Constantia Weather in March

With daytime temperatures of 22°C (72°F) and nighttime lows of 17°C (63°F), March in Constantia brings high temperatures during the day. The perfect weather makes it an appealing time to visit.

Rainfall in Constantia in March

Historically, March sees about 5 days of rain, with a monthly average of 18 mm (0.7 in). Rain is scarce this month and when it does fall, it tends to be light. Unlikely to disrupt plans significantly.

Temperature in Constantia in March

The temperature in Constantia in March is perfect. Daytime highs reach 22°C (72°F), with nights dropping to 17°C (63°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. Nights drop to around 17°C (63°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Constantia in March

Expect sunny days throughout the month, with an estimated 293 hours of sunshine. This makes it a pleasant time to visit Constantia.

Wind Speed in Constantia in March

In March, average wind speeds reach 4 m/s (8 knots), leading to light to moderate breezes. Conditions vary from day to day, with both calm and windier periods.

Average water temperature in March

With water at 18°C (64°F), swimming is comfortable for most people. It feels refreshing rather than cold, though it depends a bit on personal preference.

If you're inclined towards comfortable temperatures and drier conditions, March is a good time to visit Constantia.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
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• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit South Africa, check out our Constantia's climate page.

Constantia Temperature in March

Min Temperature 17°C (63°F)  

Max Temperature 22°C (72°F)  

Water Temperature 18°C (64°F) *  

Chance of Rain 17%  

Precipitation 18 mm (0.7 in)  

Rainy days 5 days  

Humidity 74% *  

Windspeed 4 m/s (8 knots) *  

Sunshine 293 hours *  

Percentage Sunshine *  

* Data from: Cape Town, South Africa (14 KM, 9 Miles).

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Constantia typically stay consistent throughout March, with daily highs averaging around 22°C (72°F). Nights are pleasant, with lows typically ranging from 14°C (57°F) to 17°C (63°F).

Average temperatures in March

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Daily Historical Precipitation

50-year average (1976-2025)

Average daily rainfall for each day of the month based on long-term records.

Average precipitation in March

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Historical weather for Constantia in March

Browse day-by-day weather records for Constantia spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.

Historical weather Temperatures Precipitation

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‹ January February March April May June July August September October November December ›

Constantia historical weather extremes in March

Based on 49 years of weather observations in Constantia between 1977 and 2026, these are the recorded extremes.

• On March 11, 2026, temperatures climbed to 41°C (106°F), marking the warmest March day on record.
• On March 30, 1989, Constantia saw its coldest March day with temperatures maxing out at 13°C (55°F).
• Nighttime temperatures dropped to 6°C (43°F) on March 29, 2002, marking the coldest March night on record.

What to Wear in Constantia in March

For Constantia in March, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. Almost no rain is expected, so no need to bring rain gear. Expect water temperatures of around 18°C (64°F), which is definitely too cold for comfortable swimming. Your luggage space is better used for other items. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Constantia in March

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Cycling

10/10

Walking

10/10

Barbeque

9/10

Camping

10/10

Outdoor sports

10/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit South Africa, check out our Constantia's climate page.

More climate data for Constantia

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Constantia climate overview or explore weather in South Africa.