Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
Kolapakkam's average high-temperature in September is a still hot 91.2°F, marking an insignificant difference from the 92.3°F of August. In Kolapakkam, the average low-temperature during the month of September is a moderately hot 80.4°F.Heat index
September's heat index is calculated to be a scorching 109.4°F. Stay vigilant: Heat cramps along with heat exhaustion are expected. Heatstroke may follow prolonged exertion.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a numerical representation of warmth when taking temperature and moisture levels into account. The impact of temperature is individual, as people's perception of weather may change based on their body mass, height, and physical activity. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are primarily vital for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. Rising body temperatures due to excess heat retention could signify impending heat disorders.
Humidity
In September, the average relative humidity in Kolapakkam is 70%.Rainfall
In September, in Kolapakkam, the rain falls for 25 days. Throughout September, 4.09" of precipitation is accumulated. Throughout the year, there are 169.2 rainfall days, and 32.48" of precipitation is accumulated.Daylight
In Kolapakkam, the average length of the day in September is 12h and 12min.On the first day of September in Kolapakkam, sunrise is at 5:58 am and sunset at 6:20 pm. On the last day of the month, sunrise is at 5:58 am and sunset at 5:59 pm IST.
Sunshine
In September, the average sunshine is 10.5h.UV index
In September, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the average person.Note: A daily high UV index of 7 in September leads to these guidelines:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in Kolapakkam in September?
What is the average humidity in September in Kolapakkam?
How many days does it rain in September in Kolapakkam?
What is the average length of the day in September in Kolapakkam?
When is the sunrise / sunset in September in Kolapakkam?
How many hours of sunshine does Kolapakkam have in September?
What is the UV index intensity in September in Kolapakkam?
Average temperature in September
Kolapakkam, India
- Average high temperature in September: 91.2°F
The warmest month (with the highest average high temperature) is May (98.2°F).
The month with the lowest average high temperature is December (82.2°F).
- Average low temperature in September: 80.4°F
The month with the highest average low temperature is May (84.9°F).
The coldest month (with the lowest average low temperature) is January (72.7°F).
Average pressure in September
Kolapakkam, India
- Average pressure in September: 29.73"Hg
The month with the highest atmospheric pressure is January (29.93"Hg).
The month with the lowest atmospheric pressure is June (29.65"Hg).
Average wind speed in September
Kolapakkam, India
- Average wind speed in September: 7.8mph
The windiest month (with the highest average wind speed) is May (10.7mph).
The calmest month (with the lowest average wind speed) is October (7.2mph).
Average humidity in September
Kolapakkam, India
- Average humidity in September: 70%
The months with the highest relative humidity are November and December (76%).
The month with the lowest relative humidity is June (58%).
Average rainfall in September
Kolapakkam, India
- Average rainfall in September: 4.09"
The wettest month (with the highest rainfall) is November (7.52").
The driest month (with the least rainfall) is February (0.24").
Average rainfall days in September
Kolapakkam, India
- Average rainfall days in September: 25 days
The month with the highest number of rainy days is September (25 days).
The month with the least rainy days is February (3.4 days).
Average daylight in September /
Average sunshine in September
Kolapakkam, India
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 12h and 54min).
The month with the shortest days is December (Average daylight: 11h and 24min).
- Average sunshine in September: 10h and 3min
The month with the most sunshine is May (Average sunshine: 11h and 48min).
The months with the least sunshine are November and December (Average sunshine: 6h and 12min).
Average sunshine days in September
Kolapakkam, India
- Average sunshine days in September: 3.5 days
The month with the most sunshine days is March (25.8 days).
The month with the least sunshine days is September (3.5 days).
Average UV index in September
Kolapakkam, India
- Average UV index in September: 7
The months with the highest UV index are April, May, June and July (UV index 8).
The months with the lowest UV index are January, November and December (UV index 6).
Average cloud cover in September
Kolapakkam, India
- Average cloud cover in September: 38
The month with the most cloud cover is August (Cloud cover 42).
The months with the least cloud cover are March and April (Cloud cover 13).
Average visibility in September
Kolapakkam, India
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
