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Heath, TX Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for Heath, a city in Rockwall County, Texas.

This Afternoon
100°F
Sunny
Sunny. High near 100, with temperatures falling to around 98 in the afternoon. Heat index values as high as 103. South southeast wind around 5 mph.

7-day forecast for Heath

WhenTempForecastWindPrecip
This Afternoon 100°F Sunny 5 mph SSE 0%
Tonight 74°F Clear 5 mph S 0%
Saturday 100°F Sunny 5 to 10 mph S 0%
Saturday Night 74°F Mostly Clear 5 to 10 mph S 0%
Sunday 100°F Mostly Sunny 5 to 10 mph S 5%
Sunday Night 75°F Chance Showers And Thunderstorms 5 mph S 37%
Monday 95°F Chance Rain Showers then Slight Chance Showers And Thunderstorms 5 mph SW 37%
Monday Night 73°F Slight Chance Showers And Thunderstorms then Partly Cloudy 5 mph NE 18%
Tuesday 95°F Mostly Sunny 5 to 10 mph NNE 11%
Tuesday Night 71°F Partly Cloudy 5 to 10 mph NE 8%
Wednesday 95°F Mostly Sunny 10 mph NE 8%
Wednesday Night 71°F Partly Cloudy 5 to 10 mph ENE 4%
Thursday 94°F Mostly Sunny 5 to 10 mph ENE 4%
Thursday Night 70°F Partly Cloudy 5 to 10 mph ENE 4%

Forecast source: National Weather Service (api.weather.gov) for Heath (32.854, -96.464). Updated through the day.

Growing snapshot for Heath

Last spring frost
Mar 10
First fall frost
Nov 19
Growing season
254 days
Hardiness zone
8b

More local growing data for Heath: nearby ZIP 75032 weather · frost dates · planting calendar · Texas frost dates

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Climate data from the nearest NOAA station, Lavon Dam, Tx (12.7 mi from Heath). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.