Cape Town is warmest in February, averaging 21° by day and 19° at night. The wettest month is June with 135 mm, and the year brings about 679 mm in total.
Month by month
| Month | High | Low | Rain | Sea | Daylight | Good for |
|---|---|---|---|---|---|---|
| January | 21° | 19° | 16 mm | 18° | 14.0 h | Sightseeing |
| February | 21° | 19° | 11 mm | 18° | 13.3 h | Sightseeing |
| March | 20° | 18° | 34 mm | 16° | 12.3 h | Sightseeing |
| April | 19° | 16° | 36 mm | 15° | 11.1 h | Sightseeing |
| May | 18° | 15° | 90 mm | 15° | 10.2 h | Sightseeing |
| June | 17° | 14° | 135 mm | 15° | 9.8 h | Mild |
| July | 15° | 13° | 130 mm | 15° | 9.9 h | Mild |
| August | 15° | 13° | 99 mm | 14° | 10.7 h | Mild |
| September | 16° | 14° | 63 mm | 15° | 11.8 h | Mild |
| October | 18° | 15° | 25 mm | 15° | 12.9 h | Sightseeing |
| November | 19° | 16° | 21 mm | 16° | 13.8 h | Sightseeing |
| December | 20° | 17° | 19 mm | 17° | 14.2 h | Sightseeing |
High and low are average daily maximum and minimum, rain is typical monthly total, sea is the average surface temperature, daylight is the hours between sunrise and sunset mid-month. Climate normals from NASA POWER and NOAA MUR — averages, not promises.
When to go
Beach weather: No month in Cape Town combines swimming warmth with dry skies.
Walking the city: January, February, March, April, May, October, November and December — highs of 18–21° and no more than 90 mm of rain a month.