Fontein Weather in September
Fontein in September averages 30°C (86°F) during the day and 27°C (81°F) at night. Keep in mind that quite a bit of rainfall is expected this month.
Rainfall in Fontein in September
You can expect rain on roughly 6 days based on historical data, averaging 88 mm (3.5 in) for the month. Although rain is not especially frequent, individual showers can still be quite heavy.
Temperature in Fontein in September
If you're visiting Fontein in September, expect highs of 30°C (86°F) and overnight lows around 27°C (81°F). This kind of day-to-night contrast is typical for this time of year. Nights remain warm at around 27°C (81°F). For a more comfortable sleep, a cold shower before bed and a fan or air conditioning can make a big difference.
Sunshine in Fontein in September
The days are predominantly sunny, with an estimated total of around 260 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.
Wind Speed in Fontein in September
Average wind conditions reach 7 m/s (14 knots) in September. This indicates a windy month with strong breezes dominating the weather pattern. Remember this is an average: while most days are notably windy, some calmer periods occur alongside more stormy conditions.
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 Fontein.
Fontein Temperature in September
Fontein Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Fontein - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Fontein 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
Historical weather records for Fontein in September
Browse day-by-day weather records for Fontein spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Fontein historical weather extremes in September
Based on weather observations in Fontein between 1995 and 2025, these are the recorded extremes during September.
- The hottest September day on record in Fontein reached 38°C (100°F) (September 11, 1996).
- 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 23, 2025, marking the coldest September night on record.
Best Places in Curaçao in September
Find out more about the weather in Curaçao and which places have the best travel conditions in this month. See all of Curaçao in September →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Fontein in September
Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Expect water temperatures of around 28°C (82°F), which is ideal for taking a refreshing dip. Bring swimwear and consider packing a towel for drying off. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
What To Do in Fontein in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling7/10 -
Walking7/10 -
Camping7/10 -
Outdoor sports7/10
Fontein 3-Day Forecast
Temperature Rainfall Sunshine Humidity Wind Speed Water Temp
See the full Fontein climate overview or explore weather in Curaçao.
Popular in September
Where to go in September - average daytime high across popular destinations.
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