September weather forecast
Fontein, Curaçao

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Weather in September

September witnesses a less aggressive climb in temperature, with the parameters staying consistent with August. The town experiences precipitative peak with rainfall reaching a significant 64mm (2.52"). Cloud cover shrinks, contrary to the increased rainfall. Wind speeds take a considerable drop, reaching an average of 26.8km/h (16.7mph). Amid these changes, the level of daylight starts to dwindle.

Temperature

The yearly peak temperatures in Fontein, Curaçao, occur in September and October, averaging a high-temperature of 28.9°C (84°F).

Heat index

September's average heat index is evaluated at a tropical 34°C (93.2°F). Take additional safety steps, risk of heat exhaustion and heat cramps is notable. Prolonged activity may cause heatstroke.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.

Humidity

The average relative humidity in September in Fontein is 79%.

Rainfall

In Fontein, in September, during 18.5 rainfall days, 64mm (2.52") of precipitation is typically accumulated. In Fontein, during the entire year, the rain falls for 220.5 days and collects up to 653mm (25.71") of precipitation.

Daylight

In September, the average length of the day is 12h and 11min.
On the first day of the month, sunrise is at 06:25 and sunset at 18:46. On the last day of September, in Fontein, sunrise is at 06:25 and sunset at 18:26 AST.

Sunshine

The months with the most sunshine in Fontein are August and September, with an average of 9.5h of sunshine.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in Fontein, Curaçao. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 7 in September transforms into the following instructions:
Inhibit overexposure. Warding off sun damage is of utmost importance. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
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Frequently asked questions

What part of the year is the hottest in Fontein?

September and October, when the average high-temperature in Fontein reaches 28.9°C (84°F), are the warmest months.

Is it hot in Fontein during September?

In Fontein, 28.9°C (84°F) is the average high-temperature and 28.3°C (82.9°F) is the average low-temperature during September. The average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in September is evaluated at 34°C (93.2°F).

What is the average humidity in September in Fontein?

In September, the average relative humidity in Fontein is 79%.

How much does it rain in Fontein in September?

In September, in Fontein, the rain falls for 18.5 days. Throughout September, 64mm (2.52") of precipitation is accumulated.

What is the average length of the day in September in Fontein?

In Fontein, the average day length in September is 12h and 11min.

When is the sunrise / sunset in September in Fontein?

In September, on the first day of the month, sunrise is at 06:25 and sunset at 18:46. On the last day of the month, in Fontein, sunrise is at 06:25 and sunset at 18:26 AST.

What are the months with the most sunshine in Fontein?

August and September, with an average of 9.5h of sunshine, are months with the most sunshine in Fontein.

How many hours of sunshine does Fontein have in September?

In September, the average sunshine duration in Fontein is 9.5h.

When is the highest UV index in Fontein?

The months with the highest UV index in Fontein are January through December, with an average maximum UV index of 7.

When is the lowest UV index in Fontein?

January through December, with an average maximum UV index of 7, are months with the lowest UV index.

How high is the UV index in September in Fontein?

The average daily maximum UV index in September in Fontein is 7. A UV Index of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.

Average temperature in September
Fontein, Curaçao

Average temperature in September - Fontein, Curaçao
  • Average high temperature in September: 28.9°C

The warmest months (with the highest average high temperature) are September and October (28.9°C).
The month with the lowest average high temperature is February (26.4°C).

  • Average low temperature in September: 28.3°C

The month with the highest average low temperature is September (28.3°C).
The coldest month (with the lowest average low temperature) is February (25.9°C).

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Average pressure in September
Fontein, Curaçao

Average pressure in September - Fontein, Curaçao
  • Average pressure in September: 1010.7mbar

The month with the highest atmospheric pressure is January (1013.1mbar).
The months with the lowest atmospheric pressure are October and November (1010.1mbar).

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Average wind speed in September
Fontein, Curaçao

Average wind speed in September - Fontein, Curaçao
  • Average wind speed in September: 26.8km/h

The windiest month (with the highest average wind speed) is June (34.1km/h).
The calmest month (with the lowest average wind speed) is November (24.6km/h).

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Average humidity in September
Fontein, Curaçao

Average humidity in September - Fontein, Curaçao
  • Average humidity in September: 79%

The month with the highest relative humidity is May (83%).
The months with the lowest relative humidity are October, November and December (78%).

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Average rainfall in September
Fontein, Curaçao

Average rainfall in September - Fontein, Curaçao
  • Average rainfall in September: 64mm

The wettest month (with the highest rainfall) is November (129mm).
The driest month (with the least rainfall) is February (25mm).

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Average rainfall days in September
Fontein, Curaçao

Average rainfall days in September - Fontein, Curaçao
  • Average rainfall days in September: 18.5 days

The month with the highest number of rainy days is November (24.7 days).
The month with the least rainy days is April (13.9 days).

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Average daylight in September /
Average sunshine in September
Fontein, Curaçao

Average daylight in September / Average sunshine in September - Fontein, Curaçao
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 24min).

  • Average sunshine in September: 9h and 3min

The months with the most sunshine are August and September (Average sunshine: 9h and 30min).
The months with the least sunshine are March, April and December (Average sunshine: 8h and 30min).

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Average sunshine days in September
Fontein, Curaçao

Average sunshine days in September - Fontein, Curaçao
  • Average sunshine days in September: 9 days

The month with the most sunshine days is May (14.3 days).
The month with the least sunshine days is November (3.7 days).

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Average UV index in September
Fontein, Curaçao

Average UV index in September - Fontein, Curaçao
  • Average UV index in September: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).

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Average cloud cover in September
Fontein, Curaçao

Average cloud cover in September - Fontein, Curaçao
  • Average cloud cover in September: 24

The months with the most cloud cover are March and April (Cloud cover 41).
The month with the least cloud cover is September (Cloud cover 24).

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Average visibility in September
Fontein, Curaçao

Average visibility in September - Fontein, Curaçao
  • Average visibility in September: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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Fontein, Curaçao

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