Princeton'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 0.14 69 49 37 22.18 0.00 1.58 4.19
Mar 30, 2025 - Sun 0.18 82 59 43 18.01 0.25 2.82 5.60
Mar 29, 2025 - Sat 0.14 77 62 57 14.56 0.00 6.68 10.11
Data Summary 0.46 82 49 45 54.75 0.25 3.69 6.63  
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 58 42 46 37 72 0
Mar 30, 2025 - Sun 70 56 62 45 144 0
Mar 29, 2025 - Sat 68 61 62 59 161 0
Data Summary 65 53 62 37 376 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 9 0 4 9 4 0
Mar 30, 2025 - Sun 20 10 15 20 15 10
Mar 29, 2025 - Sat 20 10 15 20 15 10
Data Summary 49 20 34 49 34 20
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 85 87
Dec 158 169
Jan 215 439
Feb 191 305
Mar 57 57
Total 706 1057

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