Del Mar Heights, TX Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Del Mar Heights, a community in Cameron County, Texas.
Overnight
70°F
Slight Chance Rain Showers
A slight chance of rain showers. Mostly cloudy, with a low around 70. North wind around 13 mph. Chance of precipitation is 20%.
7-day forecast for Del Mar Heights
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 70°F | Slight Chance Rain Showers | 13 mph N | 22% |
| Wednesday | 81°F | Mostly Sunny | 13 mph NNE | 10% |
| Wednesday Night | 69°F | Mostly Clear | 2 to 7 mph E | 1% |
| Thursday | 88°F | Mostly Sunny | 5 to 13 mph SSE | 7% |
| Thursday Night | 72°F | Showers And Thunderstorms Likely | 2 to 9 mph SW | 57% |
| Friday | 82°F | Showers And Thunderstorms Likely | 6 to 17 mph N | 61% |
| Friday Night | 68°F | Mostly Cloudy | 6 to 12 mph N | 13% |
| Saturday | 80°F | Partly Sunny then Chance Rain Showers | 10 to 15 mph NNE | 29% |
| Saturday Night | 65°F | Chance Rain Showers | 10 to 15 mph NNE | 46% |
| Sunday | 75°F | Chance Rain Showers | 18 mph N | 53% |
| Sunday Night | 59°F | Slight Chance Rain Showers then Mostly Cloudy | 10 to 16 mph N | 17% |
| Monday | 75°F | Mostly Sunny | 10 to 14 mph N | 9% |
| Monday Night | 60°F | Partly Cloudy | 2 to 8 mph NNE | 3% |
| Tuesday | 78°F | Partly Sunny | 5 to 10 mph NE | 9% |
Forecast source: National Weather Service (api.weather.gov) for Del Mar Heights (26.057, -97.424). Updated through the day.
Growing snapshot for Del Mar Heights
Last spring frost
Jan 9
First fall frost
Jan 4
Growing season
365 days
Hardiness zone
10a
More local growing data for Del Mar Heights: nearby ZIP 78526 weather · frost dates · planting calendar · Texas frost dates
Nearby towns & communities
Arroyo Colorado Estates
Arroyo Gardens
Bayview
Bixby
Bluetown
Brownsville
Cameron Park
Chula Vista
Combes
El Camino Angosto
Encantada-Ranchito-El Calaboz
Green Valley Farms
Harlingen
Iglesia Antigua
Indian Lake
Juarez
La Feria
La Feria North
La Paloma
La Tina Ranch
Lago
Laguna Heights
Laguna Vista
Las Palmas II
Lasana
Laureles
Los Fresnos
Los Indios
Lozano
Olmito
Climate data from the nearest NOAA station, Wfo Brownsville, Tx (5.8 mi from Del Mar Heights). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.