September weather forecastMawsynram, India

September

Weather in September

The last month of the rainy (monsoon) season, September, is also a moderately hot month in Mawsynram, India, with an average temperature fluctuating between 23.8°C (74.8°F) and 17.9°C (64.2°F).

Temperature

As August turns into September, the average high-temperatures rest at a still moderately hot 23.8°C (74.8°F), showing a minor variation from the prior month. In Mawsynram, an average temperature of 17.9°C (64.2°F) is noted during September nights.

Humidity

In September, the average relative humidity in Mawsynram is 94%.

Rainfall

In Mawsynram, in September, during 30 rainfall days, 363mm (14.29") of precipitation is typically accumulated. Throughout the year, in Mawsynram, there are 267.8 rainfall days, and 3001mm (118.15") of precipitation is accumulated.

Daylight

The average length of the day in September in Mawsynram is 12h and 18min.
On the first day of the month, sunrise is at 5:04 am and sunset at 5:42 pm. On the last day of September, sunrise is at 5:15 am and sunset at 5:11 pm IST.

Sunshine

In Mawsynram, India, the average sunshine in September is 4.6h.

UV index

The months with the highest UV index are March through September, with an average maximum UV index of 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: In September, the UV index of 5 transforms into the following advice:
Guard yourself - Avoiding sunburn is suggested. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.

Updated: Jan 25, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature in Mawsynram, India, during September is 23.8°C (74.8°F) and the low-temperature is 17.9°C (64.2°F).

The average relative humidity in September in Mawsynram is 94%.

In September, in Mawsynram, India, the rain falls for 30 days. Throughout September, 363mm (14.29") of precipitation is accumulated.

In Mawsynram, the average day length in September is 12h and 18min.

In September, on the first day of the month, sunrise is at 5:04 am and sunset at 5:42 pm. On the last day of the month, sunrise is at 5:15 am and sunset at 5:11 pm IST.

In Mawsynram, India, the average sunshine duration in September is 4.6h.

The months with the highest UV index in Mawsynram are March through September, with an average maximum UV index of 5.

In Mawsynram, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A September O N D

Aug

September

Oct

Average high temperature

24.3°C

23.8°C

22.8°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

5.3km/h

4.1km/h

3.3km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

1.5

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Mawsynram, India

Average high temperature in September: 23.8°C

The warmest months (with the highest average high temperature) are June, July and August (24.3°C).
The month with the lowest average high temperature is January (17.8°C).

Average low temperature in September: 17.9°C

The months with the highest average low temperature are July and August (18.8°C).
The coldest month (with the lowest average low temperature) is January (5.8°C).

Average pressure in September
Mawsynram, India

Average pressure in September: 1006.5mbar

The month with the highest atmospheric pressure is January (1015.9mbar).
The month with the lowest atmospheric pressure is July (1002.1mbar).

Average wind speed in September
Mawsynram, India

Average wind speed in September: 3.9km/h

The windiest month (with the highest average wind speed) is July (5.5km/h).
The calmest months (with the lowest average wind speed) are November and December (2.6km/h).

Average humidity in September
Mawsynram, India

Average humidity in September: 94%

The months with the highest relative humidity are July and August (95%).
The month with the lowest relative humidity is March (65%).

Average rainfall in September
Mawsynram, India

Average rainfall in September: 363mm

The wettest month (with the highest rainfall) is July (615mm).
The driest month (with the least rainfall) is January (21mm).

Average rainfall days in September
Mawsynram, India

Average rainfall days in September: 30 days

The months with the highest number of rainy days are July and August (31 days).
The month with the least rainy days is February (8 days).

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

Average daylight in September: 12h and 18min

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

Average sunshine in September: 4h and 36min

The month with the most sunshine is March (Average sunshine: 9h and 12min).
The month with the least sunshine is August (Average sunshine: 4h and 24min).

Average sunshine days in September
Mawsynram, India

Average sunshine days in September: 0 days

The month with the most sunshine days is February (19.2 days).
The months with the least sunshine days are July, August and September (0 days).

Average UV index in September
Mawsynram, India

Average UV index in September: 5

The months with the highest UV index are March, April, May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, October, November and December (UV index 4).