Marathon, TX Weather & Growing Conditions
Tonight
48°F
Mostly Clear
Mostly clear, with a low around 48. Northeast wind 0 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 48°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Wednesday | 72°F | Sunny | 0 to 10 mph E | 0% |
| Wednesday Night | 51°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Thursday | 73°F | Sunny | 5 to 15 mph N | 0% |
| Thursday Night | 47°F | Mostly Clear | 5 to 10 mph N | 0% |
| Friday | 66°F | Mostly Sunny | 5 to 10 mph NE | 0% |
| Friday Night | 47°F | Mostly Cloudy then Chance Rain Showers | 5 to 10 mph E | 28% |
| Saturday | 62°F | Slight Chance Rain Showers | 10 mph NE | 24% |
| Saturday Night | 44°F | Slight Chance Rain Showers | 5 to 10 mph NE | 17% |
| Sunday | 63°F | Mostly Sunny | 5 to 10 mph NE | 8% |
| Sunday Night | 43°F | Mostly Clear | 0 to 5 mph NE | 3% |
| Monday | 67°F | Sunny | 0 to 5 mph SW | 2% |
| Monday Night | 46°F | Partly Cloudy | 0 to 5 mph NE | 0% |
| Tuesday | 71°F | Mostly Sunny | 0 to 5 mph SW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Marathon, TX
Last spring frost
Apr 7
First fall frost
Nov 1
Growing season
205 days
Hardiness zone
8b
Explore more for Marathon, TX: full frost dates · planting calendar · Texas frost dates
Climate data from the nearest NOAA station, Marathon, Tx (19.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.