August weather forecast
Lethem, Guyana

In August, there's a significant decline in rainfall, dropping to 239mm (9.41"), marking the tail-end of the rainy season. Even with this reduced rainfall, temperatures remain relatively unchanged, underlining the constant character of Lethem's climate. Daylight and sunshine hours continue to be generous, endorsing the tropical quality of August's weather. UV levels, aligned with previous months, tend to be high.

Temperature

The months of June through August are noted for their lowest temperatures in Lethem, with an average high-temperature of 31°C (87.8°F).

Rainfall

In Lethem, in August, during 20 rainfall days, 239mm (9.41") of precipitation is typically accumulated. In Lethem, during the entire year, the rain falls for 194 days and collects up to 1739mm (68.46") of precipitation.

Daylight

The average length of the day in August in Lethem, Guyana, is 12h and 13min.
On the first day of the month, sunrise is at 05:57 and sunset at 18:13. On the last day of August, in Lethem, sunrise is at 05:53 and sunset at 18:04 -04.

Sunshine

The months with the most sunshine are August through November, with an average of 8h of sunshine.

UV index

January through December, with an average maximum UV index of 12, are months with the highest UV index in Lethem. The months with the lowest UV index are January through December, with an average maximum UV index of 12. A UV Index reading of 11, and higher, represents an extreme health hazard from exposure to the Sun's UV radiation for the average person.
Note: A maximum high UV index of 12 in August translates into the following recommendations:
Carry out all crucial safety measures, unprotected skin may burn instantly. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Ensure the liberal application and reapplication of a broad-spectrum SPF 30+ sunscreen after each outdoor activity or swim, and every two hours.