San Antonio North's 5 Day Weather Summary Sponsored by San Antonio Water System
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 08, 2025 - Thu 0.17 82 65 36 17.82 0.04 1.38 5.26
May 07, 2025 - Wed 0.22 84 63 31 25.96 0.00 1.83 5.34
May 06, 2025 - Tue 0.17 88 64 24 16.57 0.02 1.46 3.50
May 05, 2025 - Mon 0.10 78 63 47 5.50 0.42 3.73 4.26
May 04, 2025 - Sun 0.22 80 57 19 25.86 0.00 1.14 6.90
Data Summary 0.89 88 57 31 91.70 0.48 1.91 5.05  
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 08, 2025 - Thu 72 59 61 54 94 0
May 07, 2025 - Wed 74 59 64 55 88 0
May 06, 2025 - Tue 75 63 71 55 89 0
May 05, 2025 - Mon 68 60 68 53 115 0
May 04, 2025 - Sun 69 46 52 41 99 0
Data Summary 71 57 71 41 485 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)
May 08, 2025 - Thu 23 13 18 23 18 13
May 07, 2025 - Wed 24 14 19 24 19 14
May 06, 2025 - Tue 25 16 21 26 21 16
May 05, 2025 - Mon 21 11 16 21 16 11
May 04, 2025 - Sun 18 8 13 18 13 8
Data Summary 111 62 87 112 87 62
Chilling Hours
Date Method 1
(Hours >= 32 & <= 45 F)
Method 2
(Hours <= 45 F)
May 08, 2025 - Thu 0 0
May 07, 2025 - Wed 0 0
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 0 0
Nov 20 20
Dec 48 48
Jan 210 284
Feb 111 164
Mar 13 13
Total 402 529

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