data Summary 1.25 82 35 49 122.80 1.23 4.60 7.40  
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
Feb 04, 2025 - Tue 56 51 63 41 125 0
Feb 03, 2025 - Mon 68 53 58 47 172 0
Feb 02, 2025 - Sun 62 40 49 31 138 0
Feb 01, 2025 - Sat 52 34 40 28 84 0
Jan 31, 2025 - Fri 54 33 39 26 185 0
Jan 30, 2025 - Thu 59 47 56 31 108 0
Data Summary 55 44 63 26 1,747 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
Feb 04, 2025 - Tue 7 0 2 7 2 0
Feb 03, 2025 - Mon 20 10 15 20 15 10
Feb 02, 2025 - Sun 12 2 7 12 7 2
Feb 01, 2025 - Sat 2 0 0 2 0 0
Jan 31, 2025 - Fri 4 0 0 4 0 0
Jan 30, 2025 - Thu 10 0 5 10 5 0
Data Summary 102 22 56 102 56 22
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
Feb 04, 2025 - Tue 0 0
Feb 03, 2025 - Mon 0 0
Feb 02, 2025 - Sun 0 0
Feb 01, 2025 - Sat 10 10
Jan 31, 2025 - Fri 1 1
Jan 30, 2025 - Thu 0 0
Data Summary 72 72
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