September weather forecastRehli, India

September

Weather in September

The last month of the rainy (monsoon) season, September, is a tropical month in Rehli, India, with an average temperature ranging between min 22.7°C (72.9°F) and max 30.8°C (87.4°F).

Temperature

Rehli, India, observes an average high-temperature of a hot 30.8°C (87.4°F) in September, barely different from 29.8°C (85.6°F) in August. During September, Rehli records a consistent average nighttime temperature of 22.7°C (72.9°F).

Heat index

September's average heat index is estimated at a fiery hot 39°C (102.2°F). Incorporate additional preventive steps, heat exhaustion and heat cramps are possible. Long-lasting activity may cause heatstroke.
When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', embodies the combination of air temperature and moisture content to illustrate perceived heat. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
One of the main methods the human body employs to cool down is by perspiring, as this process allows sweat to evaporate and remove excess heat. During conditions of high air temperature and humidity (high heat index), the body's ability to perspire is inhibited, increasing the sensation of warmth. Overheating dangers loom when the body's heat release mechanisms are overshadowed by excessive gain.

Humidity

The average relative humidity in September is 75%.

Rainfall

In Rehli, during September, the rain falls for 18.6 days and regularly aggregates up to 161mm (6.34") of precipitation. Throughout the year, in Rehli, there are 113.8 rainfall days, and 819mm (32.24") of precipitation is accumulated.

Daylight

In Rehli, the average length of the day in September is 12h and 17min.
On the first day of September in Rehli, sunrise is at 5:55 am and sunset at 6:31 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 6:02 pm IST.

Sunshine

In Rehli, the average sunshine in September is 8.4h.

UV index

In Rehli, the average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 7 in September translates into this advice:
Deflect overexposure. Sun protection is a necessity. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.

Frequently asked questions

In Rehli, 30.8°C (87.4°F) is the average high-temperature and 22.7°C (72.9°F) is the average low-temperature during September. In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines relative humidity and air temperature, is estimated at 39°C (102.2°F).

The average relative humidity in September in Rehli is 75%.

In Rehli, during September, the rain falls for 18.6 days and regularly aggregates up to 161mm (6.34") of precipitation.

In September, the average day length in Rehli is 12h and 17min.

In September, on the first day of the month, sunrise is at 5:55 am and sunset at 6:31 pm. On the last day of the month, sunrise is at 6:05 am and sunset at 6:02 pm IST.

The average sunshine duration in September in Rehli is 8.4h.

In Rehli, the average daily maximum UV index in September is 7. A UV Index reading of 6 to 7 represents a high health risk from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Rehli, India

  • Average high temperature in September: 30.8°C

The warmest month (with the highest average high temperature) is May (41.9°C).
The month with the lowest average high temperature is January (24.9°C).

  • Average low temperature in September: 22.7°C

The month with the highest average low temperature is May (29.5°C).
The coldest month (with the lowest average low temperature) is January (11.3°C).

Average pressure in September
Rehli, India

  • Average pressure in September: 1005.6mbar

The month with the highest atmospheric pressure is January (1016.4mbar).
The month with the lowest atmospheric pressure is July (999.9mbar).

Average wind speed in September
Rehli, India

  • Average wind speed in September: 9.4km/h

The windiest month (with the highest average wind speed) is June (12.9km/h).
The calmest month (with the lowest average wind speed) is November (6.6km/h).

Average humidity in September
Rehli, India

  • Average humidity in September: 75%

The month with the highest relative humidity is August (83%).
The months with the lowest relative humidity are April and May (17%).

Average rainfall in September
Rehli, India

  • Average rainfall in September: 161mm

The wettest month (with the highest rainfall) is August (281mm).
The driest month (with the least rainfall) is April (2mm).

Average rainfall days in September
Rehli, India

  • Average rainfall days in September: 18.6 days

The month with the highest number of rainy days is August (27.8 days).
The month with the least rainy days is December (1.3 days).

Average daylight in September /
Average sunshine in September
Rehli, India

  • Average daylight in September: 12h and 18min

The month with the longest days is June (Average daylight: 13h and 36min).
The month with the shortest days is December (Average daylight: 10h and 42min).

  • Average sunshine in September: 8h and 24min

The month with the most sunshine is May (Average sunshine: 12h and 12min).
The months with the least sunshine are January and August (Average sunshine: 7h and 24min).

Average sunshine days in September
Rehli, India

  • Average sunshine days in September: 10.3 days

The month with the most sunshine days is December (29.7 days).
The month with the least sunshine days is August (2.3 days).

Average UV index in September
Rehli, India

  • Average UV index in September: 7

The month with the highest UV index is May (UV index 9).
The months with the lowest UV index are January and December (UV index 5).

Average cloud cover in September
Rehli, India

  • Average cloud cover in September: 39

The month with the most cloud cover is August (Cloud cover 60).
The month with the least cloud cover is May (Cloud cover 5).

Average visibility in September
Rehli, 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).