Shiro, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Shiro, a community in Grimes County, Texas.
Today
74°F
Sunny
Sunny. High near 74, with temperatures falling to around 71 in the afternoon. North wind 5 to 10 mph.
7-day forecast for Shiro
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Sunny | 5 to 10 mph N | 0% |
| Tonight | 50°F | Clear | 0 to 5 mph E | 0% |
| Thursday | 78°F | Sunny | 0 to 5 mph S | 1% |
| Thursday Night | 57°F | Partly Cloudy | 0 to 10 mph SW | 4% |
| Friday | 75°F | Mostly Sunny | 10 mph N | 0% |
| Friday Night | 52°F | Partly Cloudy | 5 to 10 mph N | 0% |
| Saturday | 70°F | Partly Sunny | 5 to 10 mph NE | 4% |
| Saturday Night | 49°F | Mostly Cloudy | 5 mph NE | 13% |
| Sunday | 65°F | Mostly Sunny | 5 to 10 mph N | 10% |
| Sunday Night | 45°F | Mostly Clear | 0 to 5 mph N | 4% |
| Monday | 68°F | Sunny | 0 to 5 mph NE | 3% |
| Monday Night | 46°F | Mostly Clear | 0 mph | 3% |
| Tuesday | 72°F | Mostly Sunny | 0 to 5 mph SE | 3% |
| Tuesday Night | 49°F | Partly Cloudy | 0 mph | 3% |
Forecast source: National Weather Service (api.weather.gov) for Shiro (30.604, -95.888). Updated through the day.
Growing snapshot for Shiro
Last spring frost
Mar 2
First fall frost
Nov 26
Growing season
272 days
Hardiness zone
9a
More local growing data for Shiro: nearby ZIP 77876 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Huntsville Muni Ap, Tx (19 mi from Shiro). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.