September weather forecast
Kopaganj, India

September

Weather in September

September, the last month of the rainy (monsoon) season in Kopaganj, is another tropical month, with an average temperature ranging between min 25.6°C (78.1°F) and max 33.3°C (91.9°F).

Temperature

September's arrival brings an average high-temperature of a still hot 33.3°C (91.9°F), slightly deviating from August's 34.4°C (93.9°F). Kopaganj's average low-temperature is measured at a warm 25.6°C (78.1°F) during September.

Heat index

September's average heat index is evaluated at a burning hot 45°C (113°F). Vigilance: Heat cramps and heat exhaustion are likely. The likelihood of heatstroke increases with continued activity.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to 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.
The human body has a built-in cooling mechanism through perspiration; evaporating sweat dissipates the excess heat. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.

Humidity

With an average relative humidity of 71%, September is the most humid month.

Rainfall

In Kopaganj, in September, it is raining for 15.4 days, with typically 81mm (3.19") of accumulated precipitation. In Kopaganj, during the entire year, the rain falls for 87.6 days and collects up to 412mm (16.22") of precipitation.

Daylight

In Kopaganj, the average length of the day in September is 12h and 19min.
On the first day of the month, sunrise is at 5:35 am and sunset at 6:15 pm. On the last day of September, sunrise is at 5:47 am and sunset at 5:43 pm IST.

Sunshine

In September, the average sunshine is 9.4h.

UV index

The average daily maximum UV index in September is 7. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In September, the average maximum UV index of 7 translates into the following recommendations:
Elude overexposure. Fair-skinned people could get burnt in less than 20 minutes. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.

Frequently asked questions

How hot does it get in September?
In September, the average high-temperature and low-temperature are 33.3°C (91.9°F) and 25.6°C (78.1°F) respectively. The average heat index (a.k.a. 'feels like', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in September is evaluated at 45°C (113°F).
What is the most humid month?
The most humid month is September, with an average relative humidity of 71%.
What is the average humidity in September?
In Kopaganj, India, the average relative humidity in September is 71%.
How many days does it rain in September?
In Kopaganj, in September, it is raining for 15.4 days, with typically 81mm (3.19") of accumulated precipitation.
How many hours of daylight does Kopaganj have in September?
The average day length in September is 12h and 19min.
When are sunrise and sunset in September?
In September, on the first day of the month, sunrise is at 5:35 am and sunset at 6:15 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 5:43 pm IST.
How long on average sun shines in September?
In September, the average sunshine duration is 9.4h.
How high is the UV index in September?
In Kopaganj, the average daily maximum UV index in September is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's 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
Kopaganj, India
  • Average high temperature in September: 33.3°C

The warmest month (with the highest average high temperature) is May (42.3°C).
The month with the lowest average high temperature is January (22.8°C).

  • Average low temperature in September: 25.6°C

The month with the highest average low temperature is June (31.6°C).
The coldest month (with the lowest average low temperature) is January (10.7°C).

Average pressure in September
Kopaganj, India
  • Average pressure in September: 1003.3mbar

The month with the highest atmospheric pressure is January (1015.8mbar).
The month with the lowest atmospheric pressure is June (996.8mbar).

Average wind speed in September
Kopaganj, India
  • Average wind speed in September: 9.4km/h

The windiest month (with the highest average wind speed) is May (12.6km/h).
The calmest months (with the lowest average wind speed) are October and November (7km/h).

Average humidity in September
Kopaganj, India
  • Average humidity in September: 71%

The month with the highest relative humidity is September (71%).
The month with the lowest relative humidity is April (22%).

Average rainfall in September
Kopaganj, India
  • Average rainfall in September: 81mm

The wettest month (with the highest rainfall) is July (152mm).
The driest month (with the least rainfall) is November (0mm).

Average rainfall days in September
Kopaganj, India
  • Average rainfall days in September: 15.4 days

The month with the highest number of rainy days is July (20.9 days).
The month with the least rainy days is November (0.5 days).

Average daylight in September /
Average sunshine in September
Kopaganj, India
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 13h and 42min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in September: 9h and 2min

The month with the most sunshine is May (Average sunshine: 12h and 12min).
The month with the least sunshine is January (Average sunshine: 7h and 24min).

Average sunshine days in September
Kopaganj, India
  • Average sunshine days in September: 13.3 days

The month with the most sunshine days is December (30.3 days).
The month with the least sunshine days is July (8.4 days).

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

The months with the highest UV index are April and May (UV index 9).
The months with the lowest UV index are January and December (UV index 5).

Average cloud cover in September
Kopaganj, India
  • Average cloud cover in September: 35

The month with the most cloud cover is July (Cloud cover 49).
The months with the least cloud cover are November and December (Cloud cover 5).

Average visibility in September
Kopaganj, India
  • Average visibility in September: 9km

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

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