The highest day temperature in January 2026 was 69°F. The lowest night temperature was 24°F. The average values for day and night temperatures during January were 48.6°F и 38.0°F respectivly.

The average sea surface temperature in January 2026 for Suzhou was 43.7°F. The maximum and minimum values were 41.0°F and 47.8°F respectively.

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

Precipitation total in January for Suzhou is 1.2 in. It makes january one of the least rainy months of the year.

The average wind speed in January is 8.0 mph. This value is relatively stable throughout the year.

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 Suzhou in January is 6.3 hours.