September weather forecast
Kingstown, Saint Vincent and the Grenadines

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The Indian Bay in Kingstown, Saint Vincent, and the Grenadines, with a beautiful surrounding of trees and natural parks
The Indian Bay in Kingstown, Saint Vincent, and the Grenadines, with a beautiful surrounding of trees and natural parks

Weather in September

September witnesses a sluggish descent from the peak of summer in Kingstown. Along with a subtle reduction in daylight, sea temperature too witnesses a minor dip. Although noticeable variations in weather parameters are few, every little change contributes to shaping the September weather profile. Comparatively, rainfall decreases to 81mm (3.19"), a significant drop from August. Wind conditions start to slow down, signaling the nearing end of the summer season.

Temperature

Kingstown experiences its highest average temperatures in September, reaching a peak of 28.8°C (83.8°F) and a minimum of 28°C (82.4°F).

Heat index

For most parts of September, the heat index is appraised at a hot 33°C (91.4°F). Exercise special caution, heat exhaustion and heat cramps are probable. Prolonged activity may induce heatstroke.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', comes about by integrating the temperature readings with the humidity levels. 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. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are particularly relevant to children. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.

Humidity

The average relative humidity in September is 76%.

Rainfall

In September, in Kingstown, Saint Vincent and the Grenadines, the rain falls for 21.4 days. Throughout September, 81mm (3.19") of precipitation is accumulated. Throughout the year, in Kingstown, there are 238.6 rainfall days, and 627mm (24.69") of precipitation is accumulated.

Sea temperature

September is the month with the warmest seawater, with an average sea temperature of 29.7°C (85.5°F).
Note: Water temperatures ranging between 25°C (77°F) and 29°C (84.2°F) are regarded as very warm, making swimming, diving, and similar water activities pleasurable for extended periods.

Daylight

In Kingstown, the average length of the day in September is 12h and 12min.
On the first day of September in Kingstown, sunrise is at 05:53 and sunset at 18:15. On the last day of the month, sunrise is at 05:54 and sunset at 17:55 AST.

Sunshine

The average sunshine in September in Kingstown is 10h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In September, the maximum UV index of 7 suggests these recommendations:
Adhere to precautions and respect sun safety doctrines. Avoiding sunburn is vital. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Heads up! UV intensity is amplified by reflections from water and sand.
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Frequently asked questions

What are the warmest months in Kingstown?

September, marked by an average high-temperature of 28.8°C (83.8°F) and a low-temperature of 28°C (82.4°F), is the warmest month in Kingstown.

How hot is September in Kingstown?

September temperatures in Kingstown vary between a high-temperature of 28.8°C (83.8°F) and a low-temperature of 28°C (82.4°F). The average heat index (a.k.a. 'real feel', 'feels like'), which calculates the temperature value influenced by the moisture in the air, in September is appraised at 33°C (91.4°F).

What is the average humidity in September in Kingstown?

The average relative humidity in September in Kingstown, Saint Vincent and the Grenadines, is 76%.

How many days does it rain in September in Kingstown?

In September, in Kingstown, Saint Vincent and the Grenadines, the rain falls for 21.4 days. Throughout September, 81mm (3.19") of precipitation is accumulated.

What is the month with the warmest sea water in Kingstown?

The month with the warmest seawater in Kingstown, Saint Vincent and the Grenadines, is September, with an average sea temperature of 29.7°C (85.5°F).

What is the water temperature in September in Kingstown?

In Kingstown, in September, the average water temperature is 29.7°C (85.5°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

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

The average day length in September in Kingstown is 12h and 12min.

When are sunrise and sunset in September in Kingstown?

On the first day of September, sunrise is at 05:53 and sunset at 18:15. On the last day of the month, sunrise is at 05:54 and sunset at 17:55 AST.

How long on average sun shines in September in Kingstown?

In September, the average sunshine duration in Kingstown, Saint Vincent and the Grenadines, is 10h.

What are the months with the highest UV index in Kingstown?

The months with the highest UV index in Kingstown, Saint Vincent and the Grenadines, are January through December, with an average maximum UV index of 7.

When is the lowest UV index in Kingstown?

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

What is the UV index intensity in September in Kingstown?

In September, the average daily maximum UV index in Kingstown is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from unprotected exposure to UV radiation.

Average temperature in September
Kingstown, Saint Vincent and the Grenadines

Average temperature in September - Kingstown, Saint Vincent and the Grenadines
  • Average high temperature in September: 28.8°C

The warmest month (with the highest average high temperature) is September (28.8°C).
The month with the lowest average high temperature is February (26.5°C).

  • Average low temperature in September: 28°C

The month with the highest average low temperature is September (28°C).
The coldest month (with the lowest average low temperature) is February (25.7°C).

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Average pressure in September
Kingstown, Saint Vincent and the Grenadines

Average pressure in September - Kingstown, Saint Vincent and the Grenadines
  • Average pressure in September: 1012.2mbar

The month with the highest atmospheric pressure is June (1014.5mbar).
The month with the lowest atmospheric pressure is November (1010.9mbar).

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Average wind speed in September
Kingstown, Saint Vincent and the Grenadines

Average wind speed in September - Kingstown, Saint Vincent and the Grenadines
  • Average wind speed in September: 20.6km/h

The windiest month (with the highest average wind speed) is February (29.3km/h).
The calmest month (with the lowest average wind speed) is September (20.6km/h).

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Average humidity in September
Kingstown, Saint Vincent and the Grenadines

Average humidity in September - Kingstown, Saint Vincent and the Grenadines
  • Average humidity in September: 76%

The months with the highest relative humidity are May, June and July (78%).
The month with the lowest relative humidity is February (75%).

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Average rainfall in September
Kingstown, Saint Vincent and the Grenadines

Average rainfall in September - Kingstown, Saint Vincent and the Grenadines
  • Average rainfall in September: 81mm

The wettest month (with the highest rainfall) is August (94mm).
The driest month (with the least rainfall) is February (23mm).

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Average rainfall days in September
Kingstown, Saint Vincent and the Grenadines

Average rainfall days in September - Kingstown, Saint Vincent and the Grenadines
  • Average rainfall days in September: 21.4 days

The month with the highest number of rainy days is August (24.3 days).
The month with the least rainy days is February (14.8 days).

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Average sea temperature in September
Kingstown, Saint Vincent and the Grenadines

Average sea temperature in September - Kingstown, Saint Vincent and the Grenadines
  • Average sea temperature in September: 29.7°C

The best month for swimming (with the highest average sea temperature) is September (29.7°C).
The coldest month (with the lowest average sea temperature) is March (27.2°C).

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Average daylight in September /
Average sunshine in September
Kingstown, Saint Vincent and the Grenadines

Average daylight in September / Average sunshine in September - Kingstown, Saint Vincent and the Grenadines
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 24min).

  • Average sunshine in September: 10h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

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Average sunshine days in September
Kingstown, Saint Vincent and the Grenadines

Average sunshine days in September - Kingstown, Saint Vincent and the Grenadines
  • Average sunshine days in September: 5.4 days

The months with the most sunshine days are February and March (9.3 days).
The month with the least sunshine days is July (1.7 days).

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Average UV index in September
Kingstown, Saint Vincent and the Grenadines

Average UV index in September - Kingstown, Saint Vincent and the Grenadines
  • 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
Kingstown, Saint Vincent and the Grenadines

Average cloud cover in September - Kingstown, Saint Vincent and the Grenadines
  • Average cloud cover in September: 38

The month with the most cloud cover is July (Cloud cover 46).
The months with the least cloud cover are January and February (Cloud cover 37).

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Average visibility in September
Kingstown, Saint Vincent and the Grenadines

Average visibility in September - Kingstown, Saint Vincent and the Grenadines
  • 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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Kingstown, Saint Vincent and the Grenadines

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