August weather forecast
Cheltenham, Saint Vincent and the Grenadines

englishespañol中文
Share

Weather in August

August continues the trend of high rainfall, experiencing 94mm (3.7") of precipitation, higher than any other month. This, along with sustained warm temperatures rounds out the last phase of the rainy season. However, a decrease in wind speed to 23.3km/h (14.5mph) ignites a stuffier atmosphere. Thankfully, August doesn't fall short of sunlit periods with an average daily dosage of 10.1 hours.

Temperature

August begins with an average high-temperature of a still moderately hot 28.7°C (83.7°F), reflecting close similarity to the preceding month. Throughout August nights, Cheltenham records a consistent low-temperature averaging a still warm 27.7°C (81.9°F).

Heat index

In August, the average heat index is estimated at a hot 33°C (91.4°F). Take more safety measures, heat exhaustion and heat cramps are potential outcomes. Persistent activity might lead to heatstroke.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a metric representing the sensation of warmth when air temperature and moisture come together. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Younglings are generally more in peril than adults due to their reduced perspiration. Coupled with a larger skin surface relative to their tiny bodies and greater heat production because of their activity, they become more at risk.

Humidity

The average relative humidity in August in Cheltenham is 77%.

Rainfall

August is the month with the most rainfall in Cheltenham. Rain falls for 24.3 days and accumulates 94mm (3.7") of precipitation.

Daylight

In August, the average length of the day is 12h and 32min.
On the first day of August, sunrise is at 05:50 and sunset at 18:31. On the last day of the month, sunrise is at 05:53 and sunset at 18:16 AST.

Sunshine

With an average of 10.1h of sunshine, August has the most sunshine of the year.

UV index

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. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for the average person.
Note: A typical high UV index of 7 in August suggests the following recommendations:
Take precautions against overexposure. Protection against sun damage is needed. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.

Frequently asked questions

How hot does it get in August?

The high-temperature during August is 28.7°C (83.7°F) and the low-temperature is 27.7°C (81.9°F). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is estimated at 33°C (91.4°F).

What is the average humidity in August?

The average relative humidity in August is 77%.

What is the wettest month?

The month with the most rainfall is August, when the rain falls for 24.3 days and typically aggregates up to 94mm (3.7") of precipitation.

How much does it rain in August?

In Cheltenham, in August, during 24.3 rainfall days, 94mm (3.7") of precipitation is typically accumulated.

How many hours of daylight does Cheltenham have in August?

The average day length in August is 12h and 32min.

When is the sunrise / sunset in August in Cheltenham?

On the first day of August, sunrise is at 05:50 and sunset at 18:31. On the last day of the month, sunrise is at 05:53 and sunset at 18:16 AST.

What month has the most sunshine?

August has the most sunshine of the year, with an average of 10.1h of sunshine.

How many hours of sunshine does Cheltenham have in August?

In August, the average sunshine duration is 10.1h.

What is the month with the highest UV index?

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

What is the month with the lowest UV index?

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

What is the UV index reading in August?

The average daily maximum UV index in August is 7. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to the Sun's UV radiation.

Average temperature in August
Cheltenham, Saint Vincent and the Grenadines

Average temperature in August - Cheltenham, Saint Vincent and the Grenadines
  • Average high temperature in August: 28.7°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 August: 27.7°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).

Average pressure in August
Cheltenham, Saint Vincent and the Grenadines

Average pressure in August - Cheltenham, Saint Vincent and the Grenadines
  • Average pressure in August: 1013.1mbar

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

Average wind speed in August
Cheltenham, Saint Vincent and the Grenadines

Average wind speed in August - Cheltenham, Saint Vincent and the Grenadines
  • Average wind speed in August: 23.3km/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).

Average humidity in August
Cheltenham, Saint Vincent and the Grenadines

Average humidity in August - Cheltenham, Saint Vincent and the Grenadines
  • Average humidity in August: 77%

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 August
Cheltenham, Saint Vincent and the Grenadines

Average rainfall in August - Cheltenham, Saint Vincent and the Grenadines
  • Average rainfall in August: 94mm

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

Average rainfall days in August
Cheltenham, Saint Vincent and the Grenadines

Average rainfall days in August - Cheltenham, Saint Vincent and the Grenadines
  • Average rainfall days in August: 24.3 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).

Average daylight in August /
Average sunshine in August
Cheltenham, Saint Vincent and the Grenadines

Average daylight in August / Average sunshine in August - Cheltenham, Saint Vincent and the Grenadines
  • Average daylight in August: 12h and 3min

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 August: 10h and 1min

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).

Average sunshine days in August
Cheltenham, Saint Vincent and the Grenadines

Average sunshine days in August - Cheltenham, Saint Vincent and the Grenadines
  • Average sunshine days in August: 3.2 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).

Average UV index in August
Cheltenham, Saint Vincent and the Grenadines

Average UV index in August - Cheltenham, Saint Vincent and the Grenadines
  • Average UV index in August: 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 August
Cheltenham, Saint Vincent and the Grenadines

Average cloud cover in August - Cheltenham, Saint Vincent and the Grenadines
  • Average cloud cover in August: 42

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).

Average visibility in August
Cheltenham, Saint Vincent and the Grenadines

Average visibility in August - Cheltenham, Saint Vincent and the Grenadines
  • Average visibility in August: 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).

Cheltenham, Saint Vincent and the Grenadines

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location