The highest day temperature in January 2026 was 86°F. The lowest night temperature was 64°F. The average values for day and night temperatures during January were 77.6°F и 67.3°F respectivly.

The average sea surface temperature in January 2026 for Capetown was 57.6°F. The maximum and minimum values were 52.8°F and 62.0°F respectively.

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

Precipitation total in January for Capetown is 0.3 in. It makes january one of the least rainy months of the year.

The average wind speed in January is 11.7 mph. It makes January the most windy month of the year for Capetown.

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 Capetown in January is 11.7 hours.