September weather forecast
Cheranmahadevi, India

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Weather in September

September, the last month of the rainy (monsoon) season in Cheranmahadevi, is another hot month, with an average temperature varying between 24.9°C (76.8°F) and 33.4°C (92.1°F).

Temperature

Cheranmahadevi observes an average high-temperature of a still tropical 33.4°C (92.1°F) in September, the same as August. Throughout the month of September, Cheranmahadevi sees a steady low-temperature average of 24.9°C (76.8°F).

Heat index

The heat index value for September is calculated to be a scorching 42°C (107.6°F). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.
Heat index readings emphasize conditions of light breezes and shaded spots. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', combines air temperature and relative humidity to represent a human perceived temperature equivalent. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. If heat absorption isn't effectively countered by the body's cooling methods, body temperature surges, hinting at potential problems.

Humidity

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

Rainfall

In September, the rain falls for 12.3 days. Throughout September, 47mm (1.85") of precipitation is accumulated. In Cheranmahadevi, India, during the entire year, the rain falls for 181.1 days and collects up to 825mm (32.48") of precipitation.

Daylight

The average length of the day in September is 12h and 10min.
On the first day of September, sunrise is at 6:11 am and sunset at 6:28 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 6:11 pm IST.

Sunshine

The average sunshine in September in Cheranmahadevi is 9.2h.

UV index

January through November, with an average maximum UV index of 7, are months with the highest UV index in Cheranmahadevi. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: In September, an average UV index of 7 transforms into the following instructions:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.
Updated: Jan 26, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How hot does it get in Cheranmahadevi in September?

In Cheranmahadevi, in September, the average high-temperature is 33.4°C (92.1°F), and the average low-temperature is 24.9°C (76.8°F). In September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, is calculated to be 42°C (107.6°F).

What is the average humidity in September in Cheranmahadevi?

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

How much does it rain in Cheranmahadevi in September?

In Cheranmahadevi, India, in September, it is raining for 12.3 days, with typically 47mm (1.85") of accumulated precipitation.

How many hours of daylight does Cheranmahadevi have in September?

The average day length in September in Cheranmahadevi is 12h and 10min.

When are sunrise and sunset in September in Cheranmahadevi?

On the first day of September in Cheranmahadevi, sunrise is at 6:11 am and sunset at 6:28 pm. On the last day of the month, sunrise is at 6:08 am and sunset at 6:11 pm IST.

How long on average sun shines in September in Cheranmahadevi?

In September, the average sunshine duration in Cheranmahadevi, India, is 9.2h.

When is the highest UV index in Cheranmahadevi?

The months with the highest UV index in Cheranmahadevi are January through November, with an average maximum UV index of 7.

How high is the UV index in September in Cheranmahadevi?

The average daily maximum UV index in September in Cheranmahadevi is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to Sun's UV rays.

Average temperature in September
Cheranmahadevi, India

Average temperature in September - Cheranmahadevi, India
  • Average high temperature in September: 33.4°C

The warmest month (with the highest average high temperature) is April (35.5°C).
The month with the lowest average high temperature is December (29.2°C).

  • Average low temperature in September: 24.9°C

The month with the highest average low temperature is May (26.7°C).
The coldest month (with the lowest average low temperature) is January (21.1°C).

Average pressure in September
Cheranmahadevi, India

Average pressure in September - Cheranmahadevi, India
  • Average pressure in September: 1008.8mbar

The month with the highest atmospheric pressure is January (1012.1mbar).
The month with the lowest atmospheric pressure is May (1007.6mbar).

Average wind speed in September
Cheranmahadevi, India

Average wind speed in September - Cheranmahadevi, India
  • Average wind speed in September: 15.7km/h

The windiest month (with the highest average wind speed) is June (19.9km/h).
The calmest month (with the lowest average wind speed) is November (10.1km/h).

Average humidity in September
Cheranmahadevi, India

Average humidity in September - Cheranmahadevi, India
  • Average humidity in September: 64%

The month with the highest relative humidity is December (75%).
The month with the lowest relative humidity is July (60%).

Average rainfall in September
Cheranmahadevi, India

Average rainfall in September - Cheranmahadevi, India
  • Average rainfall in September: 47mm

The wettest month (with the highest rainfall) is November (204mm).
The driest month (with the least rainfall) is July (11mm).

Average rainfall days in September
Cheranmahadevi, India

Average rainfall days in September - Cheranmahadevi, India
  • Average rainfall days in September: 12.3 days

The month with the highest number of rainy days is November (25.3 days).
The month with the least rainy days is July (6.4 days).

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

Average daylight in September / Average sunshine in September - Cheranmahadevi, India
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 36min).
The month with the shortest days is December (Average daylight: 11h and 36min).

  • Average sunshine in September: 9h and 1min

The month with the most sunshine is May (Average sunshine: 10h and 12min).
The month with the least sunshine is November (Average sunshine: 5h and 36min).

Average sunshine days in September
Cheranmahadevi, India

Average sunshine days in September - Cheranmahadevi, India
  • Average sunshine days in September: 16 days

The month with the most sunshine days is July (24.1 days).
The month with the least sunshine days is November (3.4 days).

Average UV index in September
Cheranmahadevi, India

Average UV index in September - Cheranmahadevi, India
  • Average UV index in September: 7

The months with the highest UV index are January, February, March, April, May, June, July, August, September, October and November (UV index 7).
The month with the lowest UV index is December (UV index 6).

Average cloud cover in September
Cheranmahadevi, India

Average cloud cover in September - Cheranmahadevi, India
  • Average cloud cover in September: 28

The month with the most cloud cover is November (Cloud cover 45).
The month with the least cloud cover is March (Cloud cover 17).

Average visibility in September
Cheranmahadevi, India

Average visibility in September - Cheranmahadevi, India
  • Average visibility in September: 10km

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and December (10km).
The month with the lowest visibility is November (9km).

Cheranmahadevi, India

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