September weather forecast
Fairfield, Barbados

September

Weather in September

The first month of the autumn, September, is also a moderately hot month in Fairfield, Barbados, with an average temperature varying between 28.9°C (84°F) and 27.7°C (81.9°F).

Temperature

Fairfield experiences its warmest period in September and October, averaging a high-temperature of 28.9°C (84°F).

Heat index

The heat index value during September is evaluated at a hot 33°C (91.4°F). More safety actions are required, heat exhaustion and heat cramps are probable. Long-term activity may precipitate heatstroke.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an estimation of the warmth sensation when considering humidity levels. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.

Humidity

The average relative humidity in September is 75%.

Rainfall

In September, in Fairfield, Barbados, the rain falls for 22.2 days. Throughout September, 103mm (4.06") of precipitation is accumulated. 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 05:46 and sunset at 18:08. On the last day of September, sunrise is at 05:47 and sunset at 17:48 AST.

Sunshine

In Fairfield, Barbados, the average sunshine in September is 9.4h.

UV index

The months with the highest UV index in Fairfield are January through December, with an average maximum UV index of 7. The months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, the average maximum UV index of 7 translates into the following recommendations:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. Limit your direct sun exposure, especially between 10 a.m. and 4 p.m., when UV radiation is strongest. Shade structures might not provide complete sun protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.

Frequently asked questions

What is the hottest time of year in Fairfield?
The peak of Fairfield's temperatures is noted during September and October, averaging a high-temperature of 28.9°C (84°F).
How hot is it in Fairfield in September?
In Fairfield, in September, the average high-temperature is 28.9°C (84°F), and the average low-temperature is 27.7°C (81.9°F). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, is evaluated at 33°C (91.4°F).
What is the average humidity in September in Fairfield?
The average relative humidity in September is 75%.
How many days does it rain in September in Fairfield?
In Fairfield, during September, the rain falls for 22.2 days and regularly aggregates up to 103mm (4.06") of precipitation.
What is the average length of the day in September in Fairfield?
In Fairfield, the average day length in September is 12h and 12min.
What time are sunrise and sunset in September in Fairfield?
In September, on the first day of the month, sunrise is at 05:46 and sunset at 18:08. On the last day of the month, sunrise is at 05:47 and sunset at 17:48 AST.
How many hours of sunshine does Fairfield have in September?
In September, the average sunshine duration in Fairfield is 9.4h.
What are the months with the highest UV index in Fairfield?
January through December, with an average maximum UV index of 7, are months with the highest UV index.
What are the months with the lowest UV index in Fairfield?
January through December, with an average maximum UV index of 7, are months with the lowest UV index in Fairfield.
What is the UV index reading in September in Fairfield?
The average daily maximum UV index in September is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Fairfield, 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
Fairfield, 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
Fairfield, 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
Fairfield, 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
Fairfield, 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
Fairfield, 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
Fairfield, Barbados
  • 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: 9h and 2min

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
Fairfield, 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
Fairfield, 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
Fairfield, 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
Fairfield, 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).

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