Port Neches, TX Weather & Growing Conditions
Today
94°F
Sunny
Sunny, with a high near 94. Heat index values as high as 101. South wind 0 to 10 mph. Chance of precipitation is 20%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 94°F | Sunny | 0 to 10 mph S | 16% |
| Tonight | 78°F | Mostly Clear | 0 to 10 mph SW | 11% |
| Wednesday | 94°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SW | 25% |
| Wednesday Night | 77°F | Mostly Clear | 0 to 5 mph S | 7% |
| Thursday | 93°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph S | 36% |
| Thursday Night | 77°F | Chance Showers And Thunderstorms then Mostly Clear | 0 to 5 mph S | 36% |
| Friday | 92°F | Sunny then Chance Showers And Thunderstorms | 0 to 5 mph SE | 38% |
| Friday Night | 77°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 38% |
| Saturday | 91°F | Chance Showers And Thunderstorms | 0 to 5 mph E | 30% |
| Saturday Night | 77°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph SE | 30% |
| Sunday | 90°F | Chance Showers And Thunderstorms | 0 to 5 mph SE | 49% |
| Sunday Night | 78°F | Chance Showers And Thunderstorms then Partly Cloudy | 0 to 5 mph S | 49% |
| Monday | 90°F | Chance Showers And Thunderstorms | 0 to 10 mph S | 55% |
| Monday Night | 77°F | Showers And Thunderstorms Likely then Partly Cloudy | 0 to 10 mph S | 55% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Port Neches, TX
Last spring frost
Feb 14
First fall frost
Dec 7
Growing season
301 days
Hardiness zone
9b
Explore more for Port Neches, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Port Arthur Se Tx Ap, Tx (4.8 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.