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
The advent of September brings an average high-temperature of a still moderately hot 27.5°C (81.5°F), exhibiting minor difference from the previous month. In Munnar, the expected average low-temperature for September is an enjoyable 19.5°C (67.1°F).Heat index
September's heat index is calculated to be a hot 31°C (87.8°F). Long-standing exposure coupled with ongoing activity could result in exhaustion, possibly causing heat cramps.Heat index specifics point out values are for conditions of shade and a slight breeze. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', measures the perceived warmth when incorporating the humidity present in the air. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.
Humidity
In September, the average relative humidity is 83%.Rainfall
In Munnar, 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
In September, the average length of the day is 12h and 11min.On the first day of September, sunrise is at 6:12 am and sunset at 6:30 pm. On the last day of the month, sunrise is at 6:10 am and sunset at 6:12 pm IST.
Sunshine
In September, the average sunshine in Munnar is 7.7h.UV index
In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 6 during September leads to these advisories:
Resist extreme sun exposure. Guarding against solar damage is essential. 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. 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.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How much does it rain in September?
What is the average length of the day in September?
What time are sunrise and sunset in September in Munnar?
How long on average sun shines in September?
What is the UV index intensity in September?
Average temperature in September
Munnar, 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
Munnar, 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
Munnar, 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
Munnar, 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
Munnar, 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
Munnar, 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
Munnar, 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
Munnar, 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
Munnar, 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
Munnar, 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
Munnar, 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).
