Farmersville's 3 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 18, 2025 - Tue 0.22 77 56 43 17.74 0.00 10.57 15.39
Mar 17, 2025 - Mon 0.22 78 46 20 18.52 0.00 1.10 11.86
Mar 16, 2025 - Sun 0.11 66 40 16 18.33 0.00 1.07 1.95
Data Summary 0.55 78 40 26 54.59 0.00 4.24 9.73  
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 18, 2025 - Tue 67 50 57 41 308 0
Mar 17, 2025 - Mon 62 38 50 26 170 0
Mar 16, 2025 - Sun 53 29 36 21 37 0
Data Summary 60 39 57 21 515 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 18, 2025 - Tue 16 6 11 16 11 6
Mar 17, 2025 - Mon 12 2 7 12 7 2
Mar 16, 2025 - Sun 3 0 0 3 0 0
Data Summary 31 8 18 31 18 8
Chilling Hours
Date Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
Mar 18, 2025 - Tue 0 0
Mar 17, 2025 - Mon 0 0
Mar 16, 2025 - Sun 5 5
Data Summary 5 5
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 3 3
Nov 71 76
Dec 162 175
Jan 229 440
Feb 188 303
Mar 46 46
Total 699 1043

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