Royse City, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Royse City, a city in Rockwall County, Texas.
This Afternoon
98°F
Sunny
Sunny, with a high near 98. Heat index values as high as 102. South wind around 10 mph.
7-day forecast for Royse City
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 98°F | Sunny | 10 mph S | 0% |
| Tonight | 73°F | Mostly Clear | 5 to 10 mph S | 0% |
| Sunday | 99°F | Mostly Sunny | 5 to 10 mph S | 8% |
| Sunday Night | 73°F | Mostly Cloudy then Chance Showers And Thunderstorms | 5 mph SSE | 40% |
| Monday | 96°F | Chance Showers And Thunderstorms | 5 mph WSW | 40% |
| Monday Night | 71°F | Slight Chance Showers And Thunderstorms then Partly Cloudy | 5 mph NNE | 20% |
| Tuesday | 93°F | Mostly Sunny | 10 mph NNE | 11% |
| Tuesday Night | 68°F | Partly Cloudy | 5 to 10 mph NE | 11% |
| Wednesday | 92°F | Sunny | 5 to 10 mph ENE | 10% |
| Wednesday Night | 68°F | Partly Cloudy | 5 mph ENE | 2% |
| Thursday | 92°F | Mostly Sunny | 5 mph E | 2% |
| Thursday Night | 68°F | Partly Cloudy | 5 mph E | 1% |
| Friday | 92°F | Mostly Sunny | 5 mph E | 3% |
| Friday Night | 68°F | Partly Cloudy | 5 mph E | 3% |
Forecast source: National Weather Service (api.weather.gov) for Royse City (32.980, -96.316). Updated through the day.
Growing snapshot for Royse City
Last spring frost
Mar 10
First fall frost
Nov 19
Growing season
254 days
Hardiness zone
8b
More local growing data for Royse City: nearby ZIP 75189 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lavon Dam, Tx (12 mi from Royse City). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.