Marble Falls' 5 Day Weather Summary Sponsored by LCRA
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 0.12 80 64 40 15.45 0.00 0.44 4.24
Mar 30, 2025 - Sun 0.11 86 70 45 12.00 0.00 2.57 0.48
Mar 29, 2025 - Sat 0.14 87 64 48 15.71 0.00 1.74 7.57
Mar 28, 2025 - Fri 0.07 75 62 66 7.93 0.26 0.42 1.81
Mar 27, 2025 - Thu 0.04 66 62 87 3.61 0.53 0.42 1.42
Data Summary 0.47 87 62 57 54.70 0.79 1.12 3.10  
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 70 59 70 55 39 0
Mar 30, 2025 - Sun 76 70 73 66 33 0
Mar 29, 2025 - Sat 75 68 71 64 82 0
Mar 28, 2025 - Fri 66 65 71 62 28 0
Mar 27, 2025 - Thu 64 63 65 61 19 0
Data Summary 70 65 73 55 201 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 22 12 17 22 17 12
Mar 30, 2025 - Sun 28 18 23 28 23 18
Mar 29, 2025 - Sat 25 16 21 26 21 16
Mar 28, 2025 - Fri 19 9 14 19 14 9
Mar 27, 2025 - Thu 14 4 9 14 9 4
Data Summary 108 59 84 109 84 59
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
Mar 28, 2025 - Fri 0 0
Mar 27, 2025 - Thu 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 42 42
Dec 78 78
Jan 233 319
Feb 135 189
Mar 17 17
Total 505 645

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