September weather forecastDirang, India
September
Weather in September
September, the last month of the rainy (monsoon) season in Dirang, is also a hot month, with temperature in the range of an average high of 31.4°C (88.5°F) and an average low of 23.3°C (73.9°F).Temperature
Dirang measures an average high-temperature of a still tropical 31.4°C (88.5°F) in September, nearly consistent with the preceding month. Throughout September, Dirang experiences a low-temperature average of 23.3°C (73.9°F).Heat index
The heat index value during September is estimated at a blisteringly hot 43°C (109.4°F). Be careful: Heat exhaustion and heat cramps are probable. Heatstroke may result from extended activity.Bear in mind that the heat index values are determined for shaded areas and light breezes. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is achieved by amalgamating air temperature with the relative humidity readings. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. 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 essentially critical for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
When the body gets too warm, it perspires, leading to sweat evaporation which cools it down. When there is abundant moisture in the air, the body's cooling through the evaporation process becomes less effective, leading to the sensation of overheating. Excessive heat gain, when not shed effectively by the body, can result in increasing body temperatures and related hazards.
Humidity
The average relative humidity in September is 83%.Rainfall
In September, the rain falls for 23.7 days. Throughout September, 210mm (8.27") of precipitation is accumulated. In Dirang, during the entire year, the rain falls for 208.7 days and collects up to 1651mm (65") of precipitation.Daylight
In Dirang, the average length of the day in September is 12h and 19min.On the first day of the month, sunrise is at 5:00 am and sunset at 5:41 pm. On the last day of September, sunrise is at 5:13 am and sunset at 5:08 pm IST.
Sunshine
The average sunshine in September is 8h.UV index
The average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for average individuals.Note: A maximum high UV index of 6 in September translates into the following recommendations:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. 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. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Dirang, India
- Average high temperature in September: 31.4°C
The warmest month (with the highest average high temperature) is May (32.5°C).
The month with the lowest average high temperature is January (23.5°C).
- Average low temperature in September: 23.3°C
The month with the highest average low temperature is August (24.6°C).
The coldest month (with the lowest average low temperature) is January (11.9°C).
Average pressure in September
Dirang, India
- Average pressure in September: 1007.8mbar
The month with the highest atmospheric pressure is January (1016.4mbar).
The month with the lowest atmospheric pressure is July (1003.3mbar).
Average wind speed in September
Dirang, India
- Average wind speed in September: 4.1km/h
The windiest month (with the highest average wind speed) is March (5.7km/h).
The calmest months (with the lowest average wind speed) are September and October (4.1km/h).
Average humidity in September
Dirang, India
- Average humidity in September: 83%
The month with the highest relative humidity is July (86%).
The month with the lowest relative humidity is March (54%).
Average rainfall in September
Dirang, India
- Average rainfall in September: 210mm
The wettest month (with the highest rainfall) is July (422mm).
The driest month (with the least rainfall) is November (12mm).
Average rainfall days in September
Dirang, India
- Average rainfall days in September: 23.7 days
The month with the highest number of rainy days is July (30.2 days).
The month with the least rainy days is November (5.4 days).
Average daylight in September /
Average sunshine in September
Dirang, 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 0min
The month with the most sunshine is May (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 7h and 18min).
Average sunshine days in September
Dirang, India
- Average sunshine days in September: 5.2 days
The month with the most sunshine days is December (22.4 days).
The month with the least sunshine days is July (0.7 days).
Average UV index in September
Dirang, India
- Average UV index in September: 6
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, November and December (UV index 5).
Average cloud cover in September
Dirang, India
- Average cloud cover in September: 44
The month with the most cloud cover is July (Cloud cover 56).
The month with the least cloud cover is November (Cloud cover 19).
Average visibility in September
Dirang, India
- Average visibility in September: 8km
The months with the highest visibility are January, February and March (10km).
The month with the lowest visibility is July (7km).





