The highest day temperature in January 2025 was 95°F. The lowest night temperature was 78°F. The average values for day and night temperatures during January were 90.7°F и 80.1°F respectivly.

The average sea surface temperature in January 2025 for Zanzibar was 88.0°F. The maximum and minimum values were 87.2°F and 88.8°F respectively.

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

Precipitation total in January for Zanzibar is 3.1 in.

The average wind speed in January is 11.0 mph. It makes January one of the most windy months of the year for Zanzibar.

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 Zanzibar in January is 7.3 hours.