Marathon, NY Weather Forecast

Cortland County

Current Weather

85°
Reported in Binghamton, NY

24 Hour Weather Forecast

Through 7pm

Lower
90s

Sun and mainly thin clouds.
Elevated Weather Threat: Heat index 95-105.
Forecast Confidence is High: The actual weather should nearly match the forecast.

Evening

Lower
80s

A few occasional clouds. Otherwise, mostly clear.
No weather hazards are expected.
Forecast Confidence is High: The actual weather should nearly match the forecast.

Wednesday Morning

Lower
70s

Partly cloudy.
No weather hazards are expected.
Forecast Confidence is High: The actual weather should nearly match the forecast.

7 Day Weather Forecast

finger lakes weather seven day forecast graphic

Latest News

finger lakes weather 7-day forecast fri jul 10 | fri, a few showers, mainly south near 80 | sat, sun and clouds near 80 | sun, mostly sunny near 80 | mon, sun and clouds mid 80 | tues, sunny a few clouds near 90 | wed, sunny a few clouds mid 80 | thur, sunny a few clouds low 80

10 Jul 2026

Dry weather builds in this weekend, continues next week

by Meteorologist Drew Montreuil | posted in: Forecast | 1

After a cold front touches off a few showers on Friday, mainly over the Southern Tier, a period of dry weather will build in. Humidity will be low this weekend, but will increase along with the temperatures next week. A weak cold front next Tuesday night looks dry at this time, with a chance for the entire week to remain rain-free.… Read More