September weather forecast and climate
Periamet, India

The last month of the rainy (monsoon) season, September, is also a hot month in Periamet, India, with average temperature varying between 31.6°C (88.9°F) and 27.3°C (81.1°F).

Temperature

In September, the average high-temperature is essentially the same as in August - a still tropical 31.6°C (88.9°F). The average low-temperature, is 27.3°C (81.1°F).

Heat index

In September, the average heat index is evaluated at a very hot 39.9°C (103.8°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
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', 'felt air temperature', 'real feel', or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (pregnancy, wind, metabolic differences). Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. 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.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. With a lot of moisture in the air, the evaporation process is not as effective, and the body does not cool down as efficiently, creating a perception of overheating. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

In September, the average relative humidity in Periamet, India, is 72%.

Rainfall

In Periamet, in September, during 23.1 rainfall days, 98mm (3.86") of precipitation is typically accumulated. Throughout the year, there are 157.6 rainfall days, and 823mm (32.4") of precipitation is accumulated.

Daylight

In Periamet, India, the average length of the day in September is 12.2h.

Sunshine

In Periamet, the average sunshine in September is 10.7h.

UV index

In September, the average daily maximum UV index in Periamet is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 7 transform into the following instructions:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

What is the temperature in September in Periamet?

In Periamet, India, in September, the average high-temperature is 31.6°C (88.9°F), and the average low-temperature is 27.3°C (81.1°F). The average heat index (a.k.a. 'feels like', 'real feel'), that calculates temperature value influenced by the moisture in the air, in September is calculated to 39.9°C (103.8°F).

What is the average humidity in September in Periamet?

The average relative humidity in September in Periamet, India, is 72%.

How many days does it rain in September in Periamet?

In September, in Periamet, India, the rain falls for 23.1 days. Throughout September, 98mm (3.86") of precipitation is accumulated.

What is the average length of the day in September in Periamet?

In September, the average length of the day is 12.2h.

How long on average sun shines in September in Periamet?

In September, the average sunshine in Periamet, India, is 10.7h.

What is the UV index reading in September in Periamet?

In September, the average daily maximum UV index in Periamet, India, is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays.
Average temperature in September - Periamet, India
  • Average high temperature in September: 31.6°C

The warmest month (with the highest average high temperature) is May (34.8°C).
The month with the lowest average high temperature is January (27.3°C).

  • Average low temperature in September: 27.3°C

The month with the highest average low temperature is May (29.6°C).
The coldest month (with the lowest average low temperature) is January (23.4°C).

Average pressure in September - Periamet, India
  • Average pressure in September: 1006.7mbar

The month with the highest atmospheric pressure is January (1013.6mbar).
The month with the lowest atmospheric pressure is June (1004.2mbar).

Average wind speed in September - Periamet, India
  • Average wind speed in September: 13.7km/h

The windiest month (with the highest average wind speed) is May (19.2km/h).
The calmest months (with the lowest average wind speed) are February and October (12.8km/h).

Average humidity in September - Periamet, India
  • Average humidity in September: 72%

The month with the highest relative humidity is November (76%).
The month with the lowest relative humidity is June (63%).

Average rainfall in September - Periamet, India
  • Average rainfall in September: 98mm

The wettest month (with the highest rainfall) is November (213mm).
The driest month (with the least rainfall) is February (6mm).

Average rainfall days in September - Periamet, India
  • Average rainfall days in September: 23.1 days

The month with the highest number of rainy days is September (23.1 days).
The month with the least rainy days is February (2.9 days).

Average daylight in September / Average sunshine in September - Periamet, India
  • Average daylight in September: 12.2h

The month with the longest days is June (Average daylight: 12.9h).
The month with the shortest days is December (Average daylight: 11.4h).

  • Average sunshine in September: 10.7h

The month with the most sunshine is May (Average sunshine: 11.9h).
Months with the least sunshine are November and December (Average sunshine: 6.3).

Average sunshine days in September - Periamet, India
  • Average sunshine days in September: 6.2 days

The month with the most sunshine days is March (26.5 days).
The month with the least sunshine days is September (6.2 days).

Average UV index in September - Periamet, India
  • Average UV index in September: 7

Months with the highest UV index are April, May, June and July (UV index 8).
The month with the lowest UV index is October (UV index 6).

Average cloud cover in September - Periamet, India
  • Average cloud cover in September: 36

Months with the most cloud cover are July and August (Cloud cover 40).
Months with the least cloud cover are March and April (Cloud cover 12).

Average visibility in September - Periamet, India
  • Average visibility in September: 10km

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