September weather forecast
Ottapalam, India

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Weather in September

September, the last month of the rainy (monsoon) season in Ottapalam, is also a moderately hot month, with temperature in the range of an average high of 29.1°C (84.4°F) and an average low of 21.4°C (70.5°F).

Temperature

September's beginning signals an average high-temperature of a still moderately hot 29.1°C (84.4°F), barely different from August's 28.1°C (82.6°F). In the month of September, an average of 21.4°C (70.5°F) marks the low-temperature in Ottapalam, India.

Heat index

The average heat index in September is computed to be a sweltering 36°C (96.8°F). Apply extra caution, heat cramps and heat exhaustion could happen. Heatstroke might occur with long-duration activity.
Heat index specifics point out values are for conditions of shade and a slight breeze. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
The primary way humans combat excessive warmth is by perspiring, letting sweat evaporate and cool the body. In conditions of both high temperature and humidity (a high heat index), sweating is limited and the perception of heat is enhanced. Excessive heat gain, when not shed effectively by the body, can result in increasing body temperatures and related hazards.

Humidity

In Ottapalam, the average relative humidity in September is 85%.

Rainfall

In September, the rain falls for 22 days. Throughout September, 117mm (4.61") of precipitation is accumulated. In Ottapalam, during the entire year, the rain falls for 226.8 days and collects up to 1272mm (50.08") of precipitation.

Daylight

In Ottapalam, the average length of the day in September is 12h and 11min.
On the first day of the month, sunrise is at 6:14 am and sunset at 6:34 pm. On the last day of September, sunrise is at 6:13 am and sunset at 6:15 pm IST.

Sunshine

In Ottapalam, the average sunshine in September is 7.2h.

UV index

The months with the lowest UV index are May through December, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: A daily maximum UV index of 6 in September translates into the following instructions:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

Is it hot in Ottapalam during September?

In Ottapalam, in September, the average high-temperature is 29.1°C (84.4°F), and the average low-temperature is 21.4°C (70.5°F). The average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, in September is computed to be 36°C (96.8°F).

What is the average humidity in September in Ottapalam?

In Ottapalam, the average relative humidity in September is 85%.

How many days does it rain in September in Ottapalam?

In Ottapalam, India, in September, it is raining for 22 days, with typically 117mm (4.61") of accumulated precipitation.

How many hours of daylight does Ottapalam have in September?

The average day length in September in Ottapalam is 12h and 11min.

What time are sunrise and sunset in September in Ottapalam?

On the first day of September in Ottapalam, India, sunrise is at 6:14 am and sunset at 6:34 pm. On the last day of the month, sunrise is at 6:13 am and sunset at 6:15 pm IST.

How long on average sun shines in September in Ottapalam?

In Ottapalam, the average sunshine duration in September is 7.2h.

What are the months with the lowest UV index in Ottapalam?

The months with the lowest UV index in Ottapalam are May through December, with an average maximum UV index of 6.

What is the UV index reading in September in Ottapalam?

In September, the average daily maximum UV index in Ottapalam, India, is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Ottapalam, India

Average temperature in September - Ottapalam, India
  • Average high temperature in September: 29.1°C

The warmest month (with the highest average high temperature) is March (35.8°C).
The month with the lowest average high temperature is July (28°C).

  • Average low temperature in September: 21.4°C

The month with the highest average low temperature is May (24.1°C).
The coldest month (with the lowest average low temperature) is January (19.7°C).

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Average pressure in September
Ottapalam, India

Average pressure in September - Ottapalam, India
  • Average pressure in September: 1009.8mbar

The month with the highest atmospheric pressure is January (1012.7mbar).
The month with the lowest atmospheric pressure is May (1008.6mbar).

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Average wind speed in September
Ottapalam, India

Average wind speed in September - Ottapalam, India
  • Average wind speed in September: 5.8km/h

The windiest months (with the highest average wind speed) are July and December (7.1km/h).
The calmest month (with the lowest average wind speed) is October (4.7km/h).

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Average humidity in September
Ottapalam, India

Average humidity in September - Ottapalam, India
  • Average humidity in September: 85%

The month with the highest relative humidity is August (87%).
The month with the lowest relative humidity is February (58%).

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Average rainfall in September
Ottapalam, India

Average rainfall in September - Ottapalam, India
  • Average rainfall in September: 117mm

The wettest month (with the highest rainfall) is August (205mm).
The driest month (with the least rainfall) is January (5mm).

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Average rainfall days in September
Ottapalam, India

Average rainfall days in September - Ottapalam, India
  • Average rainfall days in September: 22 days

The month with the highest number of rainy days is October (26.4 days).
The month with the least rainy days is January (3.5 days).

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Average daylight in September /
Average sunshine in September
Ottapalam, India

Average daylight in September / Average sunshine in September - Ottapalam, India
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 30min).

  • Average sunshine in September: 7h and 1min

The months with the most sunshine are January and February (Average sunshine: 9h and 54min).
The months with the least sunshine are July and August (Average sunshine: 6h and 6min).

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Average sunshine days in September
Ottapalam, India

Average sunshine days in September - Ottapalam, India
  • Average sunshine days in September: 6.7 days

The month with the most sunshine days is January (26.3 days).
The month with the least sunshine days is April (3.4 days).

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Average UV index in September
Ottapalam, India

Average UV index in September - Ottapalam, India
  • Average UV index in September: 6

The months with the highest UV index are January, February, March and April (UV index 7).
The months with the lowest UV index are May, June, July, August, September, October, November and December (UV index 6).

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Average cloud cover in September
Ottapalam, India

Average cloud cover in September - Ottapalam, India
  • Average cloud cover in September: 55

The month with the most cloud cover is August (Cloud cover 61).
The month with the least cloud cover is February (Cloud cover 11).

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Average visibility in September
Ottapalam, India

Average visibility in September - Ottapalam, India
  • Average visibility in September: 7km

The months with the highest visibility are January and February (10km).
The months with the lowest visibility are August and September (7km).

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Ottapalam, India

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