The highest day temperature in January 2026 was 57°F. The lowest night temperature was -11°F. The average values for day and night temperatures during January were 21.8°F и 15.6°F respectivly.

The average sea surface temperature in January 2026 for Buffalo was 33.3°F. The maximum and minimum values were 32.2°F and 34.8°F respectively.

Most of the days in January are gloomy but you can also expect sunny days.

Precipitation total in January for Buffalo is 1.0 in. It makes january one of the most rainy months of the year.

The average wind speed in January is 10.5 mph. It makes January one of the most windy months of the year for Buffalo.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Buffalo in January is 2.4 hours.