September weather forecast
Omalur, India

September

Weather in September

The last month of the rainy (monsoon) season, September, is another tropical month in Omalur, India, with an average temperature varying between 32.3°C (90.1°F) and 22.9°C (73.2°F).

Temperature

Omalur's shift from August to September is accompanied by an average high-temperature of a still tropical 32.3°C (90.1°F), a slight deviation from 32.6°C (90.7°F). Omalur, during the nights of September, experiences an average temperature drop to an agreeable 22.9°C (73.2°F).

Heat index

September's mean heat index is appraised at an extremely hot 41°C (105.8°F). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
Always consider that heat index estimations are for light winds and places in the shade. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'feels like' or 'real feel', integrates the air's temperature and its humidity to showcase the felt temperature by people. Elements such as metabolic variations, pregnancy, and physical exertion can shape one's weather perception. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.
Perspiring is how the human body naturally cools down, as sweat's evaporation takes away excess heat. With an abundance of moisture present in the air, the process of evaporation becomes less effective, and the body fails to cool down as it should, leading to the sensation of overheating. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

In Omalur, the average relative humidity in September is 69%.

Rainfall

In Omalur, during September, the rain falls for 19.8 days and regularly aggregates up to 90mm (3.54") of precipitation. Throughout the year, in Omalur, there are 177.5 rainfall days, and 801mm (31.54") of precipitation is accumulated.

Daylight

In September, the average length of the day in Omalur, India, is 12h and 11min.
On the first day of the month, sunrise is at 6:07 am and sunset at 6:27 pm. On the last day of September, in Omalur, sunrise is at 6:06 am and sunset at 6:08 pm IST.

Sunshine

In Omalur, India, the average sunshine in September is 8.8h.

UV index

The average daily maximum UV index in September in Omalur is 7. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for the average person.
Note: During September, 7 as the daily maximum UV index converts into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.

Frequently asked questions

How hot is it in Omalur in September?
September temperatures in Omalur, India, vary between a high-temperature of 32.3°C (90.1°F) and a low-temperature of 22.9°C (73.2°F). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is appraised at 41°C (105.8°F).
What is the average humidity in September in Omalur?
The average relative humidity in September is 69%.
How many days does it rain in September in Omalur?
In Omalur, India, in September, it is raining for 19.8 days, with typically 90mm (3.54") of accumulated precipitation.
How many hours of daylight does Omalur have in September?
In Omalur, India, the average day length in September is 12h and 11min.
When is the sunrise / sunset in September in Omalur?
In September, on the first day of the month, sunrise is at 6:07 am and sunset at 6:27 pm. On the last day of the month, in Omalur, sunrise is at 6:06 am and sunset at 6:08 pm IST.
How long on average sun shines in September in Omalur?
The average sunshine duration in September is 8.8h.
What is the UV index intensity in September in Omalur?
The average daily maximum UV index in September in Omalur is 7. A UV Index of 6 to 7 symbolizes a high health risk 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Omalur, India
  • Average high temperature in September: 32.3°C

The warmest month (with the highest average high temperature) is April (37.3°C).
The month with the lowest average high temperature is December (28.4°C).

  • Average low temperature in September: 22.9°C

The month with the highest average low temperature is May (26.2°C).
The coldest month (with the lowest average low temperature) is January (18.1°C).

Average pressure in September
Omalur, India
  • Average pressure in September: 1008.7mbar

The month with the highest atmospheric pressure is January (1014.1mbar).
The month with the lowest atmospheric pressure is June (1006.9mbar).

Average wind speed in September
Omalur, India
  • Average wind speed in September: 7.1km/h

The windiest month (with the highest average wind speed) is June (10.6km/h).
The calmest month (with the lowest average wind speed) is October (6km/h).

Average humidity in September
Omalur, India
  • Average humidity in September: 69%

The month with the highest relative humidity is November (79%).
The month with the lowest relative humidity is April (49%).

Average rainfall in September
Omalur, India
  • Average rainfall in September: 90mm

The wettest month (with the highest rainfall) is October (180mm).
The driest month (with the least rainfall) is January (9mm).

Average rainfall days in September
Omalur, India
  • Average rainfall days in September: 19.8 days

The month with the highest number of rainy days is October (22.5 days).
The month with the least rainy days is February (3.9 days).

Average daylight in September /
Average sunshine in September
Omalur, 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 30min).

  • Average sunshine in September: 8h and 5min

The month with the most sunshine is May (Average sunshine: 11h and 30min).
The month with the least sunshine is November (Average sunshine: 5h and 42min).

Average sunshine days in September
Omalur, India
  • Average sunshine days in September: 8.7 days

The month with the most sunshine days is February (23.9 days).
The month with the least sunshine days is May (6.7 days).

Average UV index in September
Omalur, India
  • Average UV index in September: 7

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

Average cloud cover in September
Omalur, India
  • Average cloud cover in September: 37

The month with the most cloud cover is November (Cloud cover 42).
The month with the least cloud cover is February (Cloud cover 13).

Average visibility in September
Omalur, India
  • Average visibility in September: 10km

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

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