Blum's 3 Day Weather Summary Sponsored by Texas Water Development Board
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)
May 06, 2025 - Tue 0.04 72 59 79 0.00 0.00 5.75 8.71
May 05, 2025 - Mon 0.07 72 56 54 0.00 0.01 0.00 9.89
May 04, 2025 - Sun 0.05 74 51 38 0.00 0.00 0.00 5.04
Data Summary 0.17 74 51 57 0.00 0.01 1.92 7.88  
Detailed Crop Weather Data
Date Average Temp
(f)
Dew Point
(f)
Max Dewpoint
(f)
Min Dewpoint
(f)
Wind Run
(miles/day)
Soil Temp
(f)
May 06, 2025 - Tue 64 61 67 55 555 69
May 05, 2025 - Mon 62 54 57 51 560 70
May 04, 2025 - Sun 63 51 55 47 218 71
Data Summary 63 55 67 47 1,334 70
Heat Units
Date Corn
(heat units)
Cotton
(heat units)
Sorghum
(heat units)
50 Degree
(heat units)
55 Degree
(heat units)
60 Degree
(heat units)
May 06, 2025 - Tue 16 6 11 16 11 6
May 05, 2025 - Mon 14 4 9 14 9 4
May 04, 2025 - Sun 13 3 8 13 8 3
Data Summary 43 13 28 43 28 13
Chilling Hours
Date Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
May 06, 2025 - Tue 0 0
May 05, 2025 - Mon 0 0
May 04, 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 5 5
Nov 41 41
Dec 121 121
Jan 301 427
Feb 196 292
Mar 42 42
Total 706 928

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