August weather forecast
Polonnaruwa, Sri Lanka

August in Polonnaruwa remains warm and relatively dry, mirroring the climate observed in July. The consistency in weather patterns from the previous and to the next month makes for predictability. While the temperatures are fairly consistent with those in July, an increase in rainfall marks a subtle shift towards the wetter months that follow September.

Temperature

The arrival of August in Polonnaruwa sees a recorded average high-temperature of a still tropical 33.7°C (92.7°F), showing little divergence from the previous month's conditions. In Polonnaruwa, August is marked by an average low-temperature of 24.3°C (75.7°F).

Heat index

The heat index value for August is evaluated at a blisteringly hot 44°C (111.2°F). Attention: Heat exhaustion and heat cramps are anticipated. Prolonged effort can result in heatstroke.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'feels like' or 'felt air temperature', comes about by integrating the temperature readings with the humidity levels. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. When the body's heat gain surpasses its removal capacity, body temperature starts to climb, leading to potential heat-related ailments.

Humidity

June through September, with an average relative humidity of 67%, are the least humid months.

Rainfall

In August, the rain falls for 11.5 days. Throughout August, 29mm (1.14") of precipitation is accumulated. Throughout the year, there are 196.8 rainfall days, and 943mm (37.13") of precipitation is accumulated.

Daylight

In Polonnaruwa, the average length of the day in August is 12h and 23min.
On the first day of August, sunrise is at 05:58 and sunset at 18:26. On the last day of the month, sunrise is at 05:58 and sunset at 18:14 +0530.

Sunshine

In August, the average sunshine is 9.6h.

UV index

February through October, with an average maximum UV index of 7, are months with the highest UV index in Polonnaruwa. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily high UV index of 7 during August translates into the following recommendations:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.