August weather forecast
Monchy, Saint Lucia

Celebrating the full swing of summer, August in Monchy carries forward the weather conditions of July. Overcast skies become a norm, often bringing with them the highest rainfall recorded all year, an astonishing 82mm (3.23"). The necessary balance to these rains is found in the regular northeast winds as well as the high pressure observed. With the coming of September, a small respite from the rains can be expected, although the overall weather pattern remains largely unchanged.

Temperature

As July transitions into August, Monchy records an average high-temperature of a still warm 29.8°C (85.6°F), showing a gentle shift from the preceding month. A slight dip in temperature to a still warm 26.9°C (80.4°F) marks the average nights during August.

Heat index

For most parts of August, the heat index is estimated at a very hot 36°C (96.8°F). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', joins air temperature with relative humidity to produce a temperature perception for humans. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values hold particular significance for children. Kids are usually more vulnerable than adults, given their lesser sweating ability. Along with their larger skin surface relative to their small stature and the excess heat due to their activity, their risk is amplified.
For the human body, perspiration is the go-to method to regulate temperature, using sweat's evaporation to dissipate warmth. In conditions of both high temperature and humidity (a high heat index), sweating is limited and the perception of heat is enhanced. Potential thermal conditions emerge as the body's heat gain outpaces its cooling mechanisms.

Humidity

May through August and November, with an average relative humidity of 75%, are the most humid months.

Rainfall

August is the month with the most rainfall. Rain falls for 25.9 days and accumulates 82mm (3.23") of precipitation.

Daylight

The average length of the day in August in Monchy is 12h and 35min.
On the first day of the month, sunrise is at 05:47 and sunset at 18:32. On the last day of August, in Monchy, sunrise is at 05:51 and sunset at 18:15 AST.

Sunshine

In Monchy, Saint Lucia, the average sunshine in August is 9.7h.

UV index

The months with the highest UV index are January through May, July through December, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The UV index of 7 in August translates into these instructions:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. A hat with a broad brim is indispensable, filtering out up to half of UV rays.