September weather forecast
Nirsa, India

The last month of the rainy (monsoon) season, September, is another tropical month in Nirsa, India, with an average temperature fluctuating between 24.9°C (76.8°F) and 31.9°C (89.4°F).

Temperature

Nirsa, India, signifies an average high-temperature of a still tropical 31.9°C (89.4°F) in September, closely mirroring the 32.5°C (90.5°F) of August. In the month of September, Nirsa witnesses a consistent average low-temperature of 24.9°C (76.8°F).

Heat index

For September, the heat index is evaluated at a blistering 43°C (109.4°F). Eyes open: Heat cramps and heat exhaustion are expected. Prolonged exertion could lead to heatstroke.
Consider that heat index readings are for situations in the shade and light wind. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. Greater relative humidity lessens the rate of evaporation, thus decreasing the body's heat dispersal, which gives rise to a sensation of overheating. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.

Humidity

September is the most humid month, with an average relative humidity of 78%.

Rainfall

In Nirsa, in September, it is raining for 20.7 days, with typically 143mm (5.63") of accumulated precipitation. In Nirsa, during the entire year, the rain falls for 127.6 days and collects up to 790mm (31.1") of precipitation.

Daylight

The average length of the day in September is 12h and 17min.
On the first day of the month, sunrise is at 5:25 am and sunset at 6:01 pm. On the last day of September, in Nirsa, India, sunrise is at 5:34 am and sunset at 5:31 pm IST.

Sunshine

In Nirsa, the average sunshine in September is 7.5h.

UV index

The average daily maximum UV index in September in Nirsa is 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: A daily maximum UV index of 7 in September translates into the following instructions:
Resist overexposure. Safeguarding from solar damage is indispensable. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.