The highest day temperature in January 2026 was 69°F. The lowest night temperature was 48°F. The average values for day and night temperatures during January were 62.5°F и 55.3°F respectivly.

The average sea surface temperature in January 2026 for Sousse was 62.6°F. The maximum and minimum values were 60.6°F and 64.8°F respectively.

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

Precipitation total in January for Sousse is 0.6 in.

The average wind speed in January is 12.4 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 Sousse in January is 7.1 hours.