January weather in Marathon, NY
The average temperature in Marathon in January is 23.8°F (15.3°F–32.3°F). Average precipitation: 2.56 inches.
January is a winter month in Marathon, and is cooler than the annual average of 46.8°F. Daily temperatures swing about 17°F between overnight low and afternoon high. Daylight averages about 9h 13m. For travel, January is cold.
Avg High
32.3°F
Avg Low
15.3°F
Precipitation
2.56 in
Daylight
9h 13m
January records in Marathon
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 52.0°F (2022) | -7.1°F (2018) | 0.57 in (2019) |
| January 2 | 53.1°F (2022) | -9.0°F (2018) | 0.53 in (2021) |
| January 3 | 51.1°F (2023) | -8.0°F (2018) | 0.43 in (2014) |
| January 4 | 50.0°F (2023) | -13.0°F (2014) | 0.62 in (2017) |
| January 5 | 57.0°F (2023) | 0.0°F (2018) | 0.75 in (1949) |
| January 6 | 51.1°F (2014) | 0.0°F (2018) | 0.84 in (1950) |
| January 7 | 52.0°F (2012) | -6.0°F (2018) | 0.59 in (2024) |
| January 8 | 52.0°F (2012) | -5.1°F (2018) | 0.06 in (2011) |
| January 9 | 48.0°F (2026) | 1.0°F (2015) | 0.55 in (2019) |
| January 10 | 48.0°F (2024) | 6.1°F (2017) | 0.60 in (2024) |
| January 11 | 52.0°F (2016) | 7.0°F (2015) | 0.48 in (2016) |
| January 12 | 64.0°F (2020) | 6.1°F (2022) | 0.66 in (2014) |
| January 13 | 62.1°F (2018) | 3.0°F (2015) | 1.27 in (2018) |
| January 14 | 55.9°F (2013) | -14.1°F (2015) | 0.12 in (2014) |
| January 15 | 55.9°F (2013) | -13.0°F (2015) | 0.44 in (2026) |
| January 16 | 45.0°F (2020) | -6.0°F (2012) | 0.30 in (2021) |
| January 17 | 39.9°F (2016) | -5.1°F (2011) | 0.80 in (2022) |
| January 18 | 46.9°F (2012) | -9.0°F (2011) | 0.66 in (2017) |
| January 19 | 39.9°F (2015) | -6.0°F (2018) | 0.12 in (2020) |
| January 20 | 46.9°F (2013) | 0.0°F (2012) | 1.04 in (2019) |
| January 21 | 46.0°F (2018) | -2.9°F (2025) | 0.29 in (1949) |
| January 22 | 50.0°F (2017) | -15.0°F (2022) | 0.30 in (1950) |
| January 23 | 55.0°F (2017) | -13.0°F (2011) | 0.38 in (2023) |
| January 24 | 48.0°F (2018) | -14.1°F (2011) | 1.16 in (2017) |
| January 25 | 51.1°F (2020) | -16.1°F (2011) | 0.90 in (2024) |
| January 26 | 46.9°F (2024) | 0.0°F (2013) | 1.05 in (2026) |
| January 27 | 57.0°F (2024) | -11.9°F (2022) | 0.92 in (2012) |
| January 28 | 51.1°F (2012) | -14.1°F (2022) | 0.34 in (1949) |
| January 29 | 46.9°F (2018) | -6.0°F (2015) | 0.61 in (2024) |
| January 30 | 48.0°F (2013) | -8.0°F (2014) | 0.33 in (2013) |
| January 31 | 60.1°F (2013) | -6.0°F (2014) | 0.99 in (2013) |