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)
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
Mar 16, 2025 - Sun 0.12 68 47 8 19.28 0.00 2.50 1.04
Mar 15, 2025 - Sat 0.19 72 57 5 15.86 0.00 0.84 11.31
Mar 14, 2025 - Fri 0.28 85 63 4 16.63 0.00 6.69 10.96
Mar 13, 2025 - Thu 0.13 84 56 8 16.96 0.00 0.00 6.46
Mar 12, 2025 - Wed 0.17 80 57 33 15.22 0.00 3.64 7.95
Mar 11, 2025 - Tue 0.19 78 49 16 18.01 0.00 0.72 9.74
Mar 10, 2025 - Mon 0.11 73 42 15 18.14 0.00 0.00 3.40
Mar 09, 2025 - Sun 0.05 55 43 50 5.67 0.02 1.89 4.34
Mar 08, 2025 - Sat 0.11 63 44 30 2.65 0.58 9.98 6.79
Mar 07, 2025 - Fri 0.15 80 56 22 12.48 0.00 7.94 1.07
Data Summary 2.21 85 42 18 196.95 0.60 4.20 7.85  
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
Mar 16, 2025 - Sun 57 28 35 20 38 0
Mar 15, 2025 - Sat 64 35 40 32 123 0
Mar 14, 2025 - Fri 73 48 55 39 205 0
Mar 13, 2025 - Thu 70 43 51 30 39 0
Mar 12, 2025 - Wed 68 49 56 43 127 0
Mar 11, 2025 - Tue 64 39 48 31 116 0
Mar 10, 2025 - Mon 57 35 42 28 39 0
Mar 09, 2025 - Sun 46 38 40 35 47 0
Mar 08, 2025 - Sat 50 38 41 32 174 0
Mar 07, 2025 - Fri 65 47 52 34 103 0
Data Summary 62 40 56 20 1,705 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
Mar 16, 2025 - Sun 8 0 3 8 3 0
Mar 15, 2025 - Sat 14 4 9 14 9 4
Mar 14, 2025 - Fri 24 14 19 24 19 14
Mar 13, 2025 - Thu 20 10 15 20 15 10
Mar 12, 2025 - Wed 18 8 13 18 13 8
Mar 11, 2025 - Tue 13 3 8 13 8 3
Mar 10, 2025 - Mon 7 0 2 7 2 0
Mar 09, 2025 - Sun 0 0 0 0 0 0
Mar 08, 2025 - Sat 4 0 0 4 0 0
Mar 07, 2025 - Fri 18 8 13 18 13 8
Data Summary 171 62 112 171 112 62
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
Mar 16, 2025 - Sun 0 0
Mar 15, 2025 - Sat 0 0
Mar 14, 2025 - Fri 0 0
Mar 13, 2025 - Thu 0 0
Mar 12, 2025 - Wed 0 0
Mar 11, 2025 - Tue 0 0
Mar 10, 2025 - Mon 6 6
Mar 09, 2025 - Sun 12 12
Mar 08, 2025 - Sat 1 1
Mar 07, 2025 - Fri 0 0
Data Summary 19 19
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