Allen'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 0.18 67 48 10 21.48 0.00 5.48 6.49
Mar 18, 2025 - Tue 0.23 78 56 34 20.21 0.00 8.77 12.36
Mar 17, 2025 - Mon 0.21 78 48 14 21.66 0.00 1.43 9.17
Mar 16, 2025 - Sun 0.11 67 43 10 21.81 0.00 1.89 1.52
Mar 15, 2025 - Sat 0.15 70 54 5 18.25 0.00 1.11 6.13
Mar 14, 2025 - Fri 0.24 83 61 6 18.63 0.00 6.81 8.62
Mar 13, 2025 - Thu 0.13 83 50 11 18.89 0.00 0.38 3.63
Mar 12, 2025 - Wed 0.16 77 55 36 17.21 0.00 5.34 5.89
Mar 11, 2025 - Tue 0.17 76 44 19 20.72 0.00 2.87 8.24
Mar 10, 2025 - Mon 0.11 71 39 15 20.48 0.00 0.18 3.13
Mar 09, 2025 - Sun 0.05 54 41 51 6.55 0.03 2.56 3.67
Mar 08, 2025 - Sat 0.07 61 43 31 3.04 0.36 4.72 3.56
Mar 07, 2025 - Fri 0.15 79 55 22 14.33 0.00 7.58 1.24
Data Summary 1.98 83 39 20 223.25 0.39 3.78 5.66  
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 60 36 54 24 160 0
Mar 18, 2025 - Tue 68 48 55 40 238 0
Mar 17, 2025 - Mon 62 36 48 25 126 0
Mar 16, 2025 - Sun 55 27 34 19 32 0
Mar 15, 2025 - Sat 62 34 40 29 78 0
Mar 14, 2025 - Fri 71 47 55 37 163 0
Mar 13, 2025 - Thu 67 42 51 28 41 0
Mar 12, 2025 - Wed 66 49 55 42 113 0
Mar 11, 2025 - Tue 62 38 47 29 99 0
Mar 10, 2025 - Mon 54 34 41 27 31 0
Mar 09, 2025 - Sun 45 39 42 33 52 0
Mar 08, 2025 - Sat 48 37 41 31 96 0
Mar 07, 2025 - Fri 64 46 51 33 93 0
Data Summary 60 39 55 19 1,322 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 8 0 3 8 3 0
Mar 18, 2025 - Tue 17 7 12 17 12 7
Mar 17, 2025 - Mon 13 3 8 13 8 3
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
Mar 13, 2025 - Thu 17 7 12 17 12 7
Mar 12, 2025 - Wed 16 6 11 16 11 6
Mar 11, 2025 - Tue 10 0 5 10 5 0
Mar 10, 2025 - Mon 5 0 0 5 0 0
Mar 09, 2025 - Sun 0 0 0 0 0 0
Mar 08, 2025 - Sat 2 0 0 2 0 0
Mar 07, 2025 - Fri 17 7 12 17 12 7
Data Summary 144 44 87 144 87 44
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 2 2
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 1 1
Mar 10, 2025 - Mon 10 10
Mar 09, 2025 - Sun 16 16
Mar 08, 2025 - Sat 4 4
Mar 07, 2025 - Fri 0 0
Data Summary 33 33
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 2 2
Nov 75 75
Dec 155 165
Jan 235 432
Feb 190 304
Mar 48 48
Total 705 1026

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