Princeton's 14 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 16, 2025 - Wed 0.23 91 76 47 22.01 0.00 4.61 8.31
Jul 15, 2025 - Tue 0.24 91 75 44 23.64 0.00 4.53 8.14
Jul 14, 2025 - Mon 0.14 89 72 47 13.33 0.02 0.76 4.94
Jul 13, 2025 - Sun 0.17 88 70 43 17.95 0.01 4.33 4.09
Jul 12, 2025 - Sat 0.22 90 69 43 22.12 0.78 5.69 4.48
Jul 11, 2025 - Fri 0.28 90 76 43 25.30 0.00 5.56 10.46
Jul 10, 2025 - Thu 0.24 91 73 44 24.43 0.00 2.98 8.77
Jul 09, 2025 - Wed 0.22 91 71 44 23.80 0.00 1.25 3.81
Jul 08, 2025 - Tue 0.24 92 75 40 23.17 0.00 3.60 5.74
Jul 07, 2025 - Mon 0.20 87 74 52 20.92 0.25 0.00 8.83
Jul 06, 2025 - Sun 0.19 87 74 38 18.41 0.00 1.62 4.10
Jul 05, 2025 - Sat 0.20 88 72 45 20.03 0.00 3.07 7.41
Jul 04, 2025 - Fri 0.17 87 74 53 16.22 0.17 3.35 7.53
Jul 03, 2025 - Thu 0.12 85 75 39 10.49 0.03 0.06 4.45
Data Summary 2.84 92 69 44 281.81 1.26 2.96 6.51  
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 16, 2025 - Wed 83 71 72 69 127 0
Jul 15, 2025 - Tue 83 71 73 70 119 0
Jul 14, 2025 - Mon 78 70 72 67 62 0
Jul 13, 2025 - Sun 78 69 74 65 82 0
Jul 12, 2025 - Sat 81 69 72 57 154 0
Jul 11, 2025 - Fri 83 68 70 66 176 0
Jul 10, 2025 - Thu 82 69 71 66 125 0
Jul 09, 2025 - Wed 80 68 72 66 77 0
Jul 08, 2025 - Tue 81 69 72 65 109 0
Jul 07, 2025 - Mon 80 68 71 65 91 0
Jul 06, 2025 - Sun 80 67 70 65 93 0
Jul 05, 2025 - Sat 79 69 73 67 117 0
Jul 04, 2025 - Fri 78 70 72 66 109 0
Jul 03, 2025 - Thu 79 68 72 63 59 0
Data Summary 80 69 74 57 1,501 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 16, 2025 - Wed 31 23 28 33 28 23
Jul 15, 2025 - Tue 30 23 28 33 28 23
Jul 14, 2025 - Mon 29 20 25 30 25 20
Jul 13, 2025 - Sun 28 19 24 29 24 19
Jul 12, 2025 - Sat 27 19 24 29 24 19
Jul 11, 2025 - Fri 31 23 28 33 28 23
Jul 10, 2025 - Thu 29 22 27 32 27 22
Jul 09, 2025 - Wed 28 21 26 31 26 21
Jul 08, 2025 - Tue 30 23 28 33 28 23
Jul 07, 2025 - Mon 30 20 25 30 25 20
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 20 25 30 25 20
Jul 03, 2025 - Thu 30 20 25 30 25 20
Data Summary 412 294 364 434 364 294
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 85 87
Dec 158 169
Jan 215 439
Feb 191 305
Mar 55 55
Total 704 1055

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