September weather forecastApes Hill, Barbados

September

Weather in September

September, the first month of the autumn in Apes Hill, is still a warm month, with temperature in the range of an average high of 28.9°C (84°F) and an average low of 27.7°C (81.9°F).

Temperature

In Apes Hill, the months of September and October register the highest average temperatures, peaking at 28.9°C (84°F).

Heat index

The heat index for September is evaluated at a tropical 33°C (91.4°F). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.
When assessing, remember that heat index measurements are for light winds and shaded spots. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', melds the effects of warmth and moisture to generate a feeling of heat. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. 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

In September, the average relative humidity is 75%.

Rainfall

In Apes Hill, in September, it is raining for 22.2 days, with typically 103mm (4.06") of accumulated precipitation. Throughout the year, there are 233.8 rainfall days, and 706mm (27.8") of precipitation is accumulated.

Daylight

The average length of the day in September is 12h and 12min.
On the first day of the month, sunrise is at 05:47 and sunset at 18:09. On the last day of September, sunrise is at 05:47 and sunset at 17:48 AST.

Sunshine

In Apes Hill, the average sunshine in September is 9.4h.

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 reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In September, a daily UV index of 7 turns into the following recommendations:
Undertake precautions and comply with sun safety standards. Protection from skin and eye injury is vital. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.

Updated: Jul 14, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Apes Hill, September and October are characterised by the peak of temperatures, recording an average high of 28.9°C (84°F).

The high-temperature, in September, in Apes Hill, is 28.9°C (84°F), while the low-temperature averages to 27.7°C (81.9°F). The average heat index (a.k.a. 'real feel', 'feels like'), which factors the actual air temperature with the relative humidity, in September is evaluated at 33°C (91.4°F).

In September, the average relative humidity in Apes Hill is 75%.

In Apes Hill, in September, it is raining for 22.2 days, with typically 103mm (4.06") of accumulated precipitation.

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

On the first day of September, sunrise is at 05:47 and sunset at 18:09. On the last day of the month, sunrise is at 05:47 and sunset at 17:48 AST.

In Apes Hill, the average sunshine duration in September is 9.4h.

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

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

The average daily maximum UV index in September in Apes Hill is 7. A UV Index of 6 to 7 symbolizes a high health threat from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

28.8°C

28.9°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

23km/h

19.7km/h

22.2km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

2.7

5.5

6.7

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Apes Hill, Barbados

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 (26.8°C).

Average low temperature in September: 27.7°C

The month with the highest average low temperature is October (27.8°C).
The coldest month (with the lowest average low temperature) is February (25.7°C).

Average pressure in September
Apes Hill, Barbados

Average pressure in September: 1012.5mbar

The month with the highest atmospheric pressure is June (1014.8mbar).
The month with the lowest atmospheric pressure is November (1011.2mbar).

Average wind speed in September
Apes Hill, Barbados

Average wind speed in September: 19.4km/h

The windiest months (with the highest average wind speed) are January and February (28.3km/h).
The calmest month (with the lowest average wind speed) is September (19.4km/h).

Average humidity in September
Apes Hill, Barbados

Average humidity in September: 75%

The months with the highest relative humidity are June, July, August and November (77%).
The month with the lowest relative humidity is February (74%).

Average rainfall in September
Apes Hill, Barbados

Average rainfall in September: 103mm

The wettest month (with the highest rainfall) is August (126mm).
The driest month (with the least rainfall) is February (13mm).

Average rainfall days in September
Apes Hill, Barbados

Average rainfall days in September: 22.2 days

The month with the highest number of rainy days is July (26.3 days).
The month with the least rainy days is February (11.3 days).

Average daylight in September /
Average sunshine in September
Apes Hill, Barbados

Average daylight in September: 12h and 12min

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: 9h and 24min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 6h and 30min).

Average sunshine days in September
Apes Hill, Barbados

Average sunshine days in September: 5.5 days

The month with the most sunshine days is February (14.3 days).
The month with the least sunshine days is July (1.3 days).

Average UV index in September
Apes Hill, Barbados

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).

Average cloud cover in September
Apes Hill, Barbados

Average cloud cover in September: 39

The month with the most cloud cover is June (Cloud cover 49).
The months with the least cloud cover are January and February (Cloud cover 37).

Average visibility in September
Apes Hill, Barbados

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).