September weather forecast and climate
Mairwa, India

The last month of the rainy (monsoon) season, September, is also a hot month in Mairwa, India, with average temperature varying between 33.2°C (91.8°F) and 25.7°C (78.3°F).

Temperature

In Mairwa, the average high-temperature is essentially the same as in August - a still hot 33.2°C (91.8°F). In September, the average low-temperature is 25.7°C (78.3°F).

Heat index

The average heat index in September is estimated at a blistering 44.6°C (112.3°F). Beware - heat cramps and heat exhaustion are very likely. Heatstroke is imminent with prolonged activity.
Note that heat index values are valued for light wind and location in the shade. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'real feel', 'apparent temperature', or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Additional factors like pregnancy, wind, differences in body mass, height, and shape, and activity influence one's weather impression. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

With an average relative humidity of 71%, September is the most humid month.

Rainfall

In Mairwa, in September, it is raining for 16.5 days, with typically 86mm (3.39") of accumulated precipitation. Throughout the year, there are 86.4 rainfall days, and 381mm (15") of precipitation is accumulated.

Daylight

The average length of the day in September is 12.3h.

Sunshine

The average sunshine in September is 8.9h.

UV index

The average daily maximum UV index is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to the UV radiation for average individuals.
Note: The average daily UV index of 7 transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.

What is the temperature in September in Mairwa?

The average high-temperature, in September, is 33.2°C (91.8°F), while the average low-temperature is 25.7°C (78.3°F). The average heat index (a.k.a. 'real feel', 'feels like'), that factores the actual air temperature with the relative humidity, in September is evaluated at 44.6°C (112.3°F).

What is the most humid month in Mairwa?

The most humid month in Mairwa is September, with an average relative humidity of 71%.

What is the average humidity in September in Mairwa?

The average relative humidity in September is 71%.

How much does it rain in Mairwa in September?

In September, in Mairwa, the rain falls for 16.5 days. Throughout September, 86mm (3.39") of precipitation is accumulated.

What is the average length of the day in September in Mairwa?

The average length of the day in September in Mairwa is 12.3h.

How long on average sun shines in September in Mairwa?

In Mairwa, India, the average sunshine in September is 8.9h.

What is the UV index reading in September in Mairwa?

In Mairwa, India, the average daily maximum UV index in September is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from the exposure to the Sun's UV rays.
Average temperature in September - Mairwa, India
  • Average high temperature in September: 33.2°C

The warmest month (with the highest average high temperature) is May (41°C).
The month with the lowest average high temperature is January (23.3°C).

  • Average low temperature in September: 25.7°C

The month with the highest average low temperature is June (31°C).
The coldest month (with the lowest average low temperature) is January (11.4°C).

Average pressure in September - Mairwa, India
  • Average pressure in September: 1003.8mbar

The month with the highest atmospheric pressure is January (1015.7mbar).
The month with the lowest atmospheric pressure is June (997.7mbar).

Average wind speed in September - Mairwa, India
  • Average wind speed in September: 9.8km/h

The windiest month (with the highest average wind speed) is May (13.4km/h).
The calmest months (with the lowest average wind speed) are October and November (7km/h).

Average humidity in September - Mairwa, India
  • Average humidity in September: 71%

The month with the highest relative humidity is September (71%).
The month with the lowest relative humidity is April (26%).

Average rainfall in September - Mairwa, India
  • Average rainfall in September: 86mm

The wettest month (with the highest rainfall) is July (129mm).
The driest month (with the least rainfall) is November (0mm).

Average rainfall days in September - Mairwa, India
  • Average rainfall days in September: 16.5 days

The month with the highest number of rainy days is August (19.3 days).
The month with the least rainy days is November (0.3 days).

Average daylight in September / Average sunshine in September - Mairwa, India
  • Average daylight in September: 12.3h

The month with the longest days is June (Average daylight: 13.8h).
The month with the shortest days is December (Average daylight: 10.5h).

  • Average sunshine in September: 8.9h

Months with the most sunshine are April and May (Average sunshine: 12.1h).
Months with the least sunshine are January and February (Average sunshine: 7.5).

Average sunshine days in September - Mairwa, India
  • Average sunshine days in September: 11.9 days

The month with the most sunshine days is December (30.4 days).
The month with the least sunshine days is August (10 days).

Average UV index in September - Mairwa, India
  • Average UV index in September: 7

Months with the highest UV index are March, April, May, June, July and August (UV index 8).
Months with the lowest UV index are January and December (UV index 5).

Average cloud cover in September - Mairwa, India
  • Average cloud cover in September: 36

The month with the most cloud cover is July (Cloud cover 49).
Months with the least cloud cover are November and December (Cloud cover 5).

Average visibility in September - Mairwa, India
  • Average visibility in September: 9km

Months with the highest visibility are January, February, March, April, May, June, July, October, November and December (10km).
Months with the lowest visibility are August and September (9km).