Port Mansfield, TX Weather & Growing Conditions
Overnight
81°F
Mostly Clear
Mostly clear, with a low around 81. East southeast wind 3 to 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 81°F | Mostly Clear | 3 to 8 mph ESE | 11% |
| Saturday | 88°F | Sunny | 2 to 13 mph NE | 8% |
| Saturday Night | 80°F | Mostly Clear | 3 to 13 mph SE | 2% |
| Sunday | 89°F | Sunny | 2 to 13 mph NE | 7% |
| Sunday Night | 81°F | Partly Cloudy | 5 to 13 mph SE | 1% |
| Monday | 89°F | Sunny | 2 to 13 mph ESE | 14% |
| Monday Night | 80°F | Mostly Clear | 2 to 13 mph ESE | 14% |
| Tuesday | 90°F | Chance Showers And Thunderstorms | 1 to 14 mph ESE | 28% |
| Tuesday Night | 80°F | Chance Showers And Thunderstorms then Mostly Clear | 5 to 14 mph E | 28% |
| Wednesday | 90°F | Chance Showers And Thunderstorms | 5 to 15 mph E | 31% |
| Wednesday Night | 81°F | Chance Showers And Thunderstorms | 6 to 15 mph E | 26% |
| Thursday | 90°F | Chance Showers And Thunderstorms | 6 to 16 mph ENE | 35% |
| Thursday Night | 80°F | Chance Showers And Thunderstorms | 9 to 16 mph ENE | 32% |
| Friday | 90°F | Chance Showers And Thunderstorms | 9 to 16 mph NE | 40% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Port Mansfield, TX
Last spring frost
Jan 12
First fall frost
Jan 1
Growing season
362 days
Hardiness zone
10a
Explore more for Port Mansfield, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Port Mansfield, Tx (1.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.