Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
In September, the average high-temperature is practically the same as in August - a still warm 27.4°C (81.3°F). In Ponnampet, India, the average low-temperature is 19.3°C (66.7°F).Heat index
In September, the average heat index is calculated to be a tropical 32°C (89.6°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'real feel', 'felt air temperature', or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional factors like activity, pregnancy, differences in body mass, height, and shape, and metabolic differences affect individual temperature impact. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
Humidity
In September, the average relative humidity is 87%.Rainfall
In Ponnampet, in September, during 25.5 rainfall days, 140mm (5.51") of precipitation is typically accumulated. In Ponnampet, during the entire year, the rain falls for 246.5 days and collects up to 1699mm (66.89") of precipitation.Daylight
The average length of the day in September is 12h and 12min.On the first day of September in Ponnampet, sunrise is at 6:15 am and sunset at 6:37 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 6:17 pm IST.
Sunshine
In Ponnampet, India, the average sunshine in September is 6.2h.UV index
The months with the lowest UV index are July and September, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
FAQ
What is the temperature in September in Ponnampet?
What is the average humidity in September in Ponnampet?
How much does it rain in Ponnampet in September?
How many hours of daylight does Ponnampet have in September?
What time are sunrise and sunset in September in Ponnampet?
How many hours of sunshine does Ponnampet have in September?
What are the months with the lowest UV index in Ponnampet?
How high is the UV index in September in Ponnampet?
Average temperature in September
Ponnampet, India
- Average high temperature in September: 27.4°C
The warmest month (with the highest average high temperature) is March (34.2°C).
The month with the lowest average high temperature is July (25.3°C).
- Average low temperature in September: 19.3°C
The month with the highest average low temperature is May (21.3°C).
The coldest month (with the lowest average low temperature) is January (16.4°C).
Average pressure in September
Ponnampet, India
- Average pressure in September: 1010.5mbar
The month with the highest atmospheric pressure is January (1013mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).
Average wind speed in September
Ponnampet, India
- Average wind speed in September: 6km/h
The windiest month (with the highest average wind speed) is July (8.2km/h).
The calmest month (with the lowest average wind speed) is March (4.2km/h).
Average humidity in September
Ponnampet, India
- Average humidity in September: 87%
The months with the highest relative humidity are July and August (89%).
The month with the lowest relative humidity is February (59%).
Average rainfall in September
Ponnampet, India
- Average rainfall in September: 140mm
The wettest month (with the highest rainfall) is October (259mm).
The driest month (with the least rainfall) is January (9mm).
Average rainfall days in September
Ponnampet, India
- Average rainfall days in September: 25.5 days
The month with the highest number of rainy days is July (29.9 days).
The month with the least rainy days is January (4.8 days).
Average daylight in September /
Average sunshine in September
Ponnampet, India
- Average daylight in September: 12h and 1min
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 24min).
- Average sunshine in September: 6h and 1min
The month with the most sunshine is February (Average sunshine: 9h and 54min).
The month with the least sunshine is July (Average sunshine: 4h and 18min).
Average sunshine days in September
Ponnampet, India
- Average sunshine days in September: 3 days
The month with the most sunshine days is January (24.5 days).
The month with the least sunshine days is August (0.7 days).
Average UV index in September
Ponnampet, India
- Average UV index in September: 5
The months with the highest UV index are March and April (UV index 7).
The months with the lowest UV index are July and September (UV index 5).
Average cloud cover in September
Ponnampet, India
- Average cloud cover in September: 65
The month with the most cloud cover is July (Cloud cover 76).
The month with the least cloud cover is February (Cloud cover 13).
Average visibility in September
Ponnampet, India
- Average visibility in September: 6km
The months with the highest visibility are January, February, March and December (9km).
The month with the lowest visibility is September (6km).
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