September weather forecastPerungudi, India

September

Weather in September

The last month of the rainy (monsoon) season, September, is also a hot month in Perungudi, India, with an average temperature fluctuating between 26.9°C (80.4°F) and 32.9°C (91.2°F).

Temperature

September brings a marginal elevation to a still tropical 32.9°C (91.2°F) from August's 33.5°C (92.3°F) in Perungudi's average high-temperatures. During September, Perungudi's temperature averages to a moderately hot 26.9°C (80.4°F) at night.

Heat index

During September, the heat index is estimated at an extremely hot 43°C (109.4°F). Beware: Heat exhaustion along with heat cramps are on the cards. Heatstroke could result from sustained physical activity.
Data suggests that the heat index is set for environments in shade and with a light wind. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. The individual's temperature perception can be influenced by numerous factors such as metabolic variations, physical activity, and clothing. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
Perspiration is the body's default response to elevated temperatures, as it promotes the evaporation of sweat to achieve cooling. When relative humidity is heightened, it slows the rate of evaporation, thereby decreasing the body's ability to shed heat and creating a sensation of overheating. Overheating risks increase with rising body temperatures, especially if heat release isn't efficient.

Humidity

In Perungudi, the average relative humidity in September is 70%.

Rainfall

In Perungudi, India, in September, it is raining for 25 days, with typically 104mm (4.09") of accumulated precipitation. Throughout the year, there are 169.2 rainfall days, and 825mm (32.48") of precipitation is accumulated.

Daylight

The average length of the day in September is 12h and 12min.
On the first day of September in Perungudi, sunrise is at 5:57 am and sunset at 6:19 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 5:59 pm IST.

Sunshine

In Perungudi, India, the average sunshine in September is 10.5h.

UV index

The average daily maximum UV index in September in Perungudi, India, is 7. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, the maximum UV index of 7 suggests this advice:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. Stay sun-safe with clothing that is both closely woven and worn loosely.

Frequently asked questions

The high-temperature, in September, in Perungudi, records 32.9°C (91.2°F), while the low-temperature is 26.9°C (80.4°F). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines relative humidity and air temperature, is estimated at 43°C (109.4°F).

In September, the average relative humidity is 70%.

In Perungudi, India, in September, during 25 rainfall days, 104mm (4.09") of precipitation is typically accumulated.

In September, the average day length in Perungudi is 12h and 12min.

On the first day of September, sunrise is at 5:57 am and sunset at 6:19 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 5:59 pm IST.

In September, the average sunshine duration is 10.5h.

In September, the average daily maximum UV index is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Perungudi, India

  • Average high temperature in September: 32.9°C

The warmest month (with the highest average high temperature) is May (36.8°C).
The month with the lowest average high temperature is December (27.9°C).

  • Average low temperature in September: 26.9°C

The month with the highest average low temperature is May (29.4°C).
The coldest month (with the lowest average low temperature) is January (22.6°C).

Average pressure in September
Perungudi, India

  • Average pressure in September: 1006.8mbar

The month with the highest atmospheric pressure is January (1013.6mbar).
The month with the lowest atmospheric pressure is June (1004.2mbar).

Average wind speed in September
Perungudi, India

  • Average wind speed in September: 12.6km/h

The windiest month (with the highest average wind speed) is May (17.3km/h).
The calmest month (with the lowest average wind speed) is October (11.6km/h).

Average humidity in September
Perungudi, India

  • Average humidity in September: 70%

The months with the highest relative humidity are November and December (76%).
The month with the lowest relative humidity is June (58%).

Average rainfall in September
Perungudi, India

  • Average rainfall in September: 104mm

The wettest month (with the highest rainfall) is November (191mm).
The driest month (with the least rainfall) is February (6mm).

Average rainfall days in September
Perungudi, India

  • Average rainfall days in September: 25 days

The month with the highest number of rainy days is September (25 days).
The month with the least rainy days is February (3.4 days).

Average daylight in September /
Average sunshine in September
Perungudi, India

  • Average daylight in September: 12h and 12min

The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 24min).

  • Average sunshine in September: 10h and 30min

The month with the most sunshine is May (Average sunshine: 11h and 48min).
The months with the least sunshine are November and December (Average sunshine: 6h and 12min).

Average sunshine days in September
Perungudi, India

  • Average sunshine days in September: 3.5 days

The month with the most sunshine days is March (25.8 days).
The month with the least sunshine days is September (3.5 days).

Average UV index in September
Perungudi, India

  • Average UV index in September: 7

The months with the highest UV index are April, May, June and July (UV index 8).
The months with the lowest UV index are January, November and December (UV index 6).

Average cloud cover in September
Perungudi, India

  • Average cloud cover in September: 38

The month with the most cloud cover is August (Cloud cover 42).
The months with the least cloud cover are March and April (Cloud cover 13).

Average visibility in September
Perungudi, India

  • Average visibility in September: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).