September weather forecastWalewale, Ghana

September

Weather in September

The first month of the autumn, September, is still a tropical month in Walewale, Ghana, with temperature in the range of an average low of 23.4°C (74.1°F) and an average high of 32.4°C (90.3°F).

Temperature

In September, the average high-temperature registers at a still hot 32.4°C (90.3°F), nearly identical to August's 30.8°C (87.4°F). In the month of September, the average low-temperature usually rests at a warm 23.4°C (74.1°F).

Heat index

The heat index in September is computed to be a blisteringly hot 44°C (111.2°F). Be wary: Heat exhaustion and heat cramps are highly anticipated. With continued activity, heatstroke is very likely.
One should be cognizant that the heat index values are tailored for shaded spots and mild winds. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', integrates the air's temperature and its humidity to showcase the felt temperature by people. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
The process of perspiration is vital for the human body to get rid of excess warmth by allowing sweat to evaporate. Increased relative humidity slows down evaporation, thereby decreasing the rate of heat removal from the body, culminating in a sensation of overheating. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

The average relative humidity in September in Walewale, Ghana, is 75%.

Rainfall

In Walewale, during September, the rain falls for 20.4 days and regularly aggregates up to 79mm (3.11") of precipitation. In Walewale, Ghana, during the entire year, the rain falls for 118.8 days and collects up to 446mm (17.56") of precipitation.

Daylight

The average length of the day in September is 12h and 11min.
On the first day of September in Walewale, sunrise is at 05:53 and sunset at 18:12. On the last day of the month, sunrise is at 05:51 and sunset at 17:54 GMT.

Sunshine

The average sunshine in September is 9.7h.

UV index

January, June through September and December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for average individuals.
Note: In September, a regular UV index of 7 translates into these guidelines:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.

Updated: Aug 7, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature in Walewale during September is 32.4°C (90.3°F) and the low-temperature is 23.4°C (74.1°F). The average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in September is computed to be 44°C (111.2°F).

In Walewale, the average relative humidity in September is 75%.

In Walewale, Ghana, in September, it is raining for 20.4 days, with typically 79mm (3.11") of accumulated precipitation.

In September, the average day length is 12h and 11min.

In September, on the first day of the month, sunrise is at 05:53 and sunset at 18:12. On the last day of the month, sunrise is at 05:51 and sunset at 17:54 GMT.

The average sunshine duration in September is 9.7h.

The months with the lowest UV index are January, June through September and December, with an average maximum UV index of 7.

In Walewale, the average daily maximum UV index in September is 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to 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

30.8°C

32.4°C

35.6°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

9.5km/h

7.5km/h

8.3km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

4.8

Average UV index

Average cloud cover

Average visibility

Average temperature in September
Walewale, Ghana

Average high temperature in September: 32.4°C

The warmest months (with the highest average high temperature) are March and April (41°C).
The month with the lowest average high temperature is August (30.8°C).

Average low temperature in September: 23.4°C

The months with the highest average low temperature are April and May (28.5°C).
The coldest month (with the lowest average low temperature) is January (19.6°C).

Average pressure in September
Walewale, Ghana

Average pressure in September: 1011.5mbar

The month with the highest atmospheric pressure is August (1011.8mbar).
The month with the lowest atmospheric pressure is April (1007.5mbar).

Average wind speed in September
Walewale, Ghana

Average wind speed in September: 7.1km/h

The windiest month (with the highest average wind speed) is January (11.3km/h).
The calmest month (with the lowest average wind speed) is September (7.1km/h).

Average humidity in September
Walewale, Ghana

Average humidity in September: 75%

The month with the highest relative humidity is August (78%).
The month with the lowest relative humidity is January (13%).

Average rainfall in September
Walewale, Ghana

Average rainfall in September: 79mm

The wettest month (with the highest rainfall) is August (130mm).
The driest months (with the least rainfall) are January and December (0mm).

Average rainfall days in September
Walewale, Ghana

Average rainfall days in September: 20.4 days

The month with the highest number of rainy days is August (25 days).
The months with the least rainy days are January and December (0.1 days).

Average daylight in September /
Average sunshine in September
Walewale, Ghana

Average daylight in September: 12h and 12min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 30min).

Average sunshine in September: 9h and 42min

The month with the most sunshine is May (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 7h and 42min).

Average sunshine days in September
Walewale, Ghana

Average sunshine days in September: 7 days

The months with the most sunshine days are January and December (30.8 days).
The month with the least sunshine days is August (4.8 days).

Average UV index in September
Walewale, Ghana

Average UV index in September: 7

The months with the highest UV index are February, March, April, May, October and November (UV index 8).
The months with the lowest UV index are January, June, July, August, September and December (UV index 7).

Average cloud cover in September
Walewale, Ghana

Average cloud cover in September: 34

The month with the most cloud cover is August (Cloud cover 48).
The month with the least cloud cover is December (Cloud cover 4).

Average visibility in September
Walewale, Ghana

Average visibility in September: 9km

The months with the highest visibility are January, February, March, April, May, June, July, October, November and December (10km).
The months with the lowest visibility are August and September (9km).