October weather forecast
Waterloo, Saint Vincent and the Grenadines

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Weather in October

October signals the gradual transition from the summer season to milder weather conditions. Noteworthy in October is the increase in the rain patterns with the city receiving 37mm (1.46") rainfall over 16 days. The overall temperature remains stable, while wind speed picks pace to reach 21.1km/h (13.1mph) bringing in the occasional cool breeze. Despite the increased showers, the city equally enjoys the sun’s radiance for 8.6 hours, spanning 12.6 days in October. This vibrant contrast between sunny and rainy periods offers a unique charm to the city at this time of the year.

Temperature

The transition from September to October sees average high-temperatures adjusting to a still warm 28.6°C (83.5°F), from a not significantly different 28.7°C (83.7°F). Nights in Waterloo during October maintain a steady temperature, averaging at a still warm 27.7°C (81.9°F).

Heat index

For most parts of October, the heat index is estimated at a tropical 33°C (91.4°F). Take more caution, heat exhaustion and heat cramps may occur. Long-lasting activity may cause heatstroke.
Remember that heat index calculations are made for conditions in the shade with light wind. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.

Humidity

In Waterloo, the average relative humidity in October is 76%.

Rainfall

In Waterloo, in October, during 16 rainfall days, 37mm (1.46") of precipitation is typically accumulated. Throughout the year, there are 164.4 rainfall days, and 289mm (11.38") of precipitation is accumulated.

Daylight

In October, the average length of the day is 11h and 50min.
On the first day of October, sunrise is at 05:53 and sunset at 17:54. On the last day of the month, sunrise is at 05:58 and sunset at 17:37 AST.

Sunshine

In October, the average sunshine in Waterloo is 8.6h.

UV index

The months with the highest UV index 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 estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 7 during October translates into the following directions:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Updated: Feb 14, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How hot is it in Waterloo in October?

October temperatures vary between a high-temperature of 28.6°C (83.5°F) and a low-temperature of 27.7°C (81.9°F). In October, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is estimated at 33°C (91.4°F).

What is the average humidity in October in Waterloo?

The average relative humidity in October in Waterloo, Saint Vincent and the Grenadines, is 76%.

How many days does it rain in October in Waterloo?

In Waterloo, in October, it is raining for 16 days, with typically 37mm (1.46") of accumulated precipitation.

How many hours of daylight does Waterloo have in October?

In October, the average day length in Waterloo is 11h and 50min.

When are sunrise and sunset in October in Waterloo?

In October, on the first day of the month, sunrise is at 05:53 and sunset at 17:54. On the last day of the month, in Waterloo, Saint Vincent and the Grenadines, sunrise is at 05:58 and sunset at 17:37 AST.

How many hours of sunshine does Waterloo have in October?

The average sunshine duration in October is 8.6h.

What is the month with the highest UV index in Waterloo?

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 Waterloo?

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

What is the UV index reading in October in Waterloo?

The average daily maximum UV index in October in Waterloo, Saint Vincent and the Grenadines, is 7. A UV Index estimate of 6 to 7 represents a high hazard to health from exposure to the Sun's UV radiation.

Average temperature in October
Waterloo, Saint Vincent and the Grenadines

Average temperature in October - Waterloo, Saint Vincent and the Grenadines
  • Average high temperature in October: 28.6°C

The warmest month (with the highest average high temperature) is September (28.7°C).
The month with the lowest average high temperature is February (26.3°C).

  • Average low temperature in October: 27.7°C

The month with the highest average low temperature is September (27.9°C).
The coldest month (with the lowest average low temperature) is January (25.3°C).

Average pressure in October
Waterloo, Saint Vincent and the Grenadines

Average pressure in October - Waterloo, Saint Vincent and the Grenadines
  • Average pressure in October: 1011.4mbar

The month with the highest atmospheric pressure is June (1014.6mbar).
The month with the lowest atmospheric pressure is November (1011.1mbar).

Average wind speed in October
Waterloo, Saint Vincent and the Grenadines

Average wind speed in October - Waterloo, Saint Vincent and the Grenadines
  • Average wind speed in October: 21.1km/h

The windiest month (with the highest average wind speed) is February (28.4km/h).
The calmest month (with the lowest average wind speed) is September (19.7km/h).

Average humidity in October
Waterloo, Saint Vincent and the Grenadines

Average humidity in October - Waterloo, Saint Vincent and the Grenadines
  • Average humidity in October: 76%

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

Average rainfall in October
Waterloo, Saint Vincent and the Grenadines

Average rainfall in October - Waterloo, Saint Vincent and the Grenadines
  • Average rainfall in October: 37mm

The wettest month (with the highest rainfall) is November (40mm).
The driest month (with the least rainfall) is February (12mm).

Average rainfall days in October
Waterloo, Saint Vincent and the Grenadines

Average rainfall days in October - Waterloo, Saint Vincent and the Grenadines
  • Average rainfall days in October: 16 days

The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is February (8.7 days).

Average daylight in October /
Average sunshine in October
Waterloo, Saint Vincent and the Grenadines

Average daylight in October / Average sunshine in October - Waterloo, Saint Vincent and the Grenadines
  • Average daylight in October: 11h and 5min

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 October: 8h and 4min

The month with the most sunshine is August (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 6h and 36min).

Average sunshine days in October
Waterloo, Saint Vincent and the Grenadines

Average sunshine days in October - Waterloo, Saint Vincent and the Grenadines
  • Average sunshine days in October: 12.6 days

The month with the most sunshine days is March (16.7 days).
The month with the least sunshine days is July (10.1 days).

Average UV index in October
Waterloo, Saint Vincent and the Grenadines

Average UV index in October - Waterloo, Saint Vincent and the Grenadines
  • Average UV index in October: 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 October
Waterloo, Saint Vincent and the Grenadines

Average cloud cover in October - Waterloo, Saint Vincent and the Grenadines
  • Average cloud cover in October: 38

The month with the most cloud cover is June (Cloud cover 44).
The months with the least cloud cover are February and September (Cloud cover 35).

Average visibility in October
Waterloo, Saint Vincent and the Grenadines

Average visibility in October - Waterloo, Saint Vincent and the Grenadines
  • Average visibility in October: 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).

Waterloo, Saint Vincent and the Grenadines

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