Willibrordus Weather in September

Willibrordus in September sees high temperatures, with highs around 30°C (86°F) and overnight lows of 27°C (81°F). Rainfall is fairly high at around 86 mm (3.4 in) on average, so pack waterproofs just in case.

Rainfall in Willibrordus in September

Past climate data indicates that roughly 6 days will see rain, totalling around 86 mm (3.4 in) for the month. Although rain is not especially frequent, individual showers can still be quite heavy.

Temperature in Willibrordus in September

If you're visiting Willibrordus in September, expect highs of 30°C (86°F) and overnight lows around 27°C (81°F). Conditions stay fairly consistent through the month, making it easier to plan what to wear. Nights are warm at 27°C (81°F), which can make sleeping uncomfortable. Keeping windows open or using a fan can help. A cold shower before bed is also a good way to cool down.

Sunshine in Willibrordus in September

Expect sunny days throughout the month, with an estimated 260 hours of sunshine. This makes it a pleasant time to visit Willibrordus.

Wind Speed in Willibrordus in September

Wind speeds average 7 m/s (14 knots) during September. At this speed, you experience strong wind that can make entire trees sway and create resistance when walking. Since this is an average, expect variation from moderate windy periods to particularly gusty days when umbrellas become difficult to control.

Average water temperature in September

At 28°C (82°F), the water is warm and comfortable for swimming. Most people find this temperature ideal for spending longer periods in the water.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. January, February, March, April, May, June, July, August and December typically offer the best weather for Willibrordus.

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• January
• February
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For a detailed overview over the year and the best time to visit Curaçao, check out our Willibrordus's climate page.

Willibrordus Temperature in September

Min Temperature 27°C (81°F)  

Max Temperature 30°C (86°F)  

Water Temperature 28°C (82°F) *  

Chance of Rain 21%  

Precipitation 86 mm (3.4 in)  

Rainy days 6 days  

Humidity 78% *  

Windspeed 7 m/s (14 knots) *  

Sunshine 260 hours *  

Percentage Sunshine *  

* Data from: Curaçao, Curaçao (11 KM, 7 Miles).

Daily Historical Temperatures

50-year average (1976-2025)

Based on our historical records, temperatures in Willibrordus typically stay consistent throughout September, with daily highs averaging around 30°C (86°F). Nights are warm, with lows around 27°C (81°F).

Average temperatures in September

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Historical weather for Willibrordus in September

Browse day-by-day weather records for Willibrordus 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 ›

Willibrordus historical weather extremes in September

According to our 30 years of weather records for Willibrordus, the following extremes were recorded between 1995 and 2025.

• The warmest day in September was on September 11, 1996, with a maximum of 38°C (100°F).
• The coldest September day was on September 8, 2004, with a maximum of 27°C (81°F).
• Nighttime temperatures dropped to 20°C (68°F) on September 11, 2011, marking the coldest September night on record.

What to Wear in Willibrordus in September

Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. With water temperatures around 28°C (82°F), swimming conditions are excellent. Pack your swimsuit, goggles, and maybe some water shoes. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Willibrordus in September

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

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

7/10

Outdoor sports

7/10

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 Curaçao, check out our Willibrordus's climate page.

More climate data for Willibrordus

Temperature Rainfall Sunshine Humidity Wind Speed Water Temp

See the full Willibrordus climate overview or explore weather in Curaçao.