TAMU Irrigation Lab's 14 Day Weather Summary Sponsored by Texas A&M Agrilife Extension
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 78 63 60 14.52 0.00 3.47 4.33
Mar 30, 2025 - Sun 0.09 81 69 77 8.23 0.00 2.78 4.30
Mar 29, 2025 - Sat 0.13 84 64 64 15.04 0.00 3.45 6.99
Mar 28, 2025 - Fri 0.06 69 63 0 5.11 0.19 3.46 5.00
Mar 27, 2025 - Thu 0.05 70 64 77 4.29 0.30 1.62 6.26
Mar 26, 2025 - Wed 0.10 78 65 65 11.23 0.00 5.72 3.61
Mar 25, 2025 - Tue 0.18 87 62 32 20.25 0.00 2.26 3.34
Mar 24, 2025 - Mon 0.15 81 59 52 19.85 0.05 5.29 2.60
Mar 23, 2025 - Sun 0.12 82 66 64 11.26 0.00 5.45 7.01
Mar 22, 2025 - Sat 0.17 79 56 53 19.29 0.00 3.36 8.71
Mar 21, 2025 - Fri 0.19 74 44 36 20.14 0.00 7.02 7.45
Mar 20, 2025 - Thu 0.17 65 43 31 20.80 0.00 7.97 8.05
Mar 19, 2025 - Wed 0.20 75 57 26 20.04 0.00 7.03 11.99
Mar 18, 2025 - Tue 0.17 78 56 57 19.11 0.00 7.04 11.95
Data Summary 1.89 87 43 49 209.16 0.54 4.71 6.54  
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 61 70 55 84 0
Mar 30, 2025 - Sun 74 70 73 67 86 0
Mar 29, 2025 - Sat 73 67 71 63 108 0
Mar 28, 2025 - Fri 66 62 66 31 98 0
Mar 27, 2025 - Thu 66 63 65 59 102 0
Mar 26, 2025 - Wed 71 64 67 60 90 0
Mar 25, 2025 - Tue 74 60 65 55 80 0
Mar 24, 2025 - Mon 71 59 66 50 71 0
Mar 23, 2025 - Sun 72 66 70 61 144 0
Mar 22, 2025 - Sat 67 56 63 48 158 0
Mar 21, 2025 - Fri 60 40 52 27 161 0
Mar 20, 2025 - Thu 55 34 41 26 169 0
Mar 19, 2025 - Wed 68 51 62 35 227 0
Mar 18, 2025 - Tue 67 57 63 51 217 0
Data Summary 68 57 73 26 1,796 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 20 10 15 20 15 10
Mar 30, 2025 - Sun 25 15 20 25 20 15
Mar 29, 2025 - Sat 24 14 19 24 19 14
Mar 28, 2025 - Fri 16 6 11 16 11 6
Mar 27, 2025 - Thu 17 7 12 17 12 7
Mar 26, 2025 - Wed 21 11 16 21 16 11
Mar 25, 2025 - Tue 24 15 20 25 20 15
Mar 24, 2025 - Mon 20 10 15 20 15 10
Mar 23, 2025 - Sun 24 14 19 24 19 14
Mar 22, 2025 - Sat 17 7 12 17 12 7
Mar 21, 2025 - Fri 9 0 4 9 4 0
Mar 20, 2025 - Thu 4 0 0 4 0 0
Mar 19, 2025 - Wed 16 6 11 16 11 6
Mar 18, 2025 - Tue 17 7 12 17 12 7
Data Summary 254 122 186 255 186 122
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 30 30
Dec 57 57
Jan 213 299
Feb 129 170
Mar 11 11
Total 440 567

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