Bantry Bay Weather in September

Thinking of visiting Bantry Bay in September? Expect moderate temperatures reaching 18°C (64°F) during the day, dropping to 13°C (55°F) at night, with some rainfall likely.

Rainfall in Bantry Bay in September

Historically, September sees about 11 days of rain, with a monthly average of 49 mm (1.9 in). Expect a fairly normal spread of rainfall this month, with no particular pattern of very heavy or very persistent showers.

Temperature in Bantry Bay in September

Daytime temperatures in Bantry Bay reach 18°C (64°F) in September, dropping to 13°C (55°F) at night. Conditions are often most pleasant around the middle of the day. With overnight lows of 13°C (55°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Bantry Bay in September

The month enjoys around 225 hours of sunshine, creating mostly sunny days with good weather conditions.

Wind Speed in Bantry Bay in September

September has wind speeds averaging 5 m/s (10 knots). You can expect gentle to moderate winds that move small trees and make flags wave steadily on typical days. Conditions typically range from light breezes to moderate winds.

Average water temperature in September

The water temperature is 15°C (59°F) — chilly, but perfectly fine for a swim if you're not too sensitive to cold water. A short wetsuit can make longer sessions more comfortable.

If your ideal day consists of dry skies and pleasant temperatures, January, February, March, April, November and December typically offer the best circumstances for Bantry Bay.

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 Bantry Bay's climate page.

Bantry Bay Temperature in September

Min Temperature 13°C (55°F)  

Max Temperature 18°C (64°F)  

Water Temperature 15°C (59°F) *  

Chance of Rain 36%  

Precipitation 49 mm (1.9 in)  

Rainy days 11 days  

Humidity 77% *  

Windspeed 5 m/s (10 knots) *  

Sunshine 225 hours *  

Percentage Sunshine *  

* Data from: Cape Town, South Africa (20 KM, 13 Miles).

What to Wear in Bantry Bay in September

For Bantry Bay in September, 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. Rain is likely on several days, so bring a good rain jacket. The water temperature sits at about 15°C (59°F), which is too chilly for most people to enjoy swimming. Leave the swimsuit at home unless you love cold water. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.

What To Do in Bantry Bay in September

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

Cycling

6/10

Walking

6/10

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 Bantry Bay's climate page.

More climate data for Bantry Bay

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

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