September weather forecastYanam, India
September
Weather in September
The last month of the rainy (monsoon) season, September, is also a hot month in Yanam, India, with an average temperature ranging between max 31.6°C (88.9°F) and min 26.2°C (79.2°F).Temperature
September observes an average high-temperature of a still tropical 31.6°C (88.9°F), marking an insignificant difference from August's 31.8°C (89.2°F). Throughout September, a steady low-temperature average of 26.2°C (79.2°F) is noted.Heat index
During September, the heat index is evaluated at a blistering 42°C (107.6°F). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.One should consider that heat index numbers are for shaded settings and light wind. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
To cool down, the human body relies on perspiration, a process where excessive heat is eliminated as sweat evaporates. Under high air temperature and high humidity (high heat index) conditions, the body's ability to perspire is compromised, increasing the sensation of heat. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.
Humidity
The most humid month in Yanam is September, with an average relative humidity of 78%.Rainfall
In Yanam, India, in September, during 23.5 rainfall days, 146mm (5.75") of precipitation is typically accumulated. In Yanam, during the entire year, the rain falls for 153 days and collects up to 842mm (33.15") of precipitation.Daylight
The average length of the day in September in Yanam, India, is 12h and 14min.On the first day of September in Yanam, sunrise is at 5:47 am and sunset at 6:14 pm. On the last day of the month, sunrise is at 5:51 am and sunset at 5:50 pm IST.
Sunshine
In September, the average sunshine is 9.3h.UV index
In Yanam, the average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: A maximum UV index of 7 in September translates into the following recommendations:
Guard oneself from overexposure. Defence against sun injury is vital. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Yanam, India
- Average high temperature in September: 31.6°C
The warmest month (with the highest average high temperature) is May (37.4°C).
The month with the lowest average high temperature is January (28.3°C).
- Average low temperature in September: 26.2°C
The month with the highest average low temperature is June (28.6°C).
The coldest month (with the lowest average low temperature) is January (20.8°C).
Average pressure in September
Yanam, India
- Average pressure in September: 1005.5mbar
The month with the highest atmospheric pressure is January (1014.5mbar).
The month with the lowest atmospheric pressure is June (1002.2mbar).
Average wind speed in September
Yanam, India
- Average wind speed in September: 11.7km/h
The windiest month (with the highest average wind speed) is July (15.8km/h).
The calmest months (with the lowest average wind speed) are February and October (10km/h).
Average humidity in September
Yanam, India
- Average humidity in September: 78%
The month with the highest relative humidity is September (78%).
The months with the lowest relative humidity are March, May and June (66%).
Average rainfall in September
Yanam, India
- Average rainfall in September: 146mm
The wettest month (with the highest rainfall) is August (168mm).
The driest month (with the least rainfall) is February (4mm).
Average rainfall days in September
Yanam, India
- Average rainfall days in September: 23.5 days
The month with the highest number of rainy days is August (24.2 days).
The month with the least rainy days is February (2.2 days).
Average daylight in September /
Average sunshine in September
Yanam, India
- Average daylight in September: 12h and 12min
The month with the longest days is June (Average daylight: 13h and 6min).
The month with the shortest days is December (Average daylight: 11h and 12min).
- Average sunshine in September: 9h and 18min
The month with the most sunshine is April (Average sunshine: 11h and 54min).
The months with the least sunshine are November and December (Average sunshine: 7h and 6min).
Average sunshine days in September
Yanam, India
- Average sunshine days in September: 5.4 days
The months with the most sunshine days are January and February (25.3 days).
The month with the least sunshine days is September (5.4 days).
Average UV index in September
Yanam, India
- Average UV index in September: 7
The months with the highest UV index are April and May (UV index 8).
The months with the lowest UV index are January and December (UV index 6).
Average cloud cover in September
Yanam, India
- Average cloud cover in September: 40
The month with the most cloud cover is July (Cloud cover 53).
The month with the least cloud cover is February (Cloud cover 11).
Average visibility in September
Yanam, India
- Average visibility in September: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).





