September weather forecastMeppadi, India
September
Weather in September
September, the last month of the rainy (monsoon) season in Meppadi, is also a moderately hot month, with temperature in the range of an average high of 29.5°C (85.1°F) and an average low of 21.5°C (70.7°F).Temperature
The arrival of September coincides with an average high-temperature of a still moderately hot 29.5°C (85.1°F), indicating a minimal shift from August's 28.4°C (83.1°F). Meppadi witnesses a consistent average low-temperature of 21.5°C (70.7°F) throughout September.Heat index
September's mean heat index is estimated at a sweltering 37°C (98.6°F). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', shows a temperature sensation when both heat and moisture conditions are combined. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
Evaporating sweat is a key way the human body dispels excessive warmth, all thanks to the process of perspiration. During high air temperature and humidity (high heat index), the process of perspiration is hindered, intensifying the sensation of heat. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.
Humidity
The average relative humidity in September is 83%.Rainfall
In September, in Meppadi, the rain falls for 23 days. Throughout September, 125mm (4.92") of precipitation is accumulated. Throughout the year, in Meppadi, there are 240 rainfall days, and 1446mm (56.93") of precipitation is accumulated.Daylight
In September, the average length of the day in Meppadi, India, is 12h and 11min.On the first day of the month, sunrise is at 6:15 am and sunset at 6:35 pm. On the last day of September, sunrise is at 6:14 am and sunset at 6:16 pm IST.
Sunshine
The average sunshine in September is 7.7h.UV index
The months with the lowest UV index are May through December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.Note: The maximum daily UV index of 6 in September interprets into the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Meppadi, India
- Average high temperature in September: 29.5°C
The warmest month (with the highest average high temperature) is March (35.4°C).
The month with the lowest average high temperature is July (28.2°C).
- Average low temperature in September: 21.5°C
The month with the highest average low temperature is May (24.2°C).
The coldest month (with the lowest average low temperature) is January (20°C).
Average pressure in September
Meppadi, India
- Average pressure in September: 1010.1mbar
The month with the highest atmospheric pressure is January (1012.7mbar).
The month with the lowest atmospheric pressure is May (1008.9mbar).
Average wind speed in September
Meppadi, India
- Average wind speed in September: 5.4km/h
The windiest month (with the highest average wind speed) is July (6km/h).
The calmest month (with the lowest average wind speed) is November (4.2km/h).
Average humidity in September
Meppadi, India
- Average humidity in September: 83%
The months with the highest relative humidity are July and August (86%).
The month with the lowest relative humidity is February (60%).
Average rainfall in September
Meppadi, India
- Average rainfall in September: 125mm
The wettest month (with the highest rainfall) is June (247mm).
The driest month (with the least rainfall) is February (5mm).
Average rainfall days in September
Meppadi, India
- Average rainfall days in September: 23 days
The month with the highest number of rainy days is May (28.9 days).
The month with the least rainy days is January (4.1 days).
Average daylight in September /
Average sunshine in September
Meppadi, India
- Average daylight in September: 12h and 12min
The month with the longest days is June (Average daylight: 12h and 48min).
The month with the shortest days is December (Average daylight: 11h and 30min).
- Average sunshine in September: 7h and 42min
The month with the most sunshine is February (Average sunshine: 10h and 0min).
The month with the least sunshine is July (Average sunshine: 6h and 24min).
Average sunshine days in September
Meppadi, India
- Average sunshine days in September: 4.8 days
The month with the most sunshine days is January (25.5 days).
The month with the least sunshine days is May (0.4 days).
Average UV index in September
Meppadi, India
- Average UV index in September: 6
The months with the highest UV index are January, February, March and April (UV index 7).
The months with the lowest UV index are May, June, July, August, September, October, November and December (UV index 6).
Average cloud cover in September
Meppadi, India
- Average cloud cover in September: 50
The months with the most cloud cover are June and July (Cloud cover 58).
The month with the least cloud cover is February (Cloud cover 11).
Average visibility in September
Meppadi, India
- Average visibility in September: 8km
The months with the highest visibility are January, February and March (10km).
The months with the lowest visibility are June, July, August, September and October (8km).





