August weather forecastCascade, Jamaica
August
Weather in August
August sees an upturn in showers to 84mm (3.31"), coinciding with a very slight increase in temperature. However, daylight hours recede, leading to marginally reduced durations of sunshine. Unaltered pressure levels and visibility continue to add to the city's favourable weather. Despite the mounting rains, Cascade's tropical weather exudes a charm that is hard to overlook.Temperature
Cascade's August weather, with an average high temperature of 29.7°C (85.5°F) and an average low temperature of 26.8°C (80.2°F), tends to be the warmest of the year.Heat index
In August, the heat index is estimated at a fiery hot 36°C (96.8°F). Adopt heightened preventive measures, heat exhaustion and heat cramps are probable. Persistent activity could lead to heatstroke.Research indicates the heat index considers values in shaded locales and with light winds. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is an aggregate value of air's warmth and moisture to show the human-felt temperature. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. Under conditions of high temperature and humidity (enhanced heat index), sweat production is compromised, exacerbating the sensation of warmth. When body heat isn't effectively managed, risks of dehydration and overheating amplify.
Humidity
The average relative humidity in August is 77%.Rainfall
In Cascade, in August, it is raining for 18.3 days, with typically 84mm (3.31") of accumulated precipitation. Throughout the year, there are 177.2 rainfall days, and 687mm (27.05") of precipitation is accumulated.Daylight
The average length of the day in August is 12h and 44min.On the first day of the month, sunrise is at 05:50 and sunset at 18:46. On the last day of August, in Cascade, Jamaica, sunrise is at 05:57 and sunset at 18:27 EST.
Sunshine
The months with the most sunshine are July and August, with an average of 11.5h of sunshine.UV index
The months with the highest UV index are January, March through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the average person.Note: In August, the maximum UV index of 7 suggests these recommendations:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Cascade, Jamaica
- Average high temperature in August: 29.7°C
The warmest month (with the highest average high temperature) is August (29.7°C).
The month with the lowest average high temperature is January (26.8°C).
- Average low temperature in August: 26.8°C
The months with the highest average low temperature are July and August (26.8°C).
The coldest month (with the lowest average low temperature) is February (23.8°C).
Average pressure in August
Cascade, Jamaica
- Average pressure in August: 1013.3mbar
The month with the highest atmospheric pressure is January (1015.6mbar).
The month with the lowest atmospheric pressure is October (1011.4mbar).
Average wind speed in August
Cascade, Jamaica
- Average wind speed in August: 15.3km/h
The windiest month (with the highest average wind speed) is December (20km/h).
The calmest month (with the lowest average wind speed) is September (13km/h).
Average humidity in August
Cascade, Jamaica
- Average humidity in August: 77%
The month with the highest relative humidity is June (78%).
The month with the lowest relative humidity is March (75%).
Average rainfall in August
Cascade, Jamaica
- Average rainfall in August: 84mm
The wettest month (with the highest rainfall) is May (90mm).
The driest month (with the least rainfall) is February (19mm).
Average rainfall days in August
Cascade, Jamaica
- Average rainfall days in August: 18.3 days
The month with the highest number of rainy days is September (18.4 days).
The month with the least rainy days is February (10.6 days).
Average daylight in August /
Average sunshine in August
Cascade, Jamaica
- Average daylight in August: 12h and 42min
The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 0min).
- Average sunshine in August: 11h and 30min
The months with the most sunshine are July and August (Average sunshine: 11h and 30min).
The months with the least sunshine are November and December (Average sunshine: 6h and 36min).
Average sunshine days in August
Cascade, Jamaica
- Average sunshine days in August: 11.2 days
The month with the most sunshine days is December (18 days).
The month with the least sunshine days is September (9.8 days).
Average UV index in August
Cascade, Jamaica
- Average UV index in August: 7
The months with the highest UV index are January, March, April, May, June, July, August, September, October, November and December (UV index 7).
The month with the lowest UV index is February (UV index 6).
Average cloud cover in August
Cascade, Jamaica
- Average cloud cover in August: 22
The months with the most cloud cover are January, May and November (Cloud cover 28).
The month with the least cloud cover is July (Cloud cover 21).
Average visibility in August
Cascade, Jamaica
- 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).





