Richardson's 13 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)
Jul 11, 2025 - Fri 0.28 91 76 39 24.03 0.00 4.91 8.57
Jul 10, 2025 - Thu 0.22 93 72 37 21.99 0.00 0.34 6.19
Jul 09, 2025 - Wed 0.19 91 70 43 20.27 0.00 0.00 2.64
Jul 08, 2025 - Tue 0.21 93 72 37 20.75 1.39 2.16 5.00
Jul 07, 2025 - Mon 0.19 88 73 45 18.41 0.03 0.00 6.25
Jul 06, 2025 - Sun 0.17 88 75 38 15.12 0.00 0.65 5.76
Jul 05, 2025 - Sat 0.15 87 73 49 12.81 0.04 0.80 6.94
Jul 04, 2025 - Fri 0.17 87 75 50 15.00 0.39 2.63 6.48
Jul 03, 2025 - Thu 0.13 86 77 36 9.44 0.00 0.32 5.03
Jul 02, 2025 - Wed 0.16 90 78 42 15.02 0.00 0.10 4.78
Jul 01, 2025 - Tue 0.19 89 74 42 19.38 0.00 2.11 4.43
Jun 30, 2025 - Mon 0.27 94 75 36 22.64 0.00 6.76 5.22
Jun 29, 2025 - Sun 0.26 93 77 36 23.39 0.00 5.77 6.16
Data Summary 2.58 94 70 40 238.26 1.85 2.04 5.65  
Detailed Crop Weather Data
Date Average Temp
(f)
Dew Point
(f)
Max Dewpoint
(f)
Min Dewpoint
(f)
Wind Run
(miles/day)
Soil Temp
(f)
Jul 11, 2025 - Fri 84 67 70 65 166 0
Jul 10, 2025 - Thu 83 68 71 65 93 0
Jul 09, 2025 - Wed 79 67 71 60 55 0
Jul 08, 2025 - Tue 81 68 71 60 77 0
Jul 07, 2025 - Mon 81 67 70 63 76 0
Jul 06, 2025 - Sun 80 66 69 63 79 0
Jul 05, 2025 - Sat 77 68 71 62 85 0
Jul 04, 2025 - Fri 79 68 71 64 96 0
Jul 03, 2025 - Thu 81 66 70 63 74 0
Jul 02, 2025 - Wed 82 68 70 65 48 0
Jul 01, 2025 - Tue 82 65 69 63 64 0
Jun 30, 2025 - Mon 85 68 70 60 146 0
Jun 29, 2025 - Sun 85 68 70 66 124 0
Data Summary 81 67 71 60 1,183 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)
Jul 11, 2025 - Fri 31 24 29 34 29 24
Jul 10, 2025 - Thu 29 22 27 32 27 22
Jul 09, 2025 - Wed 28 21 26 31 26 21
Jul 08, 2025 - Tue 29 22 27 32 27 22
Jul 07, 2025 - Mon 29 21 26 31 26 21
Jul 06, 2025 - Sun 30 21 26 31 26 21
Jul 05, 2025 - Sat 29 20 25 30 25 20
Jul 04, 2025 - Fri 30 21 26 31 26 21
Jul 03, 2025 - Thu 31 21 26 31 26 21
Jul 02, 2025 - Wed 32 24 29 34 29 24
Jul 01, 2025 - Tue 30 22 27 32 27 22
Jun 30, 2025 - Mon 30 24 29 34 29 24
Jun 29, 2025 - Sun 31 25 30 35 30 25
Data Summary 389 288 353 418 353 288
Chilling Hours
Date Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
Jul 11, 2025 - Fri 0 0
Jul 10, 2025 - Thu 0 0
Jul 09, 2025 - Wed 0 0
Jul 08, 2025 - Tue 0 0
Jul 07, 2025 - Mon 0 0
Jul 06, 2025 - Sun 0 0
Jul 05, 2025 - Sat 0 0
Jul 04, 2025 - Fri 0 0
Jul 03, 2025 - Thu 0 0
Jul 02, 2025 - Wed 0 0
Jul 01, 2025 - Tue 0 0
Jun 30, 2025 - Mon 0 0
Jun 29, 2025 - Sun 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