The highest day temperature in January 2026 was 56°F. The lowest night temperature was 17°F. The average values for day and night temperatures during January were 36.5°F и 29.1°F respectivly.

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

Precipitation total in January for Chelan is 0.7 in. It makes january the most rainy month of the year.

The average wind speed in January is 3.2 mph. It makes January the most windless month of the year for Chelan.

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 Chelan in January is 3.1 hours.