September weather forecastOffa, Nigeria

September

Weather in September

The first month of the autumn, September, is still a warm month in Offa, Nigeria, with an average temperature varying between 28.5°C (83.3°F) and 21.2°C (70.2°F).

Temperature

Offa's September reports an average high-temperature of a still moderately hot 28.5°C (83.3°F), exhibiting a minor difference from August. Offa's average low-temperature during September nights is observed to be a pleasant 21.2°C (70.2°F).

Heat index

Throughout September, the heat index is calculated to be a very hot 35°C (95°F). Additional precautions are required to avert heat cramps and heat exhaustion. Persistent activity may culminate in heatstroke.
When considering the heat index, it's pivotal to note it is for shade and mild 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 'real feel' or 'feels like', offers an insight into how hot it feels when we factor in moisture content. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.
One way the human body deals with excessive warmth is by perspiring and allowing sweat to evaporate. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

The months with the highest humidity in Offa are August and September, with an average relative humidity of 88%.

Rainfall

The month with the most rainfall in Offa is September, when the rain falls for 28.5 days and typically aggregates up to 164mm (6.46") of precipitation.

Daylight

In September, the average length of the day is 12h and 10min.
On the first day of September, sunrise is at 06:32 and sunset at 18:49. On the last day of the month, sunrise is at 06:29 and sunset at 18:32 WAT.

Sunshine

The average sunshine in September is 6.3h.

UV index

The months with the lowest UV index are May through September, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily maximum UV index of 6 in September interprets into the following advice:
Deter overexposure. Protecting against the sun's effects is essential. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.

Frequently asked questions

In Offa, 28.5°C (83.3°F) is the average high-temperature and 21.2°C (70.2°F) is the average low-temperature during September. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in September is calculated to be 35°C (95°F).

August and September, with an average relative humidity of 88%, are most humid months.

In Offa, Nigeria, the average relative humidity in September is 88%.

The month with the most rainfall in Offa, Nigeria, is September, when the rain falls for 28.5 days and typically aggregates up to 164mm (6.46") of precipitation.

In September, in Offa, Nigeria, the rain falls for 28.5 days. Throughout September, 164mm (6.46") of precipitation is accumulated.

In Offa, Nigeria, the average day length in September is 12h and 10min.

In September, on the first day of the month, sunrise is at 06:32 and sunset at 18:49. On the last day of the month, in Offa, sunrise is at 06:29 and sunset at 18:32 WAT.

The average sunshine duration in September in Offa is 6.3h.

May through September, with an average maximum UV index of 6, are months with the lowest UV index.

The average daily maximum UV index in September in Offa, Nigeria, is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.
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
Offa, Nigeria

  • Average high temperature in September: 28.5°C

The warmest month (with the highest average high temperature) is February (37.4°C).
The month with the lowest average high temperature is August (27.8°C).

  • Average low temperature in September: 21.2°C

The month with the highest average low temperature is March (23.6°C).
The coldest months (with the lowest average low temperature) are January and December (20.2°C).

Average pressure in September
Offa, Nigeria

  • Average pressure in September: 1012.3mbar

The month with the highest atmospheric pressure is July (1013mbar).
The month with the lowest atmospheric pressure is March (1008.7mbar).

Average wind speed in September
Offa, Nigeria

  • Average wind speed in September: 6.7km/h

The windiest month (with the highest average wind speed) is April (9.8km/h).
The calmest month (with the lowest average wind speed) is November (6km/h).

Average humidity in September
Offa, Nigeria

  • Average humidity in September: 88%

The months with the highest relative humidity are August and September (88%).
The month with the lowest relative humidity is January (35%).

Average rainfall in September
Offa, Nigeria

  • Average rainfall in September: 164mm

The wettest month (with the highest rainfall) is September (164mm).
The driest month (with the least rainfall) is December (1mm).

Average rainfall days in September
Offa, Nigeria

  • Average rainfall days in September: 28.5 days

The month with the highest number of rainy days is August (29 days).
The month with the least rainy days is December (1.3 days).

Average daylight in September /
Average sunshine in September
Offa, Nigeria

  • Average daylight in September: 12h and 12min

The month with the longest days is June (Average daylight: 12h and 36min).
The month with the shortest days is December (Average daylight: 11h and 42min).

  • Average sunshine in September: 6h and 18min

The months with the most sunshine are January and December (Average sunshine: 10h and 0min).
The month with the least sunshine is August (Average sunshine: 5h and 30min).

Average sunshine days in September
Offa, Nigeria

  • Average sunshine days in September: 0.9 days

The month with the most sunshine days is December (28 days).
The month with the least sunshine days is August (0.8 days).

Average UV index in September
Offa, Nigeria

  • Average UV index in September: 6

The months with the highest UV index are January, February, March, April, October, November and December (UV index 7).
The months with the lowest UV index are May, June, July, August and September (UV index 6).

Average cloud cover in September
Offa, Nigeria

  • Average cloud cover in September: 66

The month with the most cloud cover is August (Cloud cover 72).
The month with the least cloud cover is December (Cloud cover 6).

Average visibility in September
Offa, Nigeria

  • Average visibility in September: 6km

The months with the highest visibility are January, February, March, April and December (10km).
The months with the lowest visibility are August and September (6km).