September weather forecastNirmali, India
September
Weather in September
The last month of the rainy (monsoon) season, September, is another tropical month in Nirmali, India, with temperature in the range of an average low of 25.6°C (78.1°F) and an average high of 33.1°C (91.6°F).Temperature
The beginning of September records an average high-temperature of a still hot 33.1°C (91.6°F), almost echoing the conditions of the previous month. September brings an average low-temperature of 25.6°C (78.1°F) to Nirmali.Heat index
For most parts of September, the heat index is appraised at a blazing hot 45°C (113°F). Stay alert: Heat cramps and heat exhaustion are expected. Heatstroke is a likely outcome of ongoing activity.Bear in mind that the heat index values are determined for shaded areas and light breezes. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', reflects the blend of air temperature and relative humidity to give a temperature impression. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are of high significance for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. A surge in relative humidity can disrupt the body's normal cooling function by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. When heat uptake goes beyond the body's cooling mechanisms, there's a surge in body temperature, posing health risks.
Humidity
July and September, with an average relative humidity of 73%, are the most humid months in Nirmali.Rainfall
In Nirmali, in September, it is raining for 21.5 days, with typically 141mm (5.55") of accumulated precipitation. Throughout the year, in Nirmali, there are 131.9 rainfall days, and 787mm (30.98") of precipitation is accumulated.Daylight
The average length of the day in September is 12h and 19min.On the first day of September, sunrise is at 5:23 am and sunset at 6:03 pm. On the last day of the month, sunrise is at 5:35 am and sunset at 5:31 pm IST.
Sunshine
In Nirmali, the average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September in Nirmali is 7. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The average daily UV index of 7 in September transforms into the following instructions:
Shun overexposure. Protection from sun ravages is indispensable. 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. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Nirmali, India
- Average high temperature in September: 33.1°C
The warmest month (with the highest average high temperature) is May (38.3°C).
The month with the lowest average high temperature is January (23.7°C).
- Average low temperature in September: 25.6°C
The month with the highest average low temperature is June (28°C).
The coldest month (with the lowest average low temperature) is January (12.4°C).
Average pressure in September
Nirmali, India
- Average pressure in September: 1005.2mbar
The month with the highest atmospheric pressure is January (1015.9mbar).
The month with the lowest atmospheric pressure is June (1000mbar).
Average wind speed in September
Nirmali, India
- Average wind speed in September: 10km/h
The windiest month (with the highest average wind speed) is May (14.3km/h).
The calmest month (with the lowest average wind speed) is November (7.6km/h).
Average humidity in September
Nirmali, India
- Average humidity in September: 73%
The months with the highest relative humidity are July and September (73%).
The month with the lowest relative humidity is March (33%).
Average rainfall in September
Nirmali, India
- Average rainfall in September: 141mm
The wettest month (with the highest rainfall) is July (246mm).
The driest months (with the least rainfall) are November and December (2mm).
Average rainfall days in September
Nirmali, India
- Average rainfall days in September: 21.5 days
The month with the highest number of rainy days is July (25.2 days).
The months with the least rainy days are November and December (1.5 days).
Average daylight in September /
Average sunshine in September
Nirmali, India
- Average daylight in September: 12h and 18min
The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).
- Average sunshine in September: 8h and 30min
The months with the most sunshine are April and May (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 7h and 24min).
Average sunshine days in September
Nirmali, India
- Average sunshine days in September: 6.9 days
The month with the most sunshine days is December (29.2 days).
The month with the least sunshine days is July (4.3 days).
Average UV index in September
Nirmali, 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 5).
Average cloud cover in September
Nirmali, India
- Average cloud cover in September: 38
The month with the most cloud cover is July (Cloud cover 51).
The month with the least cloud cover is November (Cloud cover 7).
Average visibility in September
Nirmali, India
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, October, November and December (10km).
The months with the lowest visibility are July, August and September (9km).





