Richardson'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 19, 2025 - Wed 0.22 68 51 8 19.47 0.00 9.81 12.96
Mar 18, 2025 - Tue 0.26 80 58 32 17.72 0.00 10.45 15.25
Mar 17, 2025 - Mon 0.24 80 51 12 18.86 0.00 0.07 10.77
Data Summary 0.72 80 51 17 56.05 0.00 6.78 12.99  
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 19, 2025 - Wed 61 36 55 25 262 0
Mar 18, 2025 - Tue 69 49 56 41 280 0
Mar 17, 2025 - Mon 65 37 49 26 152 0
Data Summary 65 40 56 25 694 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 19, 2025 - Wed 10 0 5 10 5 0
Mar 18, 2025 - Tue 19 9 14 19 14 9
Mar 17, 2025 - Mon 16 6 11 16 11 6
Data Summary 45 15 30 45 30 15
Chilling Hours
Date Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
Mar 19, 2025 - Wed 0 0
Mar 18, 2025 - Tue 0 0
Mar 17, 2025 - Mon 0 0
Data Summary 0 0
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 0 0
Nov 43 43
Dec 125 127
Jan 247 405
Feb 167 274
Mar 30 30
Total 612 879

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