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 31, 2025 - Mon 0.15 69 51 33 20.26 0.00 2.90 5.87
Mar 30, 2025 - Sun 0.18 81 62 43 15.98 0.09 2.53 7.60
Mar 29, 2025 - Sat 0.15 79 63 50 14.04 0.00 5.28 9.17
Data Summary 0.48 81 51 42 50.27 0.09 3.57 7.55  
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 31, 2025 - Mon 60 41 45 36 99 0
Mar 30, 2025 - Sun 71 57 62 45 155 0
Mar 29, 2025 - Sat 69 60 62 58 152 0
Data Summary 66 52 62 36 405 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 31, 2025 - Mon 10 0 5 10 5 0
Mar 30, 2025 - Sun 22 12 17 22 17 12
Mar 29, 2025 - Sat 21 11 16 21 16 11
Data Summary 53 23 38 53 38 23
Chilling Hours
Date Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
Mar 31, 2025 - Mon 0 0
Mar 30, 2025 - Sun 0 0
Mar 29, 2025 - Sat 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 166 272
Mar 33 33
Total 614 880

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