Marathon, TX is located in the beautiful Big Bend region of Texas where the climate ranges from hot and dry to mild and humid. Summers are generally hot and humid with temperatures reaching up to 100 degrees Fahrenheit. Winters are much milder with temperatures rarely dropping below 40 degrees. The rainfall is low throughout the year, averaging at just about 12 inches annually. The winters tend to be dry and cool, while spring and summer bring high humidity levels, thunderstorms, and occasional flash flooding. Marathon experiences all four seasons, however the humidity can make it feel like summer all year round.
Marathon (zip 79842), Texas gets 15 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Marathon (zip 79842) averages 1 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 252 sunny days per year in Marathon (zip 79842). The US average is 205 sunny days.
Marathon (zip 79842) gets some kind of precipitation, on average, 49 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 90 degrees
Winter Low: the January low is 28
Rain: averages 15 inches of rain a year
Snow: averages 1 inches of snow a year