Three Rivers, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Three Rivers, a city in Live Oak County, Texas.
This Afternoon
81°F
Mostly Sunny
Mostly sunny, with a high near 81. Heat index values as high as 82. North northwest wind 6 to 10 mph, with gusts as high as 20 mph.
7-day forecast for Three Rivers
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 81°F | Mostly Sunny | 6 to 10 mph NNW | 9% |
| Tonight | 54°F | Mostly Clear | 0 to 3 mph N | 0% |
| Wednesday | 79°F | Sunny | 1 to 6 mph NE | 0% |
| Wednesday Night | 55°F | Mostly Clear | 1 mph ENE | 1% |
| Thursday | 83°F | Partly Sunny | 1 to 5 mph E | 13% |
| Thursday Night | 61°F | Chance Showers And Thunderstorms | 0 to 13 mph N | 34% |
| Friday | 78°F | Sunny | 5 to 13 mph NNE | 3% |
| Friday Night | 54°F | Partly Cloudy | 0 to 7 mph NNE | 6% |
| Saturday | 73°F | Chance Rain Showers | 7 to 10 mph NNE | 33% |
| Saturday Night | 52°F | Slight Chance Rain Showers | 1 to 7 mph N | 15% |
| Sunday | 73°F | Slight Chance Rain Showers | 3 to 9 mph N | 15% |
| Sunday Night | 49°F | Partly Cloudy | 2 mph N | 5% |
| Monday | 74°F | Mostly Sunny | 1 to 5 mph NE | 4% |
| Monday Night | 50°F | Partly Cloudy | 1 mph NNE | 1% |
Forecast source: National Weather Service (api.weather.gov) for Three Rivers (28.467, -98.178). Updated through the day.
Growing snapshot for Three Rivers
Last spring frost
Feb 8
First fall frost
Dec 6
Growing season
302 days
Hardiness zone
9a
More local growing data for Three Rivers: nearby ZIP 78071 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Choke Canyon Dam, Tx (3.3 mi from Three Rivers). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.