September weather forecast
Sirali, India

September

Weather in September

September, the last month of the rainy (monsoon) season in Sirali, is a tropical month, with an average temperature varying between 22.3°C (72.1°F) and 31.5°C (88.7°F).

Temperature

Sirali's weather in September displays an average high-temperature of a tropical 31.5°C (88.7°F), showing minor disparity from August's 29.5°C (85.1°F). An average low-temperature of 22.3°C (72.1°F) is noted during the month of September.

Heat index

In September, the heat index is evaluated at a scorching 41°C (105.8°F). Extra precautions are necessary, heat cramps and heat exhaustion are plausible outcomes. Extended activity could lead to heatstroke.
Note that heat index values are valued for light wind and location in the shade. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Factors such as metabolic variation, pregnancy, and physical activity play a role in one's impression of weather. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are extremely vital to babies and toddlers. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.
When faced with excessive heat, the human body begins to perspire, utilizing the cooling benefits of sweat evaporation. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

The average relative humidity in September is 77%.

Rainfall

In Sirali, in September, it is raining for 15.5 days, with typically 153mm (6.02") of accumulated precipitation. In Sirali, during the entire year, the rain falls for 102 days and collects up to 863mm (33.98") of precipitation.

Daylight

In September, the average length of the day is 12h and 16min.
On the first day of September, sunrise is at 6:04 am and sunset at 6:38 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 6:10 pm IST.

Sunshine

In Sirali, the average sunshine in September is 8.1h.

UV index

The average daily maximum UV index in September is 7. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for the ordinary person.
Note: A maximum high daily UV index of 7 during September translates into the following directions:
Guard against overexposure. Protection from sun-induced harm is essential. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.

Frequently asked questions

Is it hot during September?
An average high-temperature, in September, in Sirali, is 31.5°C (88.7°F) and the average low-temperature is 22.3°C (72.1°F). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in September is evaluated at 41°C (105.8°F).
What is the average humidity in September?
In September, the average relative humidity is 77%.
How much does it rain in Sirali in September?
In Sirali, during September, the rain falls for 15.5 days and regularly aggregates up to 153mm (6.02") of precipitation.
What is the average length of the day in September?
The average day length in September is 12h and 16min.
When are sunrise and sunset in September?
On the first day of September, sunrise is at 6:04 am and sunset at 6:38 pm. On the last day of the month, sunrise is at 6:12 am and sunset at 6:10 pm IST.
How long on average sun shines in September?
In September, the average sunshine duration is 8.1h.
What is the UV index reading in September?
The average daily maximum UV index in September is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to Sun's UV rays.
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
Sirali, India
  • Average high temperature in September: 31.5°C

The warmest month (with the highest average high temperature) is May (42.8°C).
The month with the lowest average high temperature is January (28.3°C).

  • Average low temperature in September: 22.3°C

The month with the highest average low temperature is May (30.4°C).
The coldest month (with the lowest average low temperature) is January (13.8°C).

Average pressure in September
Sirali, India
  • Average pressure in September: 1006.5mbar

The month with the highest atmospheric pressure is January (1015.7mbar).
The month with the lowest atmospheric pressure is July (1001.6mbar).

Average wind speed in September
Sirali, India
  • Average wind speed in September: 7.6km/h

The windiest month (with the highest average wind speed) is July (12.4km/h).
The calmest month (with the lowest average wind speed) is October (5.7km/h).

Average humidity in September
Sirali, India
  • Average humidity in September: 77%

The month with the highest relative humidity is August (86%).
The month with the lowest relative humidity is April (16%).

Average rainfall in September
Sirali, India
  • Average rainfall in September: 153mm

The wettest month (with the highest rainfall) is July (293mm).
The driest month (with the least rainfall) is May (1mm).

Average rainfall days in September
Sirali, India
  • Average rainfall days in September: 15.5 days

The month with the highest number of rainy days is July (26.1 days).
The month with the least rainy days is May (1.1 days).

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

The month with the longest days is June (Average daylight: 13h and 30min).
The month with the shortest days is December (Average daylight: 10h and 48min).

  • Average sunshine in September: 8h and 1min

The month with the most sunshine is May (Average sunshine: 12h and 18min).
The month with the least sunshine is August (Average sunshine: 6h and 12min).

Average sunshine days in September
Sirali, India
  • Average sunshine days in September: 12.5 days

The month with the most sunshine days is December (29.5 days).
The month with the least sunshine days is July (3.6 days).

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

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

Average cloud cover in September
Sirali, India
  • Average cloud cover in September: 38

The month with the most cloud cover is August (Cloud cover 63).
The month with the least cloud cover is May (Cloud cover 4).

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

The months with the highest visibility are January, February, March, April, May, June, October, November and December (10km).
The month with the lowest visibility is August (8km).

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