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)
Dec 08, 2019 - Sun 0.05 70 48 58 8.13 0.00 0.67 3.62
Dec 07, 2019 - Sat 0.04 68 44 45 10.51 0.00 0.49 2.03
Dec 06, 2019 - Fri 0.07 67 57 47 11.13 0.00 3.20 4.66
Dec 05, 2019 - Thu 0.06 72 52 51 9.25 0.00 0.15 3.13
Dec 04, 2019 - Wed 0.03 68 39 23 11.21 0.00 0.01 2.36
Dec 03, 2019 - Tue 0.06 67 34 29 11.53 0.00 0.00 3.09
Dec 02, 2019 - Mon 0.05 59 36 25 11.73 0.00 0.16 2.96
Data Summary 0.36 72 34 39 73.50 0.00 0.67 3.12  
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)
Dec 08, 2019 - Sun 58 50 56 44 9 0 4 9 4 0 43 0
Dec 07, 2019 - Sat 54 42 48 36 6 0 1 6 1 0 22 0
Dec 06, 2019 - Fri 63 50 60 42 12 2 7 12 7 2 65 0
Dec 05, 2019 - Thu 61 47 55 36 12 2 7 12 7 2 39 0
Dec 04, 2019 - Wed 52 38 41 33 4 0 0 4 0 0 19 0
Dec 03, 2019 - Tue 48 35 42 30 0 0 0 0 0 0 29 0
Dec 02, 2019 - Mon 46 28 32 26 0 0 0 0 0 0 36 0
Data Summary 54 41 60 26 43 4 19 43 19 4 253 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