September weather forecast
Anjajavy, Madagascar

September in Anjajavy exhibits the gradual farewell to the dry season. With a slight increment in rainfall to 6mm (0.24") and an uptick in the average minimum and maximum temperatures, the weather hints at the forthcoming change. It not only extends the daylight by a small fraction but also enriches the sea temperature slightly, encouraging sea-related adventures. Amid the mirrored weather conditions of the bygone month, it makes the transition subtle and the weather enjoyable.

Temperature

Anjajavy marks the onset of September with an average high-temperature of a tropical 30.7°C (87.3°F), subtly divergent from August's 29.8°C (85.6°F). Throughout September, Anjajavy records an average temperature of 20.9°C (69.6°F) at night.

Heat index

The heat index in September is evaluated at a fiery hot 35°C (95°F). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
The human body has a built-in cooling mechanism through perspiration; evaporating sweat dissipates the excess heat. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. The body faces dehydration threats when its cooling efforts are outpaced by excessive heat gain.

Humidity

In September, the average relative humidity in Anjajavy is 64%.

Rainfall

In Anjajavy, in September, it is raining for 5.5 days, with typically 6mm (0.24") of accumulated precipitation. In Anjajavy, during the entire year, the rain falls for 207.2 days and collects up to 1328mm (52.28") of precipitation.

Sea temperature

July through September, with an average sea temperature of 26°C (78.8°F), are months with the coldest seawater.
Note: For any water activity, temperatures between 25°C (77°F) and 29°C (84.2°F) are deemed excellent and extremely satisfying for enduring periods.

Daylight

In September, the average length of the day in Anjajavy is 12h and 1min.
On the first day of September, sunrise is at 05:56 and sunset at 17:45. On the last day of the month, sunrise is at 05:34 and sunset at 17:47 EAT.

Sunshine

In Anjajavy, the average sunshine in September is 9.9h.

UV index

The months with the highest UV index are January through April, August through December, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: A maximum UV index of 7 in September translates into the following recommendations:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. Enhance your sun protection with tightly woven, yet airy clothing. Notice! The Sun's UV exposure elevates with sand and water reflections.