September weather forecast
Deoule, Niger

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Weather in September

The first month of the autumn, September, is also a sweltering month in Deoule, Niger, with an average temperature fluctuating between 37.2°C (99°F) and 28.3°C (82.9°F).

Temperature

In September, Deoule notes an average high-temperature of a still sweltering 37.2°C (99°F), hardly different from the preceding month. September brings an average low-temperature of 28.3°C (82.9°F) to Deoule.

Humidity

In Deoule, the average relative humidity in September is 39%.

Rainfall

In September, the rain falls for 7.8 days. Throughout September, 29mm (1.14") of precipitation is accumulated. In Deoule, during the entire year, the rain falls for 49.7 days and collects up to 183mm (7.2") of precipitation.

Daylight

The average length of the day in September is 12h and 13min.
On the first day of the month, sunrise is at 06:24 and sunset at 18:47. On the last day of September, sunrise is at 06:25 and sunset at 18:26 WAT.

Sunshine

The average sunshine in September is 9.8h.

UV index

In September, the average daily maximum UV index is 8. A UV Index of 8 to 10 symbolizes a very high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum UV index, 8 during September, leads to the following recommendations:
Being careless can result in skin and eye damage. Always take the necessary safety measures. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.

Frequently asked questions

How hot does it get in Deoule in September?

The high-temperature, in September, in Deoule, is 37.2°C (99°F), while the low-temperature averages to 28.3°C (82.9°F). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, is estimated at 40°C (104°F).

What is the average humidity in September?

In September, the average relative humidity is 39%.

How much does it rain in September?

In Deoule, in September, it is raining for 7.8 days, with typically 29mm (1.14") of accumulated precipitation.

How many hours of daylight does Deoule have in September?

In Deoule, the average day length in September is 12h and 13min.

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 06:24 and sunset at 18:47. On the last day of the month, sunrise is at 06:25 and sunset at 18:26 WAT.

How many hours of sunshine does Deoule have in September?

In September, the average sunshine duration is 9.8h.

How high is the UV index in September in Deoule?

The average daily maximum UV index in September is 8. A UV Index estimate of 8 to 10 represents a very high health risk from exposure to Sun's UV rays.

Average temperature in September
Deoule, Niger

Average temperature in September - Deoule, Niger
  • Average high temperature in September: 37.2°C

The warmest month (with the highest average high temperature) is May (41.2°C).
The month with the lowest average high temperature is December (31.2°C).

  • Average low temperature in September: 28.3°C

The month with the highest average low temperature is June (30.4°C).
The coldest month (with the lowest average low temperature) is January (16.2°C).

Average pressure in September
Deoule, Niger

Average pressure in September - Deoule, Niger
  • Average pressure in September: 1010mbar

The month with the highest atmospheric pressure is January (1014.1mbar).
The months with the lowest atmospheric pressure are April and May (1007.5mbar).

Average wind speed in September
Deoule, Niger

Average wind speed in September - Deoule, Niger
  • Average wind speed in September: 11.7km/h

The windiest month (with the highest average wind speed) is December (18.4km/h).
The calmest month (with the lowest average wind speed) is October (11.6km/h).

Average humidity in September
Deoule, Niger

Average humidity in September - Deoule, Niger
  • Average humidity in September: 39%

The month with the highest relative humidity is August (48%).
The month with the lowest relative humidity is March (11%).

Average rainfall in September
Deoule, Niger

Average rainfall in September - Deoule, Niger
  • Average rainfall in September: 29mm

The wettest month (with the highest rainfall) is August (78mm).
The driest months (with the least rainfall) are January, February, March, November and December (0mm).

Average rainfall days in September
Deoule, Niger

Average rainfall days in September - Deoule, Niger
  • Average rainfall days in September: 7.8 days

The month with the highest number of rainy days is August (15.3 days).
The months with the least rainy days are January, November and December (0 days).

Average daylight in September /
Average sunshine in September
Deoule, Niger

Average daylight in September / Average sunshine in September - Deoule, Niger
  • Average daylight in September: 12h and 1min

The month with the longest days is June (Average daylight: 13h and 0min).
The month with the shortest days is December (Average daylight: 11h and 18min).

  • Average sunshine in September: 9h and 5min

The months with the most sunshine are February, March, April, May, June, October, November and December (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 9h and 12min).

Average sunshine days in September
Deoule, Niger

Average sunshine days in September - Deoule, Niger
  • Average sunshine days in September: 19.6 days

The month with the most sunshine days is January (31 days).
The month with the least sunshine days is August (12.9 days).

Average UV index in September
Deoule, Niger

Average UV index in September - Deoule, Niger
  • Average UV index in September: 8

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 6).

Average cloud cover in September
Deoule, Niger

Average cloud cover in September - Deoule, Niger
  • Average cloud cover in September: 14

The month with the most cloud cover is August (Cloud cover 26).
The month with the least cloud cover is November (Cloud cover 3).

Average visibility in September
Deoule, Niger

Average visibility in September - Deoule, Niger
  • Average visibility in September: 10km

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

Deoule, Niger

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