August weather forecast
Alston, Jamaica

August, the last month of the summer in Alston, is a tropical month, with temperature in the range of an average low of 21.9°C (71.4°F) and an average high of 30°C (86°F).

Temperature

The highest temperatures are recorded in August, with averages reaching a high of 30°C (86°F) and a low of 21.9°C (71.4°F).

Heat index

During August, the heat index is calculated to be a very hot 38°C (100.4°F). Take more safety measures, heat exhaustion and heat cramps are potential outcomes. Persistent activity might lead to heatstroke.
Take note of the fact that heat index values are based on shaded circumstances with light airflows. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is the outcome of merging air's temperature and its humidity metrics. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
Evaporating sweat is a key way the human body dispels excessive warmth, all thanks to the process of perspiration. When the level of relative humidity is elevated, evaporation diminishes, causing more warmth to be retained in the body than in dry air. Should the body fail to balance its heat gain, the escalating temperature poses health challenges.

Humidity

The average relative humidity in August in Alston is 82%.

Rainfall

In Alston, in August, it is raining for 25.2 days, with typically 145mm (5.71") of accumulated precipitation. In Alston, during the entire year, the rain falls for 297.9 days and collects up to 1472mm (57.95") of precipitation.

Daylight

The average length of the day in August is 12h and 43min.
On the first day of the month, sunrise is at 05:48 and sunset at 18:43. On the last day of August, sunrise is at 05:55 and sunset at 18:24 EST.

Sunshine

The months with the most sunshine in Alston are July and August, with an average of 10.4h of sunshine.

UV index

In Alston, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum UV index of 6 during August translates into these guidelines:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.