Imphal
India
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Imphal, India

September, the last month of the rainy (monsoon) season, in Imphal, is another warm month, with average temperature ranging between min 18.4°C (65.1°F) and max 27.5°C (81.5°F).

Temperature

In Imphal, the average high-temperature is almost the same as in August - a still warm 27.5°C (81.5°F). In Imphal, in September, the average low-temperature is 18.4°C (65.1°F).

Heat index

In September, the average heat index is appraised at a hot 31.9°C (89.4°F). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. 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', 'feels like', or 'apparent temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. This effect is individual, with diverse people perceiving weather differently for numerous reasons (wind, pregnancy, clothing), and activity. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, 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.

Humidity

The average relative humidity in September is 88%.

Rainfall

In Imphal, during September, the rain falls for 25.3 days and regularly aggregates up to 147mm (5.79") of precipitation. Throughout the year, there are 195 rainfall days, and 1147mm (45.16") of precipitation is accumulated.

Daylight

In September, the average length of the day is 12.3h.

Sunshine

The average sunshine in September is 7h.

UV index

Months with the highest UV index in Imphal are May, June, August and September, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV radiation for the average person.
Note: The average daily UV index of 6 in September transform into the following instructions:
Take precautions and utilize sun safety practices. Protection against the skin and eye damage is required. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.

What is the temperature in September in Imphal?

In Imphal, India, in September, the average high-temperature is 27.5°C (81.5°F), and the average low-temperature is 18.4°C (65.1°F). In September, the average heat index (a.k.a. 'feels like', 'real feel'), that combines both air temperature and relative humidity, is calculated to 31.9°C (89.4°F).

What is the average humidity in September in Imphal?

In Imphal, India, the average relative humidity in September is 88%.

How many days does it rain in September in Imphal?

In Imphal, India, during September, the rain falls for 25.3 days and regularly aggregates up to 147mm (5.79") of precipitation.

How many hours of daylight does Imphal have in September?

In Imphal, India, the average length of the day in September is 12.3h.

How long on average sun shines in September in Imphal?

In September, the average sunshine is 7h.

When is the highest UV index in Imphal?

Months with the highest UV index are May, June, August and September, with an average maximum UV index of 6.

How high is the UV index in September in Imphal?

In Imphal, India, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV radiation.
Average temperature in September - Imphal, India
  • Average high temperature in September: 27.5°C

The warmest months (with the highest average high temperature) are April and May (29.4°C).
The month with the lowest average high temperature is January (21.5°C).

  • Average low temperature in September: 18.4°C

The month with the highest average low temperature is July (20.3°C).
The coldest month (with the lowest average low temperature) is January (5.8°C).

Average humidity in September - Imphal, India
  • Average humidity in September: 88%

The month with the highest relative humidity is July (91%).
The month with the lowest relative humidity is March (57%).

Average rainfall in September - Imphal, India
  • Average rainfall in September: 147mm

The wettest month (with the highest rainfall) is July (253mm).
The driest months (with the least rainfall) are January and February (8mm).

Average rainfall days in September - Imphal, India
  • Average rainfall days in September: 25.3 days

The month with the highest number of rainy days is July (29.2 days).
The month with the least rainy days is February (2.9 days).

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

The month with the longest days is June (Average daylight: 13.7h).
The month with the shortest days is December (Average daylight: 10.6h).

  • Average sunshine in September: 7h

The month with the most sunshine is February (Average sunshine: 9.7h).
The month with the least sunshine is August (Average sunshine: 6.2h).

Average UV index in September - Imphal, India
  • Average UV index in September: 6

Months with the highest UV index are May, June, August and September (UV index 6).
Months with the lowest UV index are January and December (UV index 4).