San Antonio, Weather & Growing Conditions
Today
86°F
Haze
Haze and isolated rain showers. Mostly sunny. High near 86, with temperatures falling to around 82 in the afternoon. East northeast wind around 14 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 86°F | Haze | 14 mph ENE | 20% |
| Tonight | 72°F | Scattered Rain Showers | 8 to 14 mph E | 30% |
| Wednesday | 87°F | Chance Showers And Thunderstorms | 10 mph ENE | 60% |
| Wednesday Night | 71°F | Scattered Rain Showers then Partly Cloudy | 8 mph E | 40% |
| Thursday | 86°F | Mostly Sunny then Scattered Rain Showers | 7 to 14 mph E | 40% |
| Thursday Night | 71°F | Isolated Rain Showers then Mostly Clear | 8 to 14 mph E | 5% |
| Friday | 86°F | Sunny then Isolated Rain Showers | 9 to 13 mph ENE | 10% |
| Friday Night | 72°F | Isolated Rain Showers | 8 to 13 mph E | 5% |
| Saturday | 88°F | Isolated Rain Showers | 8 to 14 mph ENE | 10% |
| Saturday Night | 73°F | Isolated Rain Showers | 7 to 14 mph E | 10% |
| Sunday | 89°F | Mostly Sunny then Isolated Rain Showers | 8 to 20 mph ENE | 20% |
| Sunday Night | 73°F | Clear | 7 to 17 mph E | 0% |
| Monday | 89°F | Sunny | 7 to 20 mph ENE | 4% |
| Monday Night | 73°F | Mostly Clear | 9 to 18 mph E | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for San Antonio,
Growing season
365 days
Explore more for San Antonio, : full frost dates · planting calendar
Climate data from the nearest NOAA station, Isabela Substn, Pr Rq (8.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.