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Cape St Francis

Weather in Cape St. Francis by month: what to expect

Photo: NJR ZA, CC BY-SA 3.0

Weather overview

Cape St. Francis enjoys a mild coastal climate year-round, with temperatures rarely straying far from comfortable. The warmest months in Cape St. Francis are January and February, when daytime highs reach 25.9 °C and 25.8 °C respectively. Even in the coolest months—July and August—the mercury seldom drops below 8.1 °C at night, making Cape St. Francis a pleasant destination in any season.

Rainfall in Cape St. Francis is spread unevenly across the year, with the wettest period falling between May and October. The driest months, February and November, see less than 40 mm of rain, offering reliable stretches of sunshine. Whether you visit in summer or winter, the ocean breeze keeps the air fresh and the humidity in check.

Temperature

Temperatures in Cape St. Francis follow a gentle seasonal rhythm, with summer highs averaging 24–26 °C from December to March. Nights remain mild, rarely dipping below 16 °C during these months. By June and July, daytime temperatures settle around 20–22 °C, while nights can cool to 8–9 °C, especially when the wind picks up from the south.

The transition months—April, September, and October—bring moderate conditions, with daytime highs between 20.6 °C and 23.4 °C. Even in May, the coolest of the shoulder months, Cape St. Francis avoids extreme cold, with lows of 11.1 °C and highs still reaching 23 °C. This steady warmth makes the town a year-round destination for those who prefer mild coastal weather.

Average air temperature °C
Average air temperature
Month Minimum Maximum
January 17.8 25.9
February 17.6 25.8
March 16.7 25.5
April 14.1 23.4
May 11.1 23
June 9.2 21.9
July 8.1 20.4
August 9.1 20.2
September 11.3 20.6
October 13.5 21.7
November 14.7 22.9
December 16.3 24.5

Precipitation

Rainfall in Cape St. Francis is most frequent from May to October, with May and July being the wettest months at around 90 mm each. These months often bring short, sharp showers rather than prolonged downpours, so outdoor plans are rarely disrupted for long. The driest period runs from November to February, when rainfall drops to 30–40 mm per month, and sunny skies dominate.

Even during the wetter months, Cape St. Francis enjoys plenty of sunshine, with August and October averaging over 7 hours of daylight. The rain tends to arrive in the late afternoon or evening, leaving mornings clear for beach walks or exploring the rocky coastline. If you prefer drier conditions, plan your visit between February and March, when rainfall is minimal and temperatures remain warm.

Precipitation amount mm
Precipitation amount
Month Precipitation
January 43.6
February 31.8
March 32.4
April 46.3
May 90.6
June 58.5
July 90.2
August 65.8
September 54.8
October 76.3
November 38.1
December 43.8

What to pack

For a trip to Cape St. Francis in summer (December to February), pack light, breathable clothing—think shorts, T-shirts, and sandals—along with a light jacket for cooler evenings. A wide-brimmed hat and sunscreen are essential, as the sun can be strong even when the breeze is up. If you plan to swim, a rash vest will help protect against the wind-chill in the water, which averages 19–20 °C.

In the cooler months (June to August), layers are key. Mornings and evenings can feel crisp, especially near the water, so a fleece or light sweater is useful. Long pants and closed shoes will keep you comfortable during coastal walks, while a waterproof jacket is worth bringing for occasional showers. For spring (September to November) or autumn (March to May), a mix of light and mid-weight clothing will cover the mild but variable conditions.

Average monthly wind m/s
Average monthly wind
Month Wind speed
January 5.6
February 5.5
March 5.2
April 4.8
May 4.4
June 4.3
July 4.8
August 5.1
September 5.5
October 5.8
November 5.7
December 5.6

Places in Cape St Francis

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