McKinney's 5 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 0.25 79 57 36 16.29 0.00 11.92 17.84
Mar 17, 2025 - Mon 0.23 80 45 14 17.68 0.00 2.40 13.15
Mar 16, 2025 - Sun 0.12 67 44 11 17.80 0.00 3.58 1.53
Mar 15, 2025 - Sat 0.15 70 55 7 15.25 0.00 0.54 6.78
Mar 14, 2025 - Fri 0.24 83 62 7 15.75 0.00 6.23 7.26
Data Summary 1.00 83 44 15 82.76 0.00 4.94 9.31  
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 69 49 57 41 325 0
Mar 17, 2025 - Mon 63 37 49 26 176 0
Mar 16, 2025 - Sun 55 28 35 20 55 0
Mar 15, 2025 - Sat 63 36 41 31 85 0
Mar 14, 2025 - Fri 72 48 56 38 180 0
Data Summary 64 39 57 20 820 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 18 8 13 18 13 8
Mar 17, 2025 - Mon 12 2 7 12 7 2
Mar 16, 2025 - Sun 5 0 0 5 0 0
Mar 15, 2025 - Sat 12 2 7 12 7 2
Mar 14, 2025 - Fri 22 12 17 22 17 12
Data Summary 69 24 44 69 44 24
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 1 1
Mar 15, 2025 - Sat 0 0
Mar 14, 2025 - Fri 0 0
Data Summary 1 1
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 6 6
Nov 81 81
Dec 155 166
Jan 224 440
Feb 188 307
Mar 44 44
Total 698 1044

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