September weather forecast
Gogrial, South Sudan

September

Weather in September

September serves as a crucial turning point in Gogrial’s weather cycle, marking the commencement of the gradual retreat of the monsoon. Despite falling a further 1°C (33.8°F) to 31.8°C (89.2°F), the temperature highs level off while the rainfall volume begins to moderate. The city witnesses a significant drop in the frequency of rainy days, underscoring the noticeable change in the weather. The increase in daylight and visibility hints at the approaching dry season. September stands as an effective bridge between the rain-abundant preceding months and the largely moisture-deprived following months that await the city.

Temperature

The unfolding of September shows an average high-temperature of a still tropical 31.8°C (89.2°F), indicating a slight variance from August's 30.9°C (87.6°F). September is noted for a mean low-temperature of 21.8°C (71.2°F).

Heat index

The average heat index in September is appraised at an extremely hot 42°C (107.6°F). Adopt heightened safety measures, heat cramps and heat exhaustion may occur. Sustained activity might cause heatstroke.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', reflects the blend of air temperature and relative humidity to give a temperature impression. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
Sweat evaporation, driven by perspiration, is the method the human body uses to rid itself of excessive warmth. When there is an excess of moisture in the atmosphere, the efficiency of the evaporation process is lessened, leading to less efficient body cooling and a sensation of overheating. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

In Gogrial, the average relative humidity in September is 76%.

Rainfall

In Gogrial, South Sudan, in September, during 22.8 rainfall days, 103mm (4.06") of precipitation is typically accumulated. In Gogrial, South Sudan, during the entire year, the rain falls for 128.8 days and collects up to 534mm (21.02") of precipitation.

Daylight

The average length of the day in September is 12h and 10min.
On the first day of the month, sunrise is at 05:59 and sunset at 18:15. On the last day of September, sunrise is at 05:55 and sunset at 17:59 CAT.

Sunshine

In Gogrial, the average sunshine in September is 8.9h.

UV index

The average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 7 in September interprets into the following recommendations:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Avoid direct Sun exposure and seek shade from 10 a.m. to 4 p.m., the period of highest UV radiation. Remember, however, that not all shade structures offer full protection. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.

Frequently asked questions

Is it hot during September?
In September, in Gogrial, the average high-temperature is 31.8°C (89.2°F), and the average low-temperature is 21.8°C (71.2°F). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in September is appraised at 42°C (107.6°F).
What is the average humidity in September?
The average relative humidity in September is 76%.
How many days does it rain in September?
In September, the rain falls for 22.8 days. Throughout September, 103mm (4.06") of precipitation is accumulated.
How many hours of daylight does Gogrial have in September?
In Gogrial, the average day length in September is 12h and 10min.
When are sunrise and sunset in September?
In September, on the first day of the month, sunrise is at 05:59 and sunset at 18:15. On the last day of the month, sunrise is at 05:55 and sunset at 17:59 CAT.
How many hours of sunshine does Gogrial have in September?
The average sunshine duration in September is 8.9h.
How high is the UV index in September?
The average daily maximum UV index in September is 7. A UV Index of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.
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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in September
Gogrial, South Sudan
  • Average high temperature in September: 31.8°C

The warmest months (with the highest average high temperature) are March and April (40.2°C).
The month with the lowest average high temperature is August (30.9°C).

  • Average low temperature in September: 21.8°C

The month with the highest average low temperature is April (27.2°C).
The coldest month (with the lowest average low temperature) is January (21.2°C).

Average pressure in September
Gogrial, South Sudan
  • Average pressure in September: 1010.2mbar

The month with the highest atmospheric pressure is July (1011mbar).
The month with the lowest atmospheric pressure is April (1006.5mbar).

Average wind speed in September
Gogrial, South Sudan
  • Average wind speed in September: 5.7km/h

The windiest month (with the highest average wind speed) is January (10km/h).
The calmest month (with the lowest average wind speed) is September (5.7km/h).

Average humidity in September
Gogrial, South Sudan
  • Average humidity in September: 76%

The month with the highest relative humidity is August (79%).
The month with the lowest relative humidity is February (15%).

Average rainfall in September
Gogrial, South Sudan
  • Average rainfall in September: 103mm

The wettest month (with the highest rainfall) is August (131mm).
The driest months (with the least rainfall) are January, February and December (0mm).

Average rainfall days in September
Gogrial, South Sudan
  • Average rainfall days in September: 22.8 days

The month with the highest number of rainy days is August (25.3 days).
The months with the least rainy days are January and December (0.2 days).

Average daylight in September /
Average sunshine in September
Gogrial, South Sudan
  • Average daylight in September: 12h and 1min

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 36min).

  • Average sunshine in September: 8h and 5min

The months with the most sunshine are January, February and December (Average sunshine: 10h and 0min).
The month with the least sunshine is August (Average sunshine: 8h and 18min).

Average sunshine days in September
Gogrial, South Sudan
  • Average sunshine days in September: 5.7 days

The months with the most sunshine days are January and December (30.7 days).
The month with the least sunshine days is August (4.8 days).

Average UV index in September
Gogrial, South Sudan
  • Average UV index in September: 7

The months with the highest UV index are February, March and April (UV index 8).
The months with the lowest UV index are July and August (UV index 6).

Average cloud cover in September
Gogrial, South Sudan
  • Average cloud cover in September: 36

The month with the most cloud cover is August (Cloud cover 44).
The month with the least cloud cover is January (Cloud cover 3).

Average visibility in September
Gogrial, South Sudan
  • Average visibility in September: 8km

The months with the highest visibility are January, February, March, April, May, June, October, November and December (10km).
The months with the lowest visibility are August and September (8km).

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