September weather forecastCilio, Uganda

September

Weather in September

The first month of the autumn, September, is still a warm month in Cilio, Uganda, with an average temperature fluctuating between 17.5°C (63.5°F) and 27.5°C (81.5°F).

Temperature

As Cilio, Uganda, welcomes September, the average high-temperature is noted at a still moderately hot 27.5°C (81.5°F), closely aligning with the preceding month. Cilio registers a consistent average low-temperature of 17.5°C (63.5°F) during September.

Heat index

The heat index value during September is calculated to be a hot 31°C (87.8°F). If one continues to be active during exposure, it might cause tiredness and subsequent heat cramps.
The standards for the heat index are set for locations in shade and under light breezes. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.

Humidity

In Cilio, the average relative humidity in September is 81%.

Rainfall

In Cilio, in September, during 28.9 rainfall days, 167mm (6.57") of precipitation is typically accumulated. Throughout the year, there are 235.5 rainfall days, and 1389mm (54.69") of precipitation is accumulated.

Daylight

The average length of the day in September in Cilio is 12h and 8min.
On the first day of September, sunrise is at 06:50 and sunset at 19:00. On the last day of the month, sunrise is at 06:43 and sunset at 18:48 EAT.

Sunshine

In September, the average sunshine in Cilio is 9.1h.

UV index

In September, the average daily maximum UV index in Cilio, Uganda, is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A maximum high daily UV index of 6 during September translates into the following directions:
Dodge overexposure. Fair-skinned people can get singed in less than 20 minutes. Avoid direct sunlight between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. Keep in mind that shade structures may not provide complete protection. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.

Frequently asked questions

An average high-temperature, in September, in Cilio, is 27.5°C (81.5°F) and the average low-temperature is 17.5°C (63.5°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in September is calculated to be 31°C (87.8°F).

The average relative humidity in September in Cilio, Uganda, is 81%.

In Cilio, Uganda, during September, the rain falls for 28.9 days and regularly aggregates up to 167mm (6.57") of precipitation.

The average day length in September in Cilio, Uganda, is 12h and 8min.

On the first day of September in Cilio, sunrise is at 06:50 and sunset at 19:00. On the last day of the month, sunrise is at 06:43 and sunset at 18:48 EAT.

The average sunshine duration in September in Cilio is 9.1h.

In Cilio, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high hazard to health from 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Cilio, Uganda

  • Average high temperature in September: 27.5°C

The warmest month (with the highest average high temperature) is February (33.4°C).
The month with the lowest average high temperature is July (26.7°C).

  • Average low temperature in September: 17.5°C

The month with the highest average low temperature is February (20.8°C).
The coldest months (with the lowest average low temperature) are July and August (17.1°C).

Average pressure in September
Cilio, Uganda

  • Average pressure in September: 1012.2mbar

The month with the highest atmospheric pressure is July (1013.3mbar).
The month with the lowest atmospheric pressure is February (1008.7mbar).

Average wind speed in September
Cilio, Uganda

  • Average wind speed in September: 5.5km/h

The windiest month (with the highest average wind speed) is February (8.6km/h).
The calmest month (with the lowest average wind speed) is August (5.3km/h).

Average humidity in September
Cilio, Uganda

  • Average humidity in September: 81%

The month with the highest relative humidity is August (82%).
The month with the lowest relative humidity is January (38%).

Average rainfall in September
Cilio, Uganda

  • Average rainfall in September: 167mm

The wettest month (with the highest rainfall) is October (226mm).
The driest month (with the least rainfall) is January (3mm).

Average rainfall days in September
Cilio, Uganda

  • Average rainfall days in September: 28.9 days

The month with the highest number of rainy days is August (29.7 days).
The month with the least rainy days is January (3.1 days).

Average daylight in September /
Average sunshine in September
Cilio, Uganda

  • Average daylight in September: 12h and 6min

The month with the longest days is June (Average daylight: 12h and 18min).
The month with the shortest days is December (Average daylight: 11h and 54min).

  • Average sunshine in September: 9h and 6min

The months with the most sunshine are January and February (Average sunshine: 9h and 54min).
The month with the least sunshine is August (Average sunshine: 8h and 30min).

Average sunshine days in September
Cilio, Uganda

  • Average sunshine days in September: 0.4 days

The month with the most sunshine days is January (27.8 days).
The month with the least sunshine days is August (0.2 days).

Average UV index in September
Cilio, Uganda

  • Average UV index in September: 6

The months with the highest UV index are January, February and December (UV index 7).
The month with the lowest UV index is August (UV index 5).

Average cloud cover in September
Cilio, Uganda

  • Average cloud cover in September: 36

The month with the most cloud cover is August (Cloud cover 41).
The month with the least cloud cover is January (Cloud cover 10).

Average visibility in September
Cilio, Uganda

  • Average visibility in September: 8km

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