Huntsville's 7 Day Weather Summary Sponsored by Sam Houston State University
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)
Nov 26, 2020 - Thu 0.04 75 44 49 9.98 0.00 0.01 2.11
Nov 25, 2020 - Wed 0.06 71 45 38 11.13 0.64 0.00 2.62
Nov 24, 2020 - Tue 0.04 74 53 71 4.44 0.00 0.17 2.98
Nov 23, 2020 - Mon 0.04 64 52 64 5.29 0.00 2.34 1.35
Nov 22, 2020 - Sun 0.06 77 58 42 7.78 0.00 0.00 3.43
Nov 19, 2020 - Thu 0.07 76 53 47 11.21 0.00 0.09 2.96
Nov 18, 2020 - Wed 0.08 74 52 17 13.03 0.00 0.42 2.32
Data Summary 0.40 77 44 46 62.87 0.64 0.43 2.54  
Detailed Crop Weather Data
Date Average Temp
(f)
Dew Point
(f)
Max Dewpoint
(f)
Min Dewpoint
(f)
Corn
(heat units)
Cotton
(heat units)
Sorghum
(heat units)
50 Degree
(heat units)
55 Degree
(heat units)
60 Degree
(heat units)
Wind Run
(miles/day)
Soil Temp
(f)
Nov 26, 2020 - Thu 60 49 58 38 10 0 5 10 5 0 21 0
Nov 25, 2020 - Wed 58 47 65 37 8 0 3 8 3 0 36 0
Nov 24, 2020 - Tue 64 59 65 50 14 4 9 14 9 4 44 0
Nov 23, 2020 - Mon 56 49 51 48 8 0 3 8 3 0 35 0
Nov 22, 2020 - Sun 67 56 58 52 18 8 13 18 13 8 33 0
Nov 19, 2020 - Thu 64 53 59 45 14 4 9 14 9 4 38 0
Nov 18, 2020 - Wed 61 38 45 32 13 3 8 13 8 3 31 0
Data Summary 61 50 65 32 85 19 50 85 50 19 239 0

Calculators

Home Owner
Landscape
Crop
Home Owner Calculator
Select Turf Growth Conditions
1.) Sunlight Exposure
2.) Turf Type
Water requirement for the selected turf type based on the previous 7 days of weather data.
Precipitation Parameters
3.) Effective Rainfall
Water requirement less effective rainfall.
Sprinkler Precipitation Rate
4.) Sprinkler Precipitation Rate
Calculate Watering Run Time
Total Run Time
Irrigations/Week
Run Time/Irrigation
There are errors above. Please correct before continuing.
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