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
As Valparai welcomes September, the average high-temperature stabilizes at a still moderately hot 27.5°C (81.5°F), showing little deviation from August's 26.6°C (79.9°F). Valparai records a consistent low-temperature of 19.5°C (67.1°F) during September nights.Heat index
Throughout September, the heat index is calculated to be a hot 31°C (87.8°F). Staying active during long-term exposure might result in a state of exhaustion and cause heat cramps.Heat index evaluations are typically in the context of light winds and shaded environments. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
Humidity
The average relative humidity in September in Valparai is 83%.Rainfall
In Valparai, in September, during 24.6 rainfall days, 136mm (5.35") of precipitation is typically accumulated. Throughout the year, there are 256.6 rainfall days, and 1696mm (66.77") of precipitation is accumulated.Daylight
The average length of the day in September is 12h and 11min.On the first day of the month, sunrise is at 6:12 am and sunset at 6:31 pm. On the last day of September, sunrise is at 6:10 am and sunset at 6:13 pm IST.
Sunshine
In Valparai, the average sunshine in September is 7.7h.UV index
The average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for average individuals.Note: The daily high UV index of 6 during September translates into the following recommendations:
Deflect overexposure. Sun protection is a necessity. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Boost your sun resistance with garments that are densely woven yet spacious.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Valparai in September?
What is the average humidity in September in Valparai?
How many days does it rain in September in Valparai?
What is the average length of the day in September in Valparai?
What time are sunrise and sunset in September in Valparai?
How long on average sun shines in September in Valparai?
How high is the UV index in September in Valparai?
Average temperature in September
Valparai, India
- Average high temperature in September: 27.5°C
The warmest month (with the highest average high temperature) is April (32.8°C).
The month with the lowest average high temperature is July (26.4°C).
- Average low temperature in September: 19.5°C
The month with the highest average low temperature is May (21.3°C).
The coldest months (with the lowest average low temperature) are January and February (16.5°C).
Average pressure in September
Valparai, India
- Average pressure in September: 1009.3mbar
The month with the highest atmospheric pressure is January (1012.8mbar).
The month with the lowest atmospheric pressure is May (1008.1mbar).
Average wind speed in September
Valparai, India
- Average wind speed in September: 9.5km/h
The windiest month (with the highest average wind speed) is July (12km/h).
The calmest month (with the lowest average wind speed) is April (5.4km/h).
Average humidity in September
Valparai, India
- Average humidity in September: 83%
The months with the highest relative humidity are August, October and November (84%).
The month with the lowest relative humidity is February (62%).
Average rainfall in September
Valparai, India
- Average rainfall in September: 136mm
The wettest month (with the highest rainfall) is October (326mm).
The driest month (with the least rainfall) is January (10mm).
Average rainfall days in September
Valparai, India
- Average rainfall days in September: 24.6 days
The month with the highest number of rainy days is May (28.5 days).
The month with the least rainy days is January (6.3 days).
Average daylight in September /
Average sunshine in September
Valparai, 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 4min
The months with the most sunshine are January and February (Average sunshine: 9h and 36min).
The month with the least sunshine is November (Average sunshine: 5h and 48min).
Average sunshine days in September
Valparai, India
- Average sunshine days in September: 3.7 days
The month with the most sunshine days is January (21.5 days).
The month with the least sunshine days is April (1 days).
Average UV index in September
Valparai, India
- Average UV index in September: 6
The month with the highest UV index is March (UV index 7).
The month with the lowest UV index is October (UV index 5).
Average cloud cover in September
Valparai, India
- Average cloud cover in September: 47
The month with the most cloud cover is July (Cloud cover 56).
The month with the least cloud cover is February (Cloud cover 16).
Average visibility in September
Valparai, India
- Average visibility in September: 8km
The month with the highest visibility is February (10km).
The months with the lowest visibility are April, May, August, September, October, November and December (8km).
